SXCN10 CYYQ 161830
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-16
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:11:00 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:28:28    9    4.480     321.1     1.9    -0.2     1.2
DS 1  13:48:29    9    3.810     320.4     1.0    -0.2     0.4
DS 2  14:18:47   10    3.125     320.4     1.6    -0.1     0.8
DS 2  14:38:46   11    2.809     319.5     0.7    -0.1     0.2
DS 2  15:28:37   13    2.295     317.1     0.4    -0.5     0.2
DS 3  15:48:42   14    2.159     314.7     1.1     0.0     0.3
DS 3  16:19:11   15    2.005     312.0     1.9     0.2     0.7
DS 3  16:39:10   16    1.932     313.2     2.0     0.3     0.8
DS 3  17:29:22   18    1.820     310.7     1.2     0.2     0.4
DS 3  17:49:22   18    1.800     310.1     0.8     0.0     0.3
DS 3  18:20:31   18    1.794     307.2     1.1     0.1     0.2

   DAILY MEANS   14    2.548     315.1            -0.0
   STANDARD DEVIATION              4.9             0.2
                             11 / 11


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-16
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:11:00 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:52:57    9    3.688     328.8     1.5    -4.0     0.8
ZS 0  14:14:15   10    3.209     326.1     1.9    -6.0     0.9
ZS 0  14:43:14   11    2.749     322.1     1.7    -6.8     0.6
ZS 0  15:10:56   12    2.443     319.0     1.5    -6.1     0.4
ZS 0  15:24:10   13    2.329     317.6     1.7    -6.4     0.4
ZS 0  15:53:10   14    2.133     314.5     2.6    -5.8     0.9
ZS 0  16:43:43   16    1.917     308.5     1.2    -4.3     0.6
ZS 0  17:11:34   17    1.849     307.8     1.3    -4.2     0.5
ZS 0  17:24:55   17    1.826     306.8     2.3    -4.0     0.7
ZS 0  17:53:55   18    1.797     305.6     1.6    -4.2     0.3
ZS 0  18:16:03   18    1.793     304.5     1.9    -3.9     0.5

   DAILY MEANS   14    2.339     314.7            -5.1
   STANDARD DEVIATION              8.6             1.1
                             11 / 11


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-16
     LOCAL SOLAR NOON = 18:11:00 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:00:27     7     89.274      11.929    0.0     326.0   2.0      98
 12:08:44     8     88.202      11.290    0.0     338.0   3.0      92
 12:16:39     8     87.177      10.382    0.0     335.0   2.0      95
 12:29:50     8     85.470       8.749    0.1     323.0   3.0      96
 12:53:54     8     82.367       6.403    0.1     321.0   2.0      95
 13:07:07     8     80.680       5.512    0.2     327.0   2.0      94
 13:15:17     8     79.644       5.066    0.2     329.0   2.0      94
 13:32:32     9     77.481       4.322    0.3     323.0   2.0      94
 13:40:28     9     76.500       4.049    0.3     324.0   2.0      93
 13:57:41    10     74.414       3.568    0.5     323.0   1.0      93
 14:05:46    10     73.450       3.382    0.5     322.0   2.0      93
 14:22:56    10     71.452       3.052    0.6     322.0   1.0      92
 14:30:53    10     70.550       2.924    0.7     322.0   1.0      92
 14:47:58    11     68.669       2.689    0.9     323.0   1.0      92
 15:02:27    12     67.144       2.526    1.0     318.0   1.0      93
 15:15:42    12     65.813       2.400    1.1     323.0   1.0      92
 15:32:46    13     64.193       2.264    1.3     315.0   1.0      92
 15:40:43    13     63.479       2.209    1.4     317.0   1.0      92
 15:57:54    14     62.030       2.107    1.6     314.0   1.0      92
 16:05:59    14     61.397       2.065    1.7     316.0   1.0      93
 16:23:21    15     60.148       1.988    1.8     313.0   1.0      92
 16:31:17    16     59.630       1.958    1.9     317.0   1.0      93
 16:48:27    16     58.629       1.903    2.0     316.0   1.0      92
 17:02:58    17     57.919       1.867    2.1     317.0   1.0      93
 17:16:19    17     57.380       1.840    2.2     313.0   1.0      92
 17:33:31    18     56.854       1.814    2.3     315.0   1.0      92
 17:41:29    18     56.675       1.806    2.3     314.0   1.0      93
 17:58:39    18     56.436       1.795    2.4     312.0   1.0      92
 18:07:27    18     56.390       1.793    2.4     311.0   1.0      92

DAILY MEANS  12                  3.919            320.3            93
STANDARD DEVIATION                                  6.6             1
=
LATEST B-FILE          :  C:/BR#203/DATA/B25917.203
LATEST B-FILE TIMESTAMP:  20170916 18:23
SXCN10 CYYQ 161930
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-16
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:59 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:28:28    9    4.480     321.1     1.9    -0.2     1.2
DS 1  13:48:29    9    3.810     320.4     1.0    -0.2     0.4
DS 2  14:18:47   10    3.125     320.4     1.6    -0.1     0.8
DS 2  14:38:46   11    2.809     319.5     0.7    -0.1     0.2
DS 2  15:28:37   13    2.295     317.1     0.4    -0.5     0.2
DS 3  15:48:42   14    2.159     314.7     1.1     0.0     0.3
DS 3  16:19:11   15    2.005     312.0     1.9     0.2     0.7
DS 3  16:39:10   16    1.932     313.2     2.0     0.3     0.8
DS 3  17:29:22   18    1.820     310.7     1.2     0.2     0.4
DS 3  17:49:22   18    1.800     310.1     0.8     0.0     0.3
DS 3  18:20:31   18    1.794     307.2     1.1     0.1     0.2
DS 3  18:40:32   19    1.807     307.5     1.1     0.2     0.6

   DAILY MEANS   14    2.486     314.5            -0.0
   STANDARD DEVIATION              5.1             0.2
                             12 / 12


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-16
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:59 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:52:57    9    3.688     328.8     1.5    -4.0     0.8
ZS 0  14:14:15   10    3.209     326.1     1.9    -6.0     0.9
ZS 0  14:43:14   11    2.749     322.1     1.7    -6.8     0.6
ZS 0  15:10:56   12    2.443     319.0     1.5    -6.1     0.4
ZS 0  15:24:10   13    2.329     317.6     1.7    -6.4     0.4
ZS 0  15:53:10   14    2.133     314.5     2.6    -5.8     0.9
ZS 0  16:43:43   16    1.917     308.5     1.2    -4.3     0.6
ZS 0  17:11:34   17    1.849     307.8     1.3    -4.2     0.5
ZS 0  17:24:55   17    1.826     306.8     2.3    -4.0     0.7
ZS 0  17:53:55   18    1.797     305.6     1.6    -4.2     0.3
ZS 0  18:16:03   18    1.793     304.5     1.9    -3.9     0.5
ZS 0  18:45:04   19    1.811     302.3     0.8    -3.6     0.2
ZS 0  19:13:38   20    1.856     301.0     0.9    -3.3     0.3

   DAILY MEANS   15    2.262     312.7            -4.8
   STANDARD DEVIATION              9.3             1.2
                             13 / 13


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-16
     LOCAL SOLAR NOON = 18:10:59 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:00:26     7     89.274      11.929    0.0     326.0   2.0      98
 12:08:43     8     88.202      11.290    0.0     338.0   3.0      92
 12:16:38     8     87.177      10.382    0.0     335.0   2.0      95
 12:29:49     8     85.470       8.749    0.1     323.0   3.0      96
 12:53:53     8     82.367       6.403    0.1     321.0   2.0      95
 13:07:06     8     80.680       5.512    0.2     327.0   2.0      94
 13:15:16     8     79.644       5.066    0.2     329.0   2.0      94
 13:32:31     9     77.481       4.322    0.3     323.0   2.0      94
 13:40:27     9     76.500       4.049    0.3     324.0   2.0      93
 13:57:41    10     74.414       3.568    0.5     323.0   1.0      93
 14:05:46    10     73.450       3.382    0.5     322.0   2.0      93
 14:22:56    10     71.452       3.052    0.6     322.0   1.0      92
 14:30:53    10     70.550       2.924    0.7     322.0   1.0      92
 14:47:58    11     68.669       2.689    0.9     323.0   1.0      92
 15:02:27    12     67.144       2.526    1.0     318.0   1.0      93
 15:15:42    12     65.813       2.400    1.1     323.0   1.0      92
 15:32:46    13     64.193       2.264    1.3     315.0   1.0      92
 15:40:43    13     63.479       2.209    1.4     317.0   1.0      92
 15:57:54    14     62.030       2.107    1.6     314.0   1.0      92
 16:05:59    14     61.397       2.065    1.7     316.0   1.0      93
 16:23:21    15     60.148       1.988    1.8     313.0   1.0      92
 16:31:17    16     59.630       1.958    1.9     317.0   1.0      93
 16:48:27    16     58.629       1.903    2.0     316.0   1.0      92
 17:02:58    17     57.919       1.867    2.1     317.0   1.0      93
 17:16:19    17     57.380       1.840    2.2     313.0   1.0      92
 17:33:31    18     56.854       1.814    2.3     315.0   1.0      92
 17:41:29    18     56.675       1.806    2.3     314.0   1.0      93
 17:58:39    18     56.436       1.795    2.4     312.0   1.0      92
 18:07:27    18     56.390       1.793    2.4     311.0   1.0      92
 18:24:39    18     56.453       1.796    2.4     311.0   1.0      92
 18:32:38    18     56.550       1.800    2.4     312.0   1.0      92
 18:49:49    19     56.904       1.817    2.3     313.0   1.0      92
 19:05:02    19     57.380       1.840    2.2     309.0   1.0      92
 19:18:23    20     57.919       1.867    2.2     313.0   1.0      92

DAILY MEANS  13                  3.611            319.0            93
STANDARD DEVIATION                                  6.9             1
=
LATEST B-FILE          :  C:/BR#203/DATA/B25917.203
LATEST B-FILE TIMESTAMP:  20170916 19:29
SXCN10 CYYQ 162030
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-16
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:58 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:28:28    9    4.480     321.1     1.9    -0.2     1.2
DS 1  13:48:29    9    3.810     320.4     1.0    -0.2     0.4
DS 2  14:18:47   10    3.125     320.4     1.6    -0.1     0.8
DS 2  14:38:46   11    2.809     319.5     0.7    -0.1     0.2
DS 2  15:28:37   13    2.295     317.1     0.4    -0.5     0.2
DS 3  15:48:42   14    2.159     314.7     1.1     0.0     0.3
DS 3  16:19:11   15    2.005     312.0     1.9     0.2     0.7
DS 3  16:39:10   16    1.932     313.2     2.0     0.3     0.8
DS 3  17:29:22   18    1.820     310.7     1.2     0.2     0.4
DS 3  17:49:22   18    1.800     310.1     0.8     0.0     0.3
DS 3  18:20:31   18    1.794     307.2     1.1     0.1     0.2
DS 3  18:40:32   19    1.807     307.5     1.1     0.2     0.6
DS 3  19:31:35   20    1.900     308.6     1.1    -0.1     0.4
DS 3  19:51:35   21    1.964     308.5     1.5     0.2     0.4
DS 3  20:21:54   21    2.099     309.2     1.2     0.2     0.4

   DAILY MEANS   15    2.387     313.3             0.0
   STANDARD DEVIATION              5.1             0.2
                             15 / 15


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-16
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:58 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:52:57    9    3.688     328.8     1.5    -4.0     0.8
ZS 0  14:14:15   10    3.209     326.1     1.9    -6.0     0.9
ZS 0  14:43:14   11    2.749     322.1     1.7    -6.8     0.6
ZS 0  15:10:56   12    2.443     319.0     1.5    -6.1     0.4
ZS 0  15:24:10   13    2.329     317.6     1.7    -6.4     0.4
ZS 0  15:53:10   14    2.133     314.5     2.6    -5.8     0.9
ZS 0  16:43:43   16    1.917     308.5     1.2    -4.3     0.6
ZS 0  17:11:34   17    1.849     307.8     1.3    -4.2     0.5
ZS 0  17:24:55   17    1.826     306.8     2.3    -4.0     0.7
ZS 0  17:53:55   18    1.797     305.6     1.6    -4.2     0.3
ZS 0  18:16:03   18    1.793     304.5     1.9    -3.9     0.5
ZS 0  18:45:04   19    1.811     302.3     0.8    -3.6     0.2
ZS 0  19:13:38   20    1.856     301.0     0.9    -3.3     0.3
ZS 0  19:56:08   21    1.981     301.1     1.6    -3.9     0.4
ZS 0  20:17:27   21    2.076     303.6     1.3    -4.5     0.7

   DAILY MEANS   16    2.230     311.3            -4.7
   STANDARD DEVIATION              9.3             1.1
                             15 / 15


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-16
     LOCAL SOLAR NOON = 18:10:58 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:00:25     7     89.274      11.929    0.0     326.0   2.0      98
 12:08:42     8     88.202      11.290    0.0     338.0   3.0      92
 12:16:37     8     87.177      10.382    0.0     335.0   2.0      95
 12:29:48     8     85.470       8.749    0.1     323.0   3.0      96
 12:53:52     8     82.367       6.403    0.1     321.0   2.0      95
 13:07:05     8     80.680       5.512    0.2     327.0   2.0      94
 13:15:15     8     79.644       5.066    0.2     329.0   2.0      94
 13:32:30     9     77.481       4.322    0.3     323.0   2.0      94
 13:40:26     9     76.500       4.049    0.3     324.0   2.0      93
 13:57:41    10     74.414       3.568    0.5     323.0   1.0      93
 14:05:46    10     73.450       3.382    0.5     322.0   2.0      93
 14:22:56    10     71.452       3.052    0.6     322.0   1.0      92
 14:30:53    10     70.550       2.924    0.7     322.0   1.0      92
 14:47:58    11     68.669       2.689    0.9     323.0   1.0      92
 15:02:27    12     67.144       2.526    1.0     318.0   1.0      93
 15:15:42    12     65.813       2.400    1.1     323.0   1.0      92
 15:32:46    13     64.193       2.264    1.3     315.0   1.0      92
 15:40:43    13     63.479       2.209    1.4     317.0   1.0      92
 15:57:54    14     62.030       2.107    1.6     314.0   1.0      92
 16:05:59    14     61.397       2.065    1.7     316.0   1.0      93
 16:23:21    15     60.148       1.988    1.8     313.0   1.0      92
 16:31:17    16     59.630       1.958    1.9     317.0   1.0      93
 16:48:27    16     58.629       1.903    2.0     316.0   1.0      92
 17:02:58    17     57.919       1.867    2.1     317.0   1.0      93
 17:16:19    17     57.380       1.840    2.2     313.0   1.0      92
 17:33:31    18     56.854       1.814    2.3     315.0   1.0      92
 17:41:29    18     56.675       1.806    2.3     314.0   1.0      93
 17:58:39    18     56.436       1.795    2.4     312.0   1.0      92
 18:07:27    18     56.390       1.793    2.4     311.0   1.0      92
 18:24:39    18     56.453       1.796    2.4     311.0   1.0      92
 18:32:38    18     56.550       1.800    2.4     312.0   1.0      92
 18:49:49    19     56.904       1.817    2.3     313.0   1.0      92
 19:05:02    19     57.380       1.840    2.2     309.0   1.0      92
 19:18:23    20     57.919       1.867    2.2     313.0   1.0      92
 19:35:43    21     58.783       1.912    2.0     312.0   1.0      91
 19:43:42    21     59.239       1.937    2.0     309.0   1.0      91
 20:00:52    21     60.344       2.000    1.8     309.0   1.0      91
 20:08:58    21     60.920       2.035    1.7     313.0   1.0      91

DAILY MEANS  14                  3.438            318.2            93
STANDARD DEVIATION                                  7.0             1
=
LATEST B-FILE          :  C:/BR#203/DATA/B25917.203
LATEST B-FILE TIMESTAMP:  20170916 20:24
SXCN10 CYYQ 162130
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-16
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:57 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:28:28    9    4.480     321.1     1.9    -0.2     1.2
DS 1  13:48:29    9    3.810     320.4     1.0    -0.2     0.4
DS 2  14:18:47   10    3.125     320.4     1.6    -0.1     0.8
DS 2  14:38:46   11    2.809     319.5     0.7    -0.1     0.2
DS 2  15:28:37   13    2.295     317.1     0.4    -0.5     0.2
DS 3  15:48:42   14    2.159     314.7     1.1     0.0     0.3
DS 3  16:19:11   15    2.005     312.0     1.9     0.2     0.7
DS 3  16:39:10   16    1.932     313.2     2.0     0.3     0.8
DS 3  17:29:22   18    1.820     310.7     1.2     0.2     0.4
DS 3  17:49:22   18    1.800     310.1     0.8     0.0     0.3
DS 3  18:20:31   18    1.794     307.2     1.1     0.1     0.2
DS 3  18:40:32   19    1.807     307.5     1.1     0.2     0.6
DS 3  19:31:35   20    1.900     308.6     1.1    -0.1     0.4
DS 3  19:51:35   21    1.964     308.5     1.5     0.2     0.4
DS 3  20:21:54   21    2.099     309.2     1.2     0.2     0.4
DS 3  20:41:54   21    2.218     310.6     0.8     0.2     0.5

   DAILY MEANS   16    2.376     313.2             0.0
   STANDARD DEVIATION              5.0             0.2
                             16 / 16


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-16
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:57 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:52:57    9    3.688     328.8     1.5    -4.0     0.8
ZS 0  14:14:15   10    3.209     326.1     1.9    -6.0     0.9
ZS 0  14:43:14   11    2.749     322.1     1.7    -6.8     0.6
ZS 0  15:10:56   12    2.443     319.0     1.5    -6.1     0.4
ZS 0  15:24:10   13    2.329     317.6     1.7    -6.4     0.4
ZS 0  15:53:10   14    2.133     314.5     2.6    -5.8     0.9
ZS 0  16:43:43   16    1.917     308.5     1.2    -4.3     0.6
ZS 0  17:11:34   17    1.849     307.8     1.3    -4.2     0.5
ZS 0  17:24:55   17    1.826     306.8     2.3    -4.0     0.7
ZS 0  17:53:55   18    1.797     305.6     1.6    -4.2     0.3
ZS 0  18:16:03   18    1.793     304.5     1.9    -3.9     0.5
ZS 0  18:45:04   19    1.811     302.3     0.8    -3.6     0.2
ZS 0  19:13:38   20    1.856     301.0     0.9    -3.3     0.3
ZS 0  19:56:08   21    1.981     301.1     1.6    -3.9     0.4
ZS 0  20:17:27   21    2.076     303.6     1.3    -4.5     0.7
ZS 0  20:46:22   21    2.249     305.1     1.4    -5.0     0.4
ZS 0  21:14:07   21    2.479     308.0     2.9    -5.4     0.8
ZS 0  21:27:21   21    2.619     308.6     2.1    -5.3     0.5

   DAILY MEANS   17    2.267     310.6            -4.8
   STANDARD DEVIATION              8.6             1.1
                             18 / 18


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-16
     LOCAL SOLAR NOON = 18:10:57 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:00:24     7     89.274      11.929    0.0     326.0   2.0      98
 12:08:41     8     88.202      11.290    0.0     338.0   3.0      92
 12:16:36     8     87.177      10.382    0.0     335.0   2.0      95
 12:29:47     8     85.470       8.749    0.1     323.0   3.0      96
 12:53:51     8     82.367       6.403    0.1     321.0   2.0      95
 13:07:04     8     80.680       5.512    0.2     327.0   2.0      94
 13:15:14     8     79.644       5.066    0.2     329.0   2.0      94
 13:32:29     9     77.481       4.322    0.3     323.0   2.0      94
 13:40:25     9     76.500       4.049    0.3     324.0   2.0      93
 13:57:41    10     74.414       3.568    0.5     323.0   1.0      93
 14:05:46    10     73.450       3.382    0.5     322.0   2.0      93
 14:22:56    10     71.452       3.052    0.6     322.0   1.0      92
 14:30:53    10     70.550       2.924    0.7     322.0   1.0      92
 14:47:58    11     68.669       2.689    0.9     323.0   1.0      92
 15:02:27    12     67.144       2.526    1.0     318.0   1.0      93
 15:15:42    12     65.813       2.400    1.1     323.0   1.0      92
 15:32:46    13     64.193       2.264    1.3     315.0   1.0      92
 15:40:43    13     63.479       2.209    1.4     317.0   1.0      92
 15:57:54    14     62.030       2.107    1.6     314.0   1.0      92
 16:05:59    14     61.397       2.065    1.7     316.0   1.0      93
 16:23:21    15     60.148       1.988    1.8     313.0   1.0      92
 16:31:17    16     59.630       1.958    1.9     317.0   1.0      93
 16:48:27    16     58.629       1.903    2.0     316.0   1.0      92
 17:02:58    17     57.919       1.867    2.1     317.0   1.0      93
 17:16:19    17     57.380       1.840    2.2     313.0   1.0      92
 17:33:31    18     56.854       1.814    2.3     315.0   1.0      92
 17:41:29    18     56.675       1.806    2.3     314.0   1.0      93
 17:58:39    18     56.436       1.795    2.4     312.0   1.0      92
 18:07:27    18     56.390       1.793    2.4     311.0   1.0      92
 18:24:39    18     56.453       1.796    2.4     311.0   1.0      92
 18:32:38    18     56.550       1.800    2.4     312.0   1.0      92
 18:49:49    19     56.904       1.817    2.3     313.0   1.0      92
 19:05:02    19     57.380       1.840    2.2     309.0   1.0      92
 19:18:23    20     57.919       1.867    2.2     313.0   1.0      92
 19:35:43    21     58.783       1.912    2.0     312.0   1.0      91
 19:43:42    21     59.239       1.937    2.0     309.0   1.0      91
 20:00:52    21     60.344       2.000    1.8     309.0   1.0      91
 20:08:58    21     60.920       2.035    1.7     313.0   1.0      91
 20:26:04    21     62.246       2.121    1.5     309.0   1.0      90
 20:34:01    21     62.910       2.168    1.5     315.0   1.0      90
 20:51:08    21     64.432       2.283    1.3     311.0   1.0      89
 21:05:38    21     65.818       2.401    1.1     317.0   1.0      90
 21:18:52    21     67.151       2.527    1.0     311.0   1.0      89

DAILY MEANS  15                  3.306            317.5            92
STANDARD DEVIATION                                  6.9             2
=
LATEST B-FILE          :  C:/BR#203/DATA/B25917.203
LATEST B-FILE TIMESTAMP:  20170916 21:29
SXCN10 CYYQ 162230
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-16
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:56 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:28:28    9    4.480     321.1     1.9    -0.2     1.2
DS 1  13:48:29    9    3.810     320.4     1.0    -0.2     0.4
DS 2  14:18:47   10    3.125     320.4     1.6    -0.1     0.8
DS 2  14:38:46   11    2.809     319.5     0.7    -0.1     0.2
DS 2  15:28:37   13    2.295     317.1     0.4    -0.5     0.2
DS 3  15:48:42   14    2.159     314.7     1.1     0.0     0.3
DS 3  16:19:11   15    2.005     312.0     1.9     0.2     0.7
DS 3  16:39:10   16    1.932     313.2     2.0     0.3     0.8
DS 3  17:29:22   18    1.820     310.7     1.2     0.2     0.4
DS 3  17:49:22   18    1.800     310.1     0.8     0.0     0.3
DS 3  18:20:31   18    1.794     307.2     1.1     0.1     0.2
DS 3  18:40:32   19    1.807     307.5     1.1     0.2     0.6
DS 3  19:31:35   20    1.900     308.6     1.1    -0.1     0.4
DS 3  19:51:35   21    1.964     308.5     1.5     0.2     0.4
DS 3  20:21:54   21    2.099     309.2     1.2     0.2     0.4
DS 3  20:41:54   21    2.218     310.6     0.8     0.2     0.5
DS 2  21:31:54   21    2.673     313.6     0.6    -0.4     0.2
DS 2  21:51:53   21    2.948     312.5     1.2    -0.3     0.6
DS 1  22:22:27   21    3.543     313.3     0.8    -0.4     0.3

   DAILY MEANS   17    2.483     313.2            -0.0
   STANDARD DEVIATION              4.6             0.2
                             19 / 19


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-16
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:56 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:52:57    9    3.688     328.8     1.5    -4.0     0.8
ZS 0  14:14:15   10    3.209     326.1     1.9    -6.0     0.9
ZS 0  14:43:14   11    2.749     322.1     1.7    -6.8     0.6
ZS 0  15:10:56   12    2.443     319.0     1.5    -6.1     0.4
ZS 0  15:24:10   13    2.329     317.6     1.7    -6.4     0.4
ZS 0  15:53:10   14    2.133     314.5     2.6    -5.8     0.9
ZS 0  16:43:43   16    1.917     308.5     1.2    -4.3     0.6
ZS 0  17:11:34   17    1.849     307.8     1.3    -4.2     0.5
ZS 0  17:24:55   17    1.826     306.8     2.3    -4.0     0.7
ZS 0  17:53:55   18    1.797     305.6     1.6    -4.2     0.3
ZS 0  18:16:03   18    1.793     304.5     1.9    -3.9     0.5
ZS 0  18:45:04   19    1.811     302.3     0.8    -3.6     0.2
ZS 0  19:13:38   20    1.856     301.0     0.9    -3.3     0.3
ZS 0  19:56:08   21    1.981     301.1     1.6    -3.9     0.4
ZS 0  20:17:27   21    2.076     303.6     1.3    -4.5     0.7
ZS 0  20:46:22   21    2.249     305.1     1.4    -5.0     0.4
ZS 0  21:14:07   21    2.479     308.0     2.9    -5.4     0.8
ZS 0  21:27:21   21    2.619     308.6     2.1    -5.3     0.5
ZS 0  21:56:21   21    3.020     310.9     1.8    -4.8     0.1

   DAILY MEANS   17    2.307     310.6            -4.8
   STANDARD DEVIATION              8.4             1.0
                             19 / 19


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-16
     LOCAL SOLAR NOON = 18:10:56 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:00:23     7     89.274      11.929    0.0     326.0   2.0      98
 12:08:40     8     88.202      11.290    0.0     338.0   3.0      92
 12:16:35     8     87.177      10.382    0.0     335.0   2.0      95
 12:29:46     8     85.470       8.749    0.1     323.0   3.0      96
 12:53:50     8     82.367       6.403    0.1     321.0   2.0      95
 13:07:03     8     80.680       5.512    0.2     327.0   2.0      94
 13:15:13     8     79.644       5.066    0.2     329.0   2.0      94
 13:32:28     9     77.481       4.322    0.3     323.0   2.0      94
 13:40:24     9     76.500       4.049    0.3     324.0   2.0      93
 13:57:41    10     74.414       3.568    0.5     323.0   1.0      93
 14:05:46    10     73.450       3.382    0.5     322.0   2.0      93
 14:22:56    10     71.452       3.052    0.6     322.0   1.0      92
 14:30:53    10     70.550       2.924    0.7     322.0   1.0      92
 14:47:58    11     68.669       2.689    0.9     323.0   1.0      92
 15:02:27    12     67.144       2.526    1.0     318.0   1.0      93
 15:15:42    12     65.813       2.400    1.1     323.0   1.0      92
 15:32:46    13     64.193       2.264    1.3     315.0   1.0      92
 15:40:43    13     63.479       2.209    1.4     317.0   1.0      92
 15:57:54    14     62.030       2.107    1.6     314.0   1.0      92
 16:05:59    14     61.397       2.065    1.7     316.0   1.0      93
 16:23:21    15     60.148       1.988    1.8     313.0   1.0      92
 16:31:17    16     59.630       1.958    1.9     317.0   1.0      93
 16:48:27    16     58.629       1.903    2.0     316.0   1.0      92
 17:02:58    17     57.919       1.867    2.1     317.0   1.0      93
 17:16:19    17     57.380       1.840    2.2     313.0   1.0      92
 17:33:31    18     56.854       1.814    2.3     315.0   1.0      92
 17:41:29    18     56.675       1.806    2.3     314.0   1.0      93
 17:58:39    18     56.436       1.795    2.4     312.0   1.0      92
 18:07:27    18     56.390       1.793    2.4     311.0   1.0      92
 18:24:39    18     56.453       1.796    2.4     311.0   1.0      92
 18:32:38    18     56.550       1.800    2.4     312.0   1.0      92
 18:49:49    19     56.904       1.817    2.3     313.0   1.0      92
 19:05:02    19     57.380       1.840    2.2     309.0   1.0      92
 19:18:23    20     57.919       1.867    2.2     313.0   1.0      92
 19:35:43    21     58.783       1.912    2.0     312.0   1.0      91
 19:43:42    21     59.239       1.937    2.0     309.0   1.0      91
 20:00:52    21     60.344       2.000    1.8     309.0   1.0      91
 20:08:58    21     60.920       2.035    1.7     313.0   1.0      91
 20:26:04    21     62.246       2.121    1.5     309.0   1.0      90
 20:34:01    21     62.910       2.168    1.5     315.0   1.0      90
 20:51:08    21     64.432       2.283    1.3     311.0   1.0      89
 21:05:38    21     65.818       2.401    1.1     317.0   1.0      90
 21:18:52    21     67.151       2.527    1.0     311.0   1.0      89
 21:36:03    21     68.970       2.724    0.8     318.0   1.0      88
 21:44:00    21     69.843       2.831    0.8     318.0   1.0      88
 22:01:06    21     71.776       3.101    0.6     318.0   1.0      88
 22:09:12    21     72.718       3.253    0.5     316.0   1.0      89

DAILY MEANS  15                  3.278            317.5            92
STANDARD DEVIATION                                  6.6             2
=
LATEST B-FILE          :  C:/BR#203/DATA/B25917.203
LATEST B-FILE TIMESTAMP:  20170916 22:24
SXCN10 CYYQ 170030
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B25917.203
LATEST B-FILE TIMESTAMP:  20170917 00:25
SXCN10 CYYQ 170130
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B25917.203
LATEST B-FILE TIMESTAMP:  20170917 01:28
SXCN10 CYYQ 170230
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B25917.203
LATEST B-FILE TIMESTAMP:  20170917 02:25
SXCN10 CYYQ 170330
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B25917.203
LATEST B-FILE TIMESTAMP:  20170917 03:25
SXCN10 CYYQ 170430
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B25917.203
LATEST B-FILE TIMESTAMP:  20170917 04:18
SXCN10 CYYQ 170530
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B25917.203
LATEST B-FILE TIMESTAMP:  20170917 05:29
SXCN10 CYYQ 170630
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 06:28
SXCN10 CYYQ 170730
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 07:22
SXCN10 CYYQ 170830
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 08:29
SXCN10 CYYQ 170930
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 09:29
SXCN10 CYYQ 171030
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 10:17
SXCN10 CYYQ 171130
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 11:22
SXCN10 CYYQ 171230


    ***      INSUFFICIENT DATA TO CALCULATE      ***
    ***  STATISTICS FOR THIS DAY'S OBSERVATIONS. ***


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-17
     LOCAL SOLAR NOON = 18:10:44 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 11:58:31     8     89.819      12.058    0.0     306.0   2.0      78
 12:06:48     8     88.747      11.670    0.0     311.0   2.0      93
 12:14:44     8     87.720      10.885    0.0     293.0   2.0      97

DAILY MEANS   8                 11.538            303.3            89
STANDARD DEVIATION                                  9.3            10
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 12:26
SXCN10 CYYQ 171330
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:43 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:21:24    9    4.884     296.1     1.2    -0.3     0.5

   DAILY MEANS    9    4.884     296.1            -0.3
   STANDARD DEVIATION              0.0             0.0
                             1 / 1


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:43 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:25:50    9    4.684     308.8     4.3     5.9     1.3

   DAILY MEANS    9    4.684     308.8             5.9
   STANDARD DEVIATION              0.0             0.0
                             1 / 1


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-17
     LOCAL SOLAR NOON = 18:10:43 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 11:58:30     8     89.819      12.058    0.0     306.0   2.0      78
 12:06:47     8     88.747      11.670    0.0     311.0   2.0      93
 12:14:43     8     87.720      10.885    0.0     293.0   2.0      97
 12:27:54     8     86.012       9.257    0.1     303.0   3.0      99
 12:46:56     8     83.558       7.185    0.1     293.0   3.0      99
 13:00:09     8     81.863       6.113    0.2     297.0   2.0      98
 13:13:20     9     80.187       5.291    0.2     289.0   3.0      97

DAILY MEANS   8                  8.923            298.9            94
STANDARD DEVIATION                                  8.0             8
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 13:29
SXCN10 CYYQ 171430
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:42 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:21:24    9    4.884     296.1     1.2    -0.3     0.5
DS 0  13:30:17    9    4.500     296.3     0.7    -0.6     0.4
DS 0  13:39:11    9    4.173     296.8     0.8    -0.4     0.3
DS 1  14:22:39   12    3.103     295.8     0.5     0.0     0.4

   DAILY MEANS   10    4.165     296.2            -0.3
   STANDARD DEVIATION              0.4             0.3
                             4 / 4


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:42 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:25:50    9    4.684     308.8     4.3     5.9     1.3
ZS 0  13:34:43    9    4.331     304.8     3.1     2.5     0.8
ZS 0  13:43:37    9    4.027     305.7     1.8    -0.6     0.6
ZS 0  14:04:41   10    3.462     297.9     1.7    -3.0     0.7

   DAILY MEANS    9    4.126     304.3             1.2
   STANDARD DEVIATION              4.6             3.9
                             4 / 4


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-17
     LOCAL SOLAR NOON = 18:10:42 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 11:58:29     8     89.819      12.058    0.0     306.0   2.0      78
 12:06:46     8     88.747      11.670    0.0     311.0   2.0      93
 12:14:42     8     87.720      10.885    0.0     293.0   2.0      97
 12:27:53     8     86.012       9.257    0.1     303.0   3.0      99
 12:46:55     8     83.558       7.185    0.1     293.0   3.0      99
 13:00:08     8     81.863       6.113    0.2     297.0   2.0      98
 13:13:19     9     80.187       5.291    0.2     289.0   3.0      97
 13:56:12    10     74.890       3.667    0.5     299.0   2.0      94
 14:09:26    11     73.318       3.358    0.6     292.0   1.0      94

DAILY MEANS   9                  7.720            298.1            94
STANDARD DEVIATION                                  7.3             7
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 14:25
SXCN10 CYYQ 171530
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:41 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:21:24    9    4.884     296.1     1.2    -0.3     0.5
DS 0  13:30:17    9    4.500     296.3     0.7    -0.6     0.4
DS 0  13:39:11    9    4.173     296.8     0.8    -0.4     0.3
DS 1  14:22:39   12    3.103     295.8     0.5     0.0     0.4
DS 1  14:42:36   13    2.795     295.9     1.7    -0.2     0.6

   DAILY MEANS   10    3.891     296.2            -0.3
   STANDARD DEVIATION              0.4             0.2
                             5 / 5


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:41 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:25:50    9    4.684     308.8     4.3     5.9     1.3
ZS 0  13:34:43    9    4.331     304.8     3.1     2.5     0.8
ZS 0  13:43:37    9    4.027     305.7     1.8    -0.6     0.6
ZS 0  14:04:41   10    3.462     297.9     1.7    -3.0     0.7
ZS 0  14:47:05   13    2.737     306.7     1.9    -7.9     0.5
ZS 0  15:14:48   13    2.437     305.8     0.9    -8.0     0.3

   DAILY MEANS   11    3.613     304.9            -1.8
   STANDARD DEVIATION              3.7             5.6
                             6 / 6


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-17
     LOCAL SOLAR NOON = 18:10:41 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 11:58:28     8     89.819      12.058    0.0     306.0   2.0      78
 12:06:45     8     88.747      11.670    0.0     311.0   2.0      93
 12:14:41     8     87.720      10.885    0.0     293.0   2.0      97
 12:27:52     8     86.012       9.257    0.1     303.0   3.0      99
 12:46:54     8     83.558       7.185    0.1     293.0   3.0      99
 13:00:07     8     81.863       6.113    0.2     297.0   2.0      98
 13:13:18     9     80.187       5.291    0.2     289.0   3.0      97
 13:56:12    10     74.890       3.667    0.5     299.0   2.0      94
 14:09:26    11     73.318       3.358    0.6     292.0   1.0      94
 14:26:47    12     71.317       3.032    0.6     289.0   1.0      83
 14:34:44    12     70.425       2.907    0.7     294.0   1.0      85
 14:51:49    13     68.571       2.678    0.8     296.0   1.0      82
 15:06:18    13     67.069       2.519    1.0     290.0   1.0      81
 15:19:33    13     65.759       2.395    1.1     305.0   1.0      84

DAILY MEANS  10                  5.930            296.9            90
STANDARD DEVIATION                                  6.9             8
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 15:29
SXCN10 CYYQ 171630
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:40 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:21:24    9    4.884     296.1     1.2    -0.3     0.5
DS 0  13:30:17    9    4.500     296.3     0.7    -0.6     0.4
DS 0  13:39:11    9    4.173     296.8     0.8    -0.4     0.3
DS 1  14:22:39   12    3.103     295.8     0.5     0.0     0.4
DS 1  14:42:36   13    2.795     295.9     1.7    -0.2     0.6
DS 0  15:32:33   13    2.292     295.1     1.3    -0.6     0.4
DS 0  15:52:30   14    2.160     291.1     4.7     0.8     1.7
DS 0  16:22:40   15    2.012     294.6     1.8    -0.3     0.4

   DAILY MEANS   12    3.240     295.2            -0.2
   STANDARD DEVIATION              1.8             0.5
                             8 / 8


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:40 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:25:50    9    4.684     308.8     4.3     5.9     1.3
ZS 0  13:34:43    9    4.331     304.8     3.1     2.5     0.8
ZS 0  13:43:37    9    4.027     305.7     1.8    -0.6     0.6
ZS 0  14:04:41   10    3.462     297.9     1.7    -3.0     0.7
ZS 0  14:47:05   13    2.737     306.7     1.9    -7.9     0.5
ZS 0  15:14:48   13    2.437     305.8     0.9    -8.0     0.3
ZS 0  15:28:01   13    2.326     303.9     1.3    -7.6     0.2
ZS 0  15:56:56   14    2.135     305.5     0.8    -7.5     0.3
ZS 0  16:18:14   15    2.030     301.1     1.0    -6.5     0.4

   DAILY MEANS   12    3.130     304.5            -3.6
   STANDARD DEVIATION              3.2             5.2
                             9 / 9


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-17
     LOCAL SOLAR NOON = 18:10:40 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 11:58:27     8     89.819      12.058    0.0     306.0   2.0      78
 12:06:44     8     88.747      11.670    0.0     311.0   2.0      93
 12:14:40     8     87.720      10.885    0.0     293.0   2.0      97
 12:27:51     8     86.012       9.257    0.1     303.0   3.0      99
 12:46:53     8     83.558       7.185    0.1     293.0   3.0      99
 13:00:06     8     81.863       6.113    0.2     297.0   2.0      98
 13:13:17     9     80.187       5.291    0.2     289.0   3.0      97
 13:56:12    10     74.890       3.667    0.5     299.0   2.0      94
 14:09:26    11     73.318       3.358    0.6     292.0   1.0      94
 14:26:47    12     71.317       3.032    0.6     289.0   1.0      83
 14:34:44    12     70.425       2.907    0.7     294.0   1.0      85
 14:51:49    13     68.571       2.678    0.8     296.0   1.0      82
 15:06:18    13     67.069       2.519    1.0     290.0   1.0      81
 15:19:33    13     65.759       2.395    1.1     305.0   1.0      84
 15:36:40    14     64.168       2.262    1.3     296.0   1.0      82
 15:44:37    14     63.470       2.209    1.3     296.0   1.0      82
 16:01:40    15     62.071       2.109    1.3     292.0   1.0      70
 16:09:46    15     61.455       2.069    1.3     296.0   1.0      68

DAILY MEANS  11                  5.092            296.5            87
STANDARD DEVIATION                                  6.2            10
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 16:25
SXCN10 CYYQ 171730
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:39 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:21:24    9    4.884     296.1     1.2    -0.3     0.5
DS 0  13:30:17    9    4.500     296.3     0.7    -0.6     0.4
DS 0  13:39:11    9    4.173     296.8     0.8    -0.4     0.3
DS 1  14:22:39   12    3.103     295.8     0.5     0.0     0.4
DS 1  14:42:36   13    2.795     295.9     1.7    -0.2     0.6
DS 0  15:32:33   13    2.292     295.1     1.3    -0.6     0.4
DS 0  15:52:30   14    2.160     291.1     4.7     0.8     1.7
DS 0  16:22:40   15    2.012     294.6     1.8    -0.3     0.4

   DAILY MEANS   12    3.240     295.2            -0.2
   STANDARD DEVIATION              1.8             0.5
                             8 / 8


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:39 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:25:50    9    4.684     308.8     4.3     5.9     1.3
ZS 0  13:34:43    9    4.331     304.8     3.1     2.5     0.8
ZS 0  13:43:37    9    4.027     305.7     1.8    -0.6     0.6
ZS 0  14:04:41   10    3.462     297.9     1.7    -3.0     0.7
ZS 0  14:47:05   13    2.737     306.7     1.9    -7.9     0.5
ZS 0  15:14:48   13    2.437     305.8     0.9    -8.0     0.3
ZS 0  15:28:01   13    2.326     303.9     1.3    -7.6     0.2
ZS 0  15:56:56   14    2.135     305.5     0.8    -7.5     0.3
ZS 0  16:18:14   15    2.030     301.1     1.0    -6.5     0.4
ZS 0  16:46:34   16    1.928     300.0     1.0    -6.5     0.3
ZS 0  17:14:26   17    1.861     298.6     1.3    -5.6     0.5

   DAILY MEANS   13    2.905     303.5            -4.1
   STANDARD DEVIATION              3.6             4.7
                             11 / 11


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-17
     LOCAL SOLAR NOON = 18:10:39 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 11:58:26     8     89.819      12.058    0.0     306.0   2.0      78
 12:06:43     8     88.747      11.670    0.0     311.0   2.0      93
 12:14:39     8     87.720      10.885    0.0     293.0   2.0      97
 12:27:50     8     86.012       9.257    0.1     303.0   3.0      99
 12:46:52     8     83.558       7.185    0.1     293.0   3.0      99
 13:00:05     8     81.863       6.113    0.2     297.0   2.0      98
 13:13:16     9     80.187       5.291    0.2     289.0   3.0      97
 13:56:12    10     74.890       3.667    0.5     299.0   2.0      94
 14:09:26    11     73.318       3.358    0.6     292.0   1.0      94
 14:26:47    12     71.317       3.032    0.6     289.0   1.0      83
 14:34:44    12     70.425       2.907    0.7     294.0   1.0      85
 14:51:49    13     68.571       2.678    0.8     296.0   1.0      82
 15:06:18    13     67.069       2.519    1.0     290.0   1.0      81
 15:19:33    13     65.759       2.395    1.1     305.0   1.0      84
 15:36:40    14     64.168       2.262    1.3     296.0   1.0      82
 15:44:37    14     63.470       2.209    1.3     296.0   1.0      82
 16:01:40    15     62.071       2.109    1.3     292.0   1.0      70
 16:09:46    15     61.455       2.069    1.3     296.0   1.0      68
 16:26:48    16     60.268       1.995    1.5     292.0   1.0      69
 16:34:45    16     59.767       1.966    1.5     299.0   1.0      70
 16:51:19    16     58.839       1.915    1.9     311.0   1.0      86
 17:05:50    17     58.160       1.879    1.9     296.0   1.0      78
 17:19:12    17     57.649       1.853    1.8     297.0   1.0      72

DAILY MEANS  12                  4.403            297.0            84
STANDARD DEVIATION                                  6.3            10
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 17:29
SXCN10 CYYQ 171830
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:38 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:21:24    9    4.884     296.1     1.2    -0.3     0.5
DS 0  13:30:17    9    4.500     296.3     0.7    -0.6     0.4
DS 0  13:39:11    9    4.173     296.8     0.8    -0.4     0.3
DS 1  14:22:39   12    3.103     295.8     0.5     0.0     0.4
DS 1  14:42:36   13    2.795     295.9     1.7    -0.2     0.6
DS 0  15:32:33   13    2.292     295.1     1.3    -0.6     0.4
DS 0  15:52:30   14    2.160     291.1     4.7     0.8     1.7
DS 0  16:22:40   15    2.012     294.6     1.8    -0.3     0.4
DS 0  17:32:29   18    1.834     295.0     0.5    -0.9     0.5
DS 0  17:52:32   18    1.816     294.8     4.0    -0.8     0.9
DS 0  18:23:48   18    1.813     293.8     2.1    -1.0     0.7

   DAILY MEANS   13    2.853     295.0            -0.4
   STANDARD DEVIATION              1.6             0.5
                             11 / 11


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:38 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:25:50    9    4.684     308.8     4.3     5.9     1.3
ZS 0  13:34:43    9    4.331     304.8     3.1     2.5     0.8
ZS 0  13:43:37    9    4.027     305.7     1.8    -0.6     0.6
ZS 0  14:04:41   10    3.462     297.9     1.7    -3.0     0.7
ZS 0  14:47:05   13    2.737     306.7     1.9    -7.9     0.5
ZS 0  15:14:48   13    2.437     305.8     0.9    -8.0     0.3
ZS 0  15:28:01   13    2.326     303.9     1.3    -7.6     0.2
ZS 0  15:56:56   14    2.135     305.5     0.8    -7.5     0.3
ZS 0  16:18:14   15    2.030     301.1     1.0    -6.5     0.4
ZS 0  16:46:34   16    1.928     300.0     1.0    -6.5     0.3
ZS 0  17:14:26   17    1.861     298.6     1.3    -5.6     0.5
ZS 0  17:57:06   18    1.813     293.9     1.3    -4.5     0.6
ZS 0  18:19:15   18    1.812     297.3     1.1    -5.5     0.4

   DAILY MEANS   13    2.737     302.3            -4.2
   STANDARD DEVIATION              4.5             4.3
                             13 / 13


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-17
     LOCAL SOLAR NOON = 18:10:38 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 11:58:25     8     89.819      12.058    0.0     306.0   2.0      78
 12:06:42     8     88.747      11.670    0.0     311.0   2.0      93
 12:14:38     8     87.720      10.885    0.0     293.0   2.0      97
 12:27:49     8     86.012       9.257    0.1     303.0   3.0      99
 12:46:51     8     83.558       7.185    0.1     293.0   3.0      99
 13:00:04     8     81.863       6.113    0.2     297.0   2.0      98
 13:13:15     9     80.187       5.291    0.2     289.0   3.0      97
 13:56:12    10     74.890       3.667    0.5     299.0   2.0      94
 14:09:26    11     73.318       3.358    0.6     292.0   1.0      94
 14:26:47    12     71.317       3.032    0.6     289.0   1.0      83
 14:34:44    12     70.425       2.907    0.7     294.0   1.0      85
 14:51:49    13     68.571       2.678    0.8     296.0   1.0      82
 15:06:18    13     67.069       2.519    1.0     290.0   1.0      81
 15:19:33    13     65.759       2.395    1.1     305.0   1.0      84
 15:36:40    14     64.168       2.262    1.3     296.0   1.0      82
 15:44:37    14     63.470       2.209    1.3     296.0   1.0      82
 16:01:40    15     62.071       2.109    1.3     292.0   1.0      70
 16:09:46    15     61.455       2.069    1.3     296.0   1.0      68
 16:26:48    16     60.268       1.995    1.5     292.0   1.0      69
 16:34:45    16     59.767       1.966    1.5     299.0   1.0      70
 16:51:19    16     58.839       1.915    1.9     311.0   1.0      86
 17:05:50    17     58.160       1.879    1.9     296.0   1.0      78
 17:19:12    17     57.649       1.853    1.8     297.0   1.0      72
 17:36:36    18     57.156       1.829    1.6     294.0   1.0      63
 17:44:33    18     56.997       1.821    1.8     299.0   1.0      69
 18:01:50    18     56.798       1.812    1.8     298.0   1.0      68
 18:10:38    18     56.773       1.811    1.7     295.0   1.0      62

DAILY MEANS  13                  4.020            297.0            82
STANDARD DEVIATION                                  5.9            12
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 18:26
SXCN10 CYYQ 171930
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:37 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:21:24    9    4.884     296.1     1.2    -0.3     0.5
DS 0  13:30:17    9    4.500     296.3     0.7    -0.6     0.4
DS 0  13:39:11    9    4.173     296.8     0.8    -0.4     0.3
DS 1  14:22:39   12    3.103     295.8     0.5     0.0     0.4
DS 1  14:42:36   13    2.795     295.9     1.7    -0.2     0.6
DS 0  15:32:33   13    2.292     295.1     1.3    -0.6     0.4
DS 0  15:52:30   14    2.160     291.1     4.7     0.8     1.7
DS 0  16:22:40   15    2.012     294.6     1.8    -0.3     0.4
DS 0  17:32:29   18    1.834     295.0     0.5    -0.9     0.5
DS 0  17:52:32   18    1.816     294.8     4.0    -0.8     0.9
DS 0  18:23:48   18    1.813     293.8     2.1    -1.0     0.7

   DAILY MEANS   13    2.853     295.0            -0.4
   STANDARD DEVIATION              1.6             0.5
                             11 / 11


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:37 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:25:50    9    4.684     308.8     4.3     5.9     1.3
ZS 0  13:34:43    9    4.331     304.8     3.1     2.5     0.8
ZS 0  13:43:37    9    4.027     305.7     1.8    -0.6     0.6
ZS 0  14:04:41   10    3.462     297.9     1.7    -3.0     0.7
ZS 0  14:47:05   13    2.737     306.7     1.9    -7.9     0.5
ZS 0  15:14:48   13    2.437     305.8     0.9    -8.0     0.3
ZS 0  15:28:01   13    2.326     303.9     1.3    -7.6     0.2
ZS 0  15:56:56   14    2.135     305.5     0.8    -7.5     0.3
ZS 0  16:18:14   15    2.030     301.1     1.0    -6.5     0.4
ZS 0  16:46:34   16    1.928     300.0     1.0    -6.5     0.3
ZS 0  17:14:26   17    1.861     298.6     1.3    -5.6     0.5
ZS 0  17:57:06   18    1.813     293.9     1.3    -4.5     0.6
ZS 0  18:19:15   18    1.812     297.3     1.1    -5.5     0.4
ZS 0  18:46:23   18    1.831     295.0     2.1    -4.9     0.4
ZS 0  19:14:56   18    1.879     294.6     1.4    -5.3     0.4

   DAILY MEANS   14    2.620     301.3            -4.3
   STANDARD DEVIATION              4.9             4.0
                             15 / 15


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-17
     LOCAL SOLAR NOON = 18:10:37 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 11:58:24     8     89.819      12.058    0.0     306.0   2.0      78
 12:06:41     8     88.747      11.670    0.0     311.0   2.0      93
 12:14:37     8     87.720      10.885    0.0     293.0   2.0      97
 12:27:48     8     86.012       9.257    0.1     303.0   3.0      99
 12:46:50     8     83.558       7.185    0.1     293.0   3.0      99
 13:00:03     8     81.863       6.113    0.2     297.0   2.0      98
 13:13:14     9     80.187       5.291    0.2     289.0   3.0      97
 13:56:12    10     74.890       3.667    0.5     299.0   2.0      94
 14:09:26    11     73.318       3.358    0.6     292.0   1.0      94
 14:26:47    12     71.317       3.032    0.6     289.0   1.0      83
 14:34:44    12     70.425       2.907    0.7     294.0   1.0      85
 14:51:49    13     68.571       2.678    0.8     296.0   1.0      82
 15:06:18    13     67.069       2.519    1.0     290.0   1.0      81
 15:19:33    13     65.759       2.395    1.1     305.0   1.0      84
 15:36:40    14     64.168       2.262    1.3     296.0   1.0      82
 15:44:37    14     63.470       2.209    1.3     296.0   1.0      82
 16:01:40    15     62.071       2.109    1.3     292.0   1.0      70
 16:09:46    15     61.455       2.069    1.3     296.0   1.0      68
 16:26:48    16     60.268       1.995    1.5     292.0   1.0      69
 16:34:45    16     59.767       1.966    1.5     299.0   1.0      70
 16:51:19    16     58.839       1.915    1.9     311.0   1.0      86
 17:05:50    17     58.160       1.879    1.9     296.0   1.0      78
 17:19:12    17     57.649       1.853    1.8     297.0   1.0      72
 17:36:36    18     57.156       1.829    1.6     294.0   1.0      63
 17:44:33    18     56.997       1.821    1.8     299.0   1.0      69
 18:01:50    18     56.798       1.812    1.8     298.0   1.0      68
 18:10:38    18     56.773       1.811    1.7     295.0   1.0      62
 18:27:55    18     56.878       1.815    1.9     297.0   1.0      72
 18:35:52    18     56.993       1.821    1.8     296.0   1.0      67
 18:51:08    18     57.333       1.837    2.2     293.0   1.0      82
 19:06:19    18     57.822       1.862    2.1     286.0   1.0      80
 19:19:42    18     58.374       1.890    1.7     294.0   1.0      68

DAILY MEANS  14                  3.680            296.4            80
STANDARD DEVIATION                                  5.8            11
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 19:29
SXCN10 CYYQ 172030
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:37 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:21:24    9    4.884     296.1     1.2    -0.3     0.5
DS 0  13:30:17    9    4.500     296.3     0.7    -0.6     0.4
DS 0  13:39:11    9    4.173     296.8     0.8    -0.4     0.3
DS 1  14:22:39   12    3.103     295.8     0.5     0.0     0.4
DS 1  14:42:36   13    2.795     295.9     1.7    -0.2     0.6
DS 0  15:32:33   13    2.292     295.1     1.3    -0.6     0.4
DS 0  15:52:30   14    2.160     291.1     4.7     0.8     1.7
DS 0  16:22:40   15    2.012     294.6     1.8    -0.3     0.4
DS 0  17:32:29   18    1.834     295.0     0.5    -0.9     0.5
DS 0  17:52:32   18    1.816     294.8     4.0    -0.8     0.9
DS 0  18:23:48   18    1.813     293.8     2.1    -1.0     0.7
DS 1  19:32:50   18    1.925     295.5     1.3    -0.7     0.6
DS 0  19:52:54   17    1.992     299.2     3.8    -1.1     1.4
DS 0  20:23:29   17    2.134     298.2     1.5    -0.5     0.4

   DAILY MEANS   14    2.674     295.6            -0.5
   STANDARD DEVIATION              1.9             0.5
                             14 / 14


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:37 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:25:50    9    4.684     308.8     4.3     5.9     1.3
ZS 0  13:34:43    9    4.331     304.8     3.1     2.5     0.8
ZS 0  13:43:37    9    4.027     305.7     1.8    -0.6     0.6
ZS 0  14:04:41   10    3.462     297.9     1.7    -3.0     0.7
ZS 0  14:47:05   13    2.737     306.7     1.9    -7.9     0.5
ZS 0  15:14:48   13    2.437     305.8     0.9    -8.0     0.3
ZS 0  15:28:01   13    2.326     303.9     1.3    -7.6     0.2
ZS 0  15:56:56   14    2.135     305.5     0.8    -7.5     0.3
ZS 0  16:18:14   15    2.030     301.1     1.0    -6.5     0.4
ZS 0  16:46:34   16    1.928     300.0     1.0    -6.5     0.3
ZS 0  17:14:26   17    1.861     298.6     1.3    -5.6     0.5
ZS 0  17:57:06   18    1.813     293.9     1.3    -4.5     0.6
ZS 0  18:19:15   18    1.812     297.3     1.1    -5.5     0.4
ZS 0  18:46:23   18    1.831     295.0     2.1    -4.9     0.4
ZS 0  19:14:56   18    1.879     294.6     1.4    -5.3     0.4
ZS 0  19:28:18   18    1.912     295.1     2.2    -5.4     0.5
ZS 0  19:57:28   17    2.010     303.7     1.4    -7.2     0.5

   DAILY MEANS   14    2.542     301.1            -4.6
   STANDARD DEVIATION              4.9             3.8
                             17 / 17


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-17
     LOCAL SOLAR NOON = 18:10:37 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 11:58:24     8     89.819      12.058    0.0     306.0   2.0      78
 12:06:41     8     88.747      11.670    0.0     311.0   2.0      93
 12:14:37     8     87.720      10.885    0.0     293.0   2.0      97
 12:27:48     8     86.012       9.257    0.1     303.0   3.0      99
 12:46:50     8     83.558       7.185    0.1     293.0   3.0      99
 13:00:03     8     81.863       6.113    0.2     297.0   2.0      98
 13:13:14     9     80.187       5.291    0.2     289.0   3.0      97
 13:56:12    10     74.890       3.667    0.5     299.0   2.0      94
 14:09:26    11     73.318       3.358    0.6     292.0   1.0      94
 14:26:47    12     71.317       3.032    0.6     289.0   1.0      83
 14:34:44    12     70.425       2.907    0.7     294.0   1.0      85
 14:51:49    13     68.571       2.678    0.8     296.0   1.0      82
 15:06:18    13     67.069       2.519    1.0     290.0   1.0      81
 15:19:33    13     65.759       2.395    1.1     305.0   1.0      84
 15:36:40    14     64.168       2.262    1.3     296.0   1.0      82
 15:44:37    14     63.470       2.209    1.3     296.0   1.0      82
 16:01:40    15     62.071       2.109    1.3     292.0   1.0      70
 16:09:46    15     61.455       2.069    1.3     296.0   1.0      68
 16:26:48    16     60.268       1.995    1.5     292.0   1.0      69
 16:34:45    16     59.767       1.966    1.5     299.0   1.0      70
 16:51:19    16     58.839       1.915    1.9     311.0   1.0      86
 17:05:50    17     58.160       1.879    1.9     296.0   1.0      78
 17:19:12    17     57.649       1.853    1.8     297.0   1.0      72
 17:36:36    18     57.156       1.829    1.6     294.0   1.0      63
 17:44:33    18     56.997       1.821    1.8     299.0   1.0      69
 18:01:50    18     56.798       1.812    1.8     298.0   1.0      68
 18:10:38    18     56.773       1.811    1.7     295.0   1.0      62
 18:27:55    18     56.878       1.815    1.9     297.0   1.0      72
 18:35:52    18     56.993       1.821    1.8     296.0   1.0      67
 18:51:08    18     57.333       1.837    2.2     293.0   1.0      82
 19:06:19    18     57.822       1.862    2.1     286.0   1.0      80
 19:19:42    18     58.374       1.890    1.7     294.0   1.0      68
 19:36:58    18     59.248       1.937    1.2     290.0   1.0      53
 19:44:56    18     59.710       1.963    1.3     298.0   1.0      57
 20:02:13    17     60.834       2.030    1.3     304.0   1.0      67
 20:10:18    17     61.414       2.066    1.3     301.0   1.0      70

DAILY MEANS  14                  3.493            296.6            78
STANDARD DEVIATION                                  5.7            13
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 20:25
SXCN10 CYYQ 172130
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:36 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:21:24    9    4.884     296.1     1.2    -0.3     0.5
DS 0  13:30:17    9    4.500     296.3     0.7    -0.6     0.4
DS 0  13:39:11    9    4.173     296.8     0.8    -0.4     0.3
DS 1  14:22:39   12    3.103     295.8     0.5     0.0     0.4
DS 1  14:42:36   13    2.795     295.9     1.7    -0.2     0.6
DS 0  15:32:33   13    2.292     295.1     1.3    -0.6     0.4
DS 0  15:52:30   14    2.160     291.1     4.7     0.8     1.7
DS 0  16:22:40   15    2.012     294.6     1.8    -0.3     0.4
DS 0  17:32:29   18    1.834     295.0     0.5    -0.9     0.5
DS 0  17:52:32   18    1.816     294.8     4.0    -0.8     0.9
DS 0  18:23:48   18    1.813     293.8     2.1    -1.0     0.7
DS 1  19:32:50   18    1.925     295.5     1.3    -0.7     0.6
DS 0  19:52:54   17    1.992     299.2     3.8    -1.1     1.4
DS 0  20:23:29   17    2.134     298.2     1.5    -0.5     0.4
DS 2  20:43:31   18    2.259     299.2     0.8    -0.6     0.4
DS 2  21:27:00   17    2.657     301.7     1.2    -0.3     0.3

   DAILY MEANS   15    2.647     296.2            -0.5
   STANDARD DEVIATION              2.5             0.5
                             16 / 16


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:36 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:25:50    9    4.684     308.8     4.3     5.9     1.3
ZS 0  13:34:43    9    4.331     304.8     3.1     2.5     0.8
ZS 0  13:43:37    9    4.027     305.7     1.8    -0.6     0.6
ZS 0  14:04:41   10    3.462     297.9     1.7    -3.0     0.7
ZS 0  14:47:05   13    2.737     306.7     1.9    -7.9     0.5
ZS 0  15:14:48   13    2.437     305.8     0.9    -8.0     0.3
ZS 0  15:28:01   13    2.326     303.9     1.3    -7.6     0.2
ZS 0  15:56:56   14    2.135     305.5     0.8    -7.5     0.3
ZS 0  16:18:14   15    2.030     301.1     1.0    -6.5     0.4
ZS 0  16:46:34   16    1.928     300.0     1.0    -6.5     0.3
ZS 0  17:14:26   17    1.861     298.6     1.3    -5.6     0.5
ZS 0  17:57:06   18    1.813     293.9     1.3    -4.5     0.6
ZS 0  18:19:15   18    1.812     297.3     1.1    -5.5     0.4
ZS 0  18:46:23   18    1.831     295.0     2.1    -4.9     0.4
ZS 0  19:14:56   18    1.879     294.6     1.4    -5.3     0.4
ZS 0  19:28:18   18    1.912     295.1     2.2    -5.4     0.5
ZS 0  19:57:28   17    2.010     303.7     1.4    -7.2     0.5
ZS 0  20:47:59   18    2.291     307.8     2.0    -8.1     0.5
ZS 0  21:09:18   18    2.470     302.5     2.2    -6.5     0.4
ZS 0  21:22:32   18    2.606     305.6     1.2    -6.8     0.4

   DAILY MEANS   15    2.529     301.7            -5.0
   STANDARD DEVIATION              4.8             3.7
                             20 / 20


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-17
     LOCAL SOLAR NOON = 18:10:36 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 11:58:23     8     89.819      12.058    0.0     306.0   2.0      78
 12:06:40     8     88.747      11.670    0.0     311.0   2.0      93
 12:14:36     8     87.720      10.885    0.0     293.0   2.0      97
 12:27:47     8     86.012       9.257    0.1     303.0   3.0      99
 12:46:49     8     83.558       7.185    0.1     293.0   3.0      99
 13:00:02     8     81.863       6.113    0.2     297.0   2.0      98
 13:13:13     9     80.187       5.291    0.2     289.0   3.0      97
 13:56:12    10     74.890       3.667    0.5     299.0   2.0      94
 14:09:26    11     73.318       3.358    0.6     292.0   1.0      94
 14:26:47    12     71.317       3.032    0.6     289.0   1.0      83
 14:34:44    12     70.425       2.907    0.7     294.0   1.0      85
 14:51:49    13     68.571       2.678    0.8     296.0   1.0      82
 15:06:18    13     67.069       2.519    1.0     290.0   1.0      81
 15:19:33    13     65.759       2.395    1.1     305.0   1.0      84
 15:36:40    14     64.168       2.262    1.3     296.0   1.0      82
 15:44:37    14     63.470       2.209    1.3     296.0   1.0      82
 16:01:40    15     62.071       2.109    1.3     292.0   1.0      70
 16:09:46    15     61.455       2.069    1.3     296.0   1.0      68
 16:26:48    16     60.268       1.995    1.5     292.0   1.0      69
 16:34:45    16     59.767       1.966    1.5     299.0   1.0      70
 16:51:19    16     58.839       1.915    1.9     311.0   1.0      86
 17:05:50    17     58.160       1.879    1.9     296.0   1.0      78
 17:19:12    17     57.649       1.853    1.8     297.0   1.0      72
 17:36:36    18     57.156       1.829    1.6     294.0   1.0      63
 17:44:33    18     56.997       1.821    1.8     299.0   1.0      69
 18:01:50    18     56.798       1.812    1.8     298.0   1.0      68
 18:10:38    18     56.773       1.811    1.7     295.0   1.0      62
 18:27:55    18     56.878       1.815    1.9     297.0   1.0      72
 18:35:52    18     56.993       1.821    1.8     296.0   1.0      67
 18:51:08    18     57.333       1.837    2.2     293.0   1.0      82
 19:06:19    18     57.822       1.862    2.1     286.0   1.0      80
 19:19:42    18     58.374       1.890    1.7     294.0   1.0      68
 19:36:58    18     59.248       1.937    1.2     290.0   1.0      53
 19:44:56    18     59.710       1.963    1.3     298.0   1.0      57
 20:02:13    17     60.834       2.030    1.3     304.0   1.0      67
 20:10:18    17     61.414       2.066    1.3     301.0   1.0      70
 20:27:36    17     62.765       2.157    1.2     306.0   1.0      74
 20:35:33    17     63.433       2.206    1.2     301.0   1.0      76
 20:52:43    18     64.972       2.327    1.4     311.0   1.0     105
 21:00:48    18     65.738       2.394    1.3     305.0   1.0     102
 21:14:03    18     67.048       2.517    0.9     293.0   1.0      80

DAILY MEANS  15                  3.350            297.4            79
STANDARD DEVIATION                                  6.2            13
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 21:29
SXCN10 CYYQ 172230
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:35 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  13:21:24    9    4.884     296.1     1.2    -0.3     0.5
DS 0  13:30:17    9    4.500     296.3     0.7    -0.6     0.4
DS 0  13:39:11    9    4.173     296.8     0.8    -0.4     0.3
DS 1  14:22:39   12    3.103     295.8     0.5     0.0     0.4
DS 1  14:42:36   13    2.795     295.9     1.7    -0.2     0.6
DS 0  15:32:33   13    2.292     295.1     1.3    -0.6     0.4
DS 0  15:52:30   14    2.160     291.1     4.7     0.8     1.7
DS 0  16:22:40   15    2.012     294.6     1.8    -0.3     0.4
DS 0  17:32:29   18    1.834     295.0     0.5    -0.9     0.5
DS 0  17:52:32   18    1.816     294.8     4.0    -0.8     0.9
DS 0  18:23:48   18    1.813     293.8     2.1    -1.0     0.7
DS 1  19:32:50   18    1.925     295.5     1.3    -0.7     0.6
DS 0  19:52:54   17    1.992     299.2     3.8    -1.1     1.4
DS 0  20:23:29   17    2.134     298.2     1.5    -0.5     0.4
DS 2  20:43:31   18    2.259     299.2     0.8    -0.6     0.4
DS 2  21:27:00   17    2.657     301.7     1.2    -0.3     0.3
DS 2  21:47:00   17    2.925     302.2     0.9    -0.3     0.6
DS 1  22:17:19   17    3.497     303.8     0.8    -0.2     0.3

   DAILY MEANS   15    2.709     296.9            -0.4
   STANDARD DEVIATION              3.2             0.4
                             18 / 18


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-17
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:35 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:25:50    9    4.684     308.8     4.3     5.9     1.3
ZS 0  13:34:43    9    4.331     304.8     3.1     2.5     0.8
ZS 0  13:43:37    9    4.027     305.7     1.8    -0.6     0.6
ZS 0  14:04:41   10    3.462     297.9     1.7    -3.0     0.7
ZS 0  14:47:05   13    2.737     306.7     1.9    -7.9     0.5
ZS 0  15:14:48   13    2.437     305.8     0.9    -8.0     0.3
ZS 0  15:28:01   13    2.326     303.9     1.3    -7.6     0.2
ZS 0  15:56:56   14    2.135     305.5     0.8    -7.5     0.3
ZS 0  16:18:14   15    2.030     301.1     1.0    -6.5     0.4
ZS 0  16:46:34   16    1.928     300.0     1.0    -6.5     0.3
ZS 0  17:14:26   17    1.861     298.6     1.3    -5.6     0.5
ZS 0  17:57:06   18    1.813     293.9     1.3    -4.5     0.6
ZS 0  18:19:15   18    1.812     297.3     1.1    -5.5     0.4
ZS 0  18:46:23   18    1.831     295.0     2.1    -4.9     0.4
ZS 0  19:14:56   18    1.879     294.6     1.4    -5.3     0.4
ZS 0  19:28:18   18    1.912     295.1     2.2    -5.4     0.5
ZS 0  19:57:28   17    2.010     303.7     1.4    -7.2     0.5
ZS 0  20:47:59   18    2.291     307.8     2.0    -8.1     0.5
ZS 0  21:09:18   18    2.470     302.5     2.2    -6.5     0.4
ZS 0  21:22:32   18    2.606     305.6     1.2    -6.8     0.4
ZS 0  21:51:28   17    2.995     306.5     2.1    -5.6     0.6
ZS 0  22:12:45   17    3.394     306.9     3.5    -4.3     0.9

   DAILY MEANS   15    2.590     302.2            -4.9
   STANDARD DEVIATION              4.8             3.5
                             22 / 22


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-17
     LOCAL SOLAR NOON = 18:10:35 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 11:58:22     8     89.819      12.058    0.0     306.0   2.0      78
 12:06:39     8     88.747      11.670    0.0     311.0   2.0      93
 12:14:35     8     87.720      10.885    0.0     293.0   2.0      97
 12:27:46     8     86.012       9.257    0.1     303.0   3.0      99
 12:46:48     8     83.558       7.185    0.1     293.0   3.0      99
 13:00:01     8     81.863       6.113    0.2     297.0   2.0      98
 13:13:12     9     80.187       5.291    0.2     289.0   3.0      97
 13:56:12    10     74.890       3.667    0.5     299.0   2.0      94
 14:09:26    11     73.318       3.358    0.6     292.0   1.0      94
 14:26:47    12     71.317       3.032    0.6     289.0   1.0      83
 14:34:44    12     70.425       2.907    0.7     294.0   1.0      85
 14:51:49    13     68.571       2.678    0.8     296.0   1.0      82
 15:06:18    13     67.069       2.519    1.0     290.0   1.0      81
 15:19:33    13     65.759       2.395    1.1     305.0   1.0      84
 15:36:40    14     64.168       2.262    1.3     296.0   1.0      82
 15:44:37    14     63.470       2.209    1.3     296.0   1.0      82
 16:01:40    15     62.071       2.109    1.3     292.0   1.0      70
 16:09:46    15     61.455       2.069    1.3     296.0   1.0      68
 16:26:48    16     60.268       1.995    1.5     292.0   1.0      69
 16:34:45    16     59.767       1.966    1.5     299.0   1.0      70
 16:51:19    16     58.839       1.915    1.9     311.0   1.0      86
 17:05:50    17     58.160       1.879    1.9     296.0   1.0      78
 17:19:12    17     57.649       1.853    1.8     297.0   1.0      72
 17:36:36    18     57.156       1.829    1.6     294.0   1.0      63
 17:44:33    18     56.997       1.821    1.8     299.0   1.0      69
 18:01:50    18     56.798       1.812    1.8     298.0   1.0      68
 18:10:38    18     56.773       1.811    1.7     295.0   1.0      62
 18:27:55    18     56.878       1.815    1.9     297.0   1.0      72
 18:35:52    18     56.993       1.821    1.8     296.0   1.0      67
 18:51:08    18     57.333       1.837    2.2     293.0   1.0      82
 19:06:19    18     57.822       1.862    2.1     286.0   1.0      80
 19:19:42    18     58.374       1.890    1.7     294.0   1.0      68
 19:36:58    18     59.248       1.937    1.2     290.0   1.0      53
 19:44:56    18     59.710       1.963    1.3     298.0   1.0      57
 20:02:13    17     60.834       2.030    1.3     304.0   1.0      67
 20:10:18    17     61.414       2.066    1.3     301.0   1.0      70
 20:27:36    17     62.765       2.157    1.2     306.0   1.0      74
 20:35:33    17     63.433       2.206    1.2     301.0   1.0      76
 20:52:43    18     64.972       2.327    1.4     311.0   1.0     105
 21:00:48    18     65.738       2.394    1.3     305.0   1.0     102
 21:14:03    18     67.048       2.517    0.9     293.0   1.0      80
 21:31:10    17     68.830       2.708    1.0     308.0   1.0     100
 21:39:07    17     69.689       2.811    0.9     308.0   1.0     101
 21:56:12    17     71.599       3.074    0.7     302.0   1.0      91
 22:04:17    17     72.529       3.221    0.6     301.0   1.0      91
 22:21:27    17     74.554       3.596    0.5     301.0   1.0      91

DAILY MEANS  15                  3.321            298.1            81
STANDARD DEVIATION                                  6.3            13
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170917 22:27
SXCN10 CYYQ 180030
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170918 00:29
SXCN10 CYYQ 180130
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170918 01:26
SXCN10 CYYQ 180230
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170918 02:28
SXCN10 CYYQ 180330
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170918 03:15
SXCN10 CYYQ 180430
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170918 04:22
SXCN10 CYYQ 180530
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26017.203
LATEST B-FILE TIMESTAMP:  20170918 05:20
SXCN10 CYYQ 180630
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 06:28
SXCN10 CYYQ 180730
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 07:23
SXCN10 CYYQ 180830
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 08:22
SXCN10 CYYQ 180930
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 09:15
SXCN10 CYYQ 181030
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 10:20
SXCN10 CYYQ 181130
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 11:19
SXCN10 CYYQ 181230


    ***      INSUFFICIENT DATA TO CALCULATE      ***
    ***  STATISTICS FOR THIS DAY'S OBSERVATIONS. ***


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-18
     LOCAL SOLAR NOON = 18:10:22 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:01:44     9     89.687      12.041    0.0     353.0   6.0      38
 12:10:02     9     88.613      11.586    0.0     325.0   2.0      52
 12:17:57     9     87.587      10.766    0.0     300.0   4.0      68

DAILY MEANS   9                 11.464            326.0            53
STANDARD DEVIATION                                 26.5            15
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 12:29
SXCN10 CYYQ 181330


    ***      INSUFFICIENT DATA TO CALCULATE      ***
    ***  STATISTICS FOR THIS DAY'S OBSERVATIONS. ***


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-18
     LOCAL SOLAR NOON = 18:10:21 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:01:43     9     89.687      12.041    0.0     353.0   6.0      38
 12:10:01     9     88.613      11.586    0.0     325.0   2.0      52
 12:17:56     9     87.587      10.766    0.0     300.0   4.0      68
 12:31:07     9     85.881       9.132    0.0     300.0   4.0      60
 12:55:10     9     82.785       6.662    0.1     307.0   3.0      46
 13:08:25     9     81.098       5.712    0.1     299.0   2.0      65
 13:21:50     9     79.405       4.973    0.2     296.0   2.0      74

DAILY MEANS   9                  8.696            311.4            58
STANDARD DEVIATION                                 20.8            13
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 13:29
SXCN10 CYYQ 181430
PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:21 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:59:19   10    3.651     331.1     3.9    -5.7     1.1
ZS 0  14:20:38   10    3.187     332.2     1.7    -6.6     0.5

   DAILY MEANS   10    3.419     331.6            -6.2
   STANDARD DEVIATION              0.8             0.6
                             2 / 2


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-18
     LOCAL SOLAR NOON = 18:10:21 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:01:43     9     89.687      12.041    0.0     353.0   6.0      38
 12:10:01     9     88.613      11.586    0.0     325.0   2.0      52
 12:17:56     9     87.587      10.766    0.0     300.0   4.0      68
 12:31:07     9     85.881       9.132    0.0     300.0   4.0      60
 12:55:10     9     82.785       6.662    0.1     307.0   3.0      46
 13:08:25     9     81.098       5.712    0.1     299.0   2.0      65
 13:21:50     9     79.405       4.973    0.2     296.0   2.0      74
 13:39:05     9     77.263       4.259    0.2     291.0   1.0      46
 13:47:02    10     76.291       3.995    0.2     298.0   1.0      46
 14:04:04    10     74.248       3.534    0.3     312.0   1.0      50
 14:12:08     9     73.301       3.354    0.4     309.0   1.0      61

DAILY MEANS   9                  6.910            308.2            55
STANDARD DEVIATION                                 17.5            11
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 14:27
SXCN10 CYYQ 181530
PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:19 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:59:19   10    3.651     331.1     3.9    -5.7     1.1
ZS 0  14:20:38   10    3.187     332.2     1.7    -6.6     0.5
ZS 0  14:49:25   10    2.744     325.0     1.6    -8.1     0.5
ZS 0  15:17:07   10    2.446     320.5     2.2    -7.6     0.9

   DAILY MEANS   10    3.007     327.2            -7.0
   STANDARD DEVIATION              5.5             1.1
                             4 / 4


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-18
     LOCAL SOLAR NOON = 18:10:19 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:01:41     9     89.687      12.041    0.0     353.0   6.0      38
 12:09:59     9     88.613      11.586    0.0     325.0   2.0      52
 12:17:54     9     87.587      10.766    0.0     300.0   4.0      68
 12:31:05     9     85.881       9.132    0.0     300.0   4.0      60
 12:55:08     9     82.785       6.662    0.1     307.0   3.0      46
 13:08:23     9     81.098       5.712    0.1     299.0   2.0      65
 13:21:48     9     79.405       4.973    0.2     296.0   2.0      74
 13:39:03     9     77.263       4.259    0.2     291.0   1.0      46
 13:47:00    10     76.291       3.995    0.2     298.0   1.0      46
 14:04:04    10     74.248       3.534    0.3     312.0   1.0      50
 14:12:08     9     73.301       3.354    0.4     309.0   1.0      61
 14:29:11    10     71.351       3.037    0.3     299.0   1.0      41
 14:37:08    10     70.467       2.912    0.4     306.0   1.0      47
 14:54:10    10     68.634       2.685    0.5     306.0   1.0      54
 15:08:39    10     67.149       2.527    0.6     295.0   1.0      53
 15:21:53    10     65.859       2.404    0.7     306.0   1.0      52

DAILY MEANS   9                  5.599            306.4            53
STANDARD DEVIATION                                 14.8            10
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 15:29
SXCN10 CYYQ 181630
PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:19 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:59:19   10    3.651     331.1     3.9    -5.7     1.1
ZS 0  14:20:38   10    3.187     332.2     1.7    -6.6     0.5
ZS 0  14:49:25   10    2.744     325.0     1.6    -8.1     0.5
ZS 0  15:17:07   10    2.446     320.5     2.2    -7.6     0.9
ZS 0  15:30:22   10    2.335     319.9     2.2    -7.6     0.6
ZS 0  15:59:09   10    2.146     317.7     1.3    -7.5     0.5

   DAILY MEANS   10    2.752     324.4            -7.2
   STANDARD DEVIATION              6.1             0.9
                             6 / 6


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-18
     LOCAL SOLAR NOON = 18:10:19 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:01:41     9     89.687      12.041    0.0     353.0   6.0      38
 12:09:59     9     88.613      11.586    0.0     325.0   2.0      52
 12:17:54     9     87.587      10.766    0.0     300.0   4.0      68
 12:31:05     9     85.881       9.132    0.0     300.0   4.0      60
 12:55:08     9     82.785       6.662    0.1     307.0   3.0      46
 13:08:23     9     81.098       5.712    0.1     299.0   2.0      65
 13:21:48     9     79.405       4.973    0.2     296.0   2.0      74
 13:39:03     9     77.263       4.259    0.2     291.0   1.0      46
 13:47:00    10     76.291       3.995    0.2     298.0   1.0      46
 14:04:04    10     74.248       3.534    0.3     312.0   1.0      50
 14:12:08     9     73.301       3.354    0.4     309.0   1.0      61
 14:29:11    10     71.351       3.037    0.3     299.0   1.0      41
 14:37:08    10     70.467       2.912    0.4     306.0   1.0      47
 14:54:10    10     68.634       2.685    0.5     306.0   1.0      54
 15:08:39    10     67.149       2.527    0.6     295.0   1.0      53
 15:21:53    10     65.859       2.404    0.7     306.0   1.0      52
 15:38:55    10     64.298       2.272    0.6     299.0   1.0      40
 15:46:52    10     63.611       2.219    0.7     302.0   1.0      44
 16:03:53    10     62.239       2.121    1.1     301.0   1.0      60
 16:11:58    10     61.636       2.081    1.2     306.0   1.0      64

DAILY MEANS  10                  4.914            305.5            53
STANDARD DEVIATION                                 13.3            10
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 16:27
SXCN10 CYYQ 181730
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:18 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 2  16:45:05   11    1.953     303.3     1.6    -0.7     0.6
DS 1  17:15:36   12    1.878     304.1     3.9    -1.1     1.2

   DAILY MEANS   12    1.915     303.7            -0.9
   STANDARD DEVIATION              0.6             0.3
                             2 / 2


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:18 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:59:19   10    3.651     331.1     3.9    -5.7     1.1
ZS 0  14:20:38   10    3.187     332.2     1.7    -6.6     0.5
ZS 0  14:49:25   10    2.744     325.0     1.6    -8.1     0.5
ZS 0  15:17:07   10    2.446     320.5     2.2    -7.6     0.9
ZS 0  15:30:22   10    2.335     319.9     2.2    -7.6     0.6
ZS 0  15:59:09   10    2.146     317.7     1.3    -7.5     0.5
ZS 0  16:49:38   11    1.939     312.8     1.9    -6.3     0.4
ZS 0  17:11:04   12    1.887     308.6     3.5    -5.2     0.7

   DAILY MEANS   10    2.542     321.0            -6.8
   STANDARD DEVIATION              8.3             1.0
                             8 / 8


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-18
     LOCAL SOLAR NOON = 18:10:18 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:01:40     9     89.687      12.041    0.0     353.0   6.0      38
 12:09:58     9     88.613      11.586    0.0     325.0   2.0      52
 12:17:53     9     87.587      10.766    0.0     300.0   4.0      68
 12:31:04     9     85.881       9.132    0.0     300.0   4.0      60
 12:55:07     9     82.785       6.662    0.1     307.0   3.0      46
 13:08:22     9     81.098       5.712    0.1     299.0   2.0      65
 13:21:47     9     79.405       4.973    0.2     296.0   2.0      74
 13:39:02     9     77.263       4.259    0.2     291.0   1.0      46
 13:46:59    10     76.291       3.995    0.2     298.0   1.0      46
 14:04:04    10     74.248       3.534    0.3     312.0   1.0      50
 14:12:08     9     73.301       3.354    0.4     309.0   1.0      61
 14:29:11    10     71.351       3.037    0.3     299.0   1.0      41
 14:37:08    10     70.467       2.912    0.4     306.0   1.0      47
 14:54:10    10     68.634       2.685    0.5     306.0   1.0      54
 15:08:39    10     67.149       2.527    0.6     295.0   1.0      53
 15:21:53    10     65.859       2.404    0.7     306.0   1.0      52
 15:38:55    10     64.298       2.272    0.6     299.0   1.0      40
 15:46:52    10     63.611       2.219    0.7     302.0   1.0      44
 16:03:53    10     62.239       2.121    1.1     301.0   1.0      60
 16:11:58    10     61.636       2.081    1.2     306.0   1.0      64
 16:29:15    11     60.461       2.007    1.3     305.0   1.0      64
 16:37:13    11     59.974       1.978    1.5     313.0   1.0      74
 16:54:22    11     59.047       1.926    1.8     311.0   1.0      84
 17:02:28    12     58.670       1.906    1.7     303.0   1.0      71
 17:19:44    12     58.002       1.871    1.9     286.0   1.0      76

DAILY MEANS  10                  4.318            305.1            57
STANDARD DEVIATION                                 12.7            13
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 17:26
SXCN10 CYYQ 181830
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:17 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 2  16:45:05   11    1.953     303.3     1.6    -0.7     0.6
DS 1  17:15:36   12    1.878     304.1     3.9    -1.1     1.2
DS 3  17:35:40   12    1.848     301.9     2.1    -0.3     0.6

   DAILY MEANS   12    1.893     303.1            -0.7
   STANDARD DEVIATION              1.1             0.4
                             3 / 3


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:17 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:59:19   10    3.651     331.1     3.9    -5.7     1.1
ZS 0  14:20:38   10    3.187     332.2     1.7    -6.6     0.5
ZS 0  14:49:25   10    2.744     325.0     1.6    -8.1     0.5
ZS 0  15:17:07   10    2.446     320.5     2.2    -7.6     0.9
ZS 0  15:30:22   10    2.335     319.9     2.2    -7.6     0.6
ZS 0  15:59:09   10    2.146     317.7     1.3    -7.5     0.5
ZS 0  16:49:38   11    1.939     312.8     1.9    -6.3     0.4
ZS 0  17:11:04   12    1.887     308.6     3.5    -5.2     0.7
ZS 0  17:40:13   12    1.844     308.5     3.3    -5.4     0.7
ZS 0  18:08:04   13    1.829     313.4     1.1    -6.0     0.3
ZS 0  18:21:25   13    1.831     313.6     2.1    -6.0     0.6

   DAILY MEANS   11    2.349     318.5            -6.5
   STANDARD DEVIATION              8.2             1.0
                             11 / 11


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-18
     LOCAL SOLAR NOON = 18:10:17 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:01:39     9     89.687      12.041    0.0     353.0   6.0      38
 12:09:57     9     88.613      11.586    0.0     325.0   2.0      52
 12:17:52     9     87.587      10.766    0.0     300.0   4.0      68
 12:31:03     9     85.881       9.132    0.0     300.0   4.0      60
 12:55:06     9     82.785       6.662    0.1     307.0   3.0      46
 13:08:21     9     81.098       5.712    0.1     299.0   2.0      65
 13:21:46     9     79.405       4.973    0.2     296.0   2.0      74
 13:39:01     9     77.263       4.259    0.2     291.0   1.0      46
 13:46:58    10     76.291       3.995    0.2     298.0   1.0      46
 14:04:04    10     74.248       3.534    0.3     312.0   1.0      50
 14:12:08     9     73.301       3.354    0.4     309.0   1.0      61
 14:29:11    10     71.351       3.037    0.3     299.0   1.0      41
 14:37:08    10     70.467       2.912    0.4     306.0   1.0      47
 14:54:10    10     68.634       2.685    0.5     306.0   1.0      54
 15:08:39    10     67.149       2.527    0.6     295.0   1.0      53
 15:21:53    10     65.859       2.404    0.7     306.0   1.0      52
 15:38:55    10     64.298       2.272    0.6     299.0   1.0      40
 15:46:52    10     63.611       2.219    0.7     302.0   1.0      44
 16:03:53    10     62.239       2.121    1.1     301.0   1.0      60
 16:11:58    10     61.636       2.081    1.2     306.0   1.0      64
 16:29:15    11     60.461       2.007    1.3     305.0   1.0      64
 16:37:13    11     59.974       1.978    1.5     313.0   1.0      74
 16:54:22    11     59.047       1.926    1.8     311.0   1.0      84
 17:02:28    12     58.670       1.906    1.7     303.0   1.0      71
 17:19:44    12     58.002       1.871    1.9     286.0   1.0      76
 17:27:41    12     57.758       1.858    2.0     302.0   1.0      81
 17:44:57    12     57.371       1.839    2.4     316.0   2.0     105
 17:59:27    13     57.198       1.831    1.7     301.0   1.0      65
 18:12:49    13     57.163       1.829    1.5     304.0   1.0      60

DAILY MEANS  10                  3.976            305.2            60
STANDARD DEVIATION                                 11.9            15
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 18:28
SXCN10 CYYQ 181930
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:16 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 2  16:45:05   11    1.953     303.3     1.6    -0.7     0.6
DS 1  17:15:36   12    1.878     304.1     3.9    -1.1     1.2
DS 3  17:35:40   12    1.848     301.9     2.1    -0.3     0.6

   DAILY MEANS   12    1.893     303.1            -0.7
   STANDARD DEVIATION              1.1             0.4
                             3 / 3


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:16 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:59:19   10    3.651     331.1     3.9    -5.7     1.1
ZS 0  14:20:38   10    3.187     332.2     1.7    -6.6     0.5
ZS 0  14:49:25   10    2.744     325.0     1.6    -8.1     0.5
ZS 0  15:17:07   10    2.446     320.5     2.2    -7.6     0.9
ZS 0  15:30:22   10    2.335     319.9     2.2    -7.6     0.6
ZS 0  15:59:09   10    2.146     317.7     1.3    -7.5     0.5
ZS 0  16:49:38   11    1.939     312.8     1.9    -6.3     0.4
ZS 0  17:11:04   12    1.887     308.6     3.5    -5.2     0.7
ZS 0  17:40:13   12    1.844     308.5     3.3    -5.4     0.7
ZS 0  18:08:04   13    1.829     313.4     1.1    -6.0     0.3
ZS 0  18:21:25   13    1.831     313.6     2.1    -6.0     0.6
ZS 0  18:50:36   12    1.856     314.4     1.1    -6.2     0.6

   DAILY MEANS   11    2.308     318.1            -6.5
   STANDARD DEVIATION              7.9             1.0
                             12 / 12


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-18
     LOCAL SOLAR NOON = 18:10:16 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:01:38     9     89.687      12.041    0.0     353.0   6.0      38
 12:09:56     9     88.613      11.586    0.0     325.0   2.0      52
 12:17:51     9     87.587      10.766    0.0     300.0   4.0      68
 12:31:02     9     85.881       9.132    0.0     300.0   4.0      60
 12:55:05     9     82.785       6.662    0.1     307.0   3.0      46
 13:08:20     9     81.098       5.712    0.1     299.0   2.0      65
 13:21:45     9     79.405       4.973    0.2     296.0   2.0      74
 13:39:00     9     77.263       4.259    0.2     291.0   1.0      46
 13:46:57    10     76.291       3.995    0.2     298.0   1.0      46
 14:04:04    10     74.248       3.534    0.3     312.0   1.0      50
 14:12:08     9     73.301       3.354    0.4     309.0   1.0      61
 14:29:11    10     71.351       3.037    0.3     299.0   1.0      41
 14:37:08    10     70.467       2.912    0.4     306.0   1.0      47
 14:54:10    10     68.634       2.685    0.5     306.0   1.0      54
 15:08:39    10     67.149       2.527    0.6     295.0   1.0      53
 15:21:53    10     65.859       2.404    0.7     306.0   1.0      52
 15:38:55    10     64.298       2.272    0.6     299.0   1.0      40
 15:46:52    10     63.611       2.219    0.7     302.0   1.0      44
 16:03:53    10     62.239       2.121    1.1     301.0   1.0      60
 16:11:58    10     61.636       2.081    1.2     306.0   1.0      64
 16:29:15    11     60.461       2.007    1.3     305.0   1.0      64
 16:37:13    11     59.974       1.978    1.5     313.0   1.0      74
 16:54:22    11     59.047       1.926    1.8     311.0   1.0      84
 17:02:28    12     58.670       1.906    1.7     303.0   1.0      71
 17:19:44    12     58.002       1.871    1.9     286.0   1.0      76
 17:27:41    12     57.758       1.858    2.0     302.0   1.0      81
 17:44:57    12     57.371       1.839    2.4     316.0   2.0     105
 17:59:27    13     57.198       1.831    1.7     301.0   1.0      65
 18:12:49    13     57.163       1.829    1.5     304.0   1.0      60
 18:30:06    12     57.297       1.836    1.6     306.0   1.0      64
 18:38:03    12     57.426       1.842    1.6     305.0   1.0      64
 18:55:20    12     57.849       1.863    1.4     307.0   1.0      59
 19:03:25    12     58.113       1.877    1.5     305.0   1.0      65
 19:20:49    12     58.823       1.914    1.5     309.0   1.0      68

DAILY MEANS  11                  3.666            305.4            61
STANDARD DEVIATION                                 11.0            14
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 19:27
SXCN10 CYYQ 182030
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:15 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 2  16:45:05   11    1.953     303.3     1.6    -0.7     0.6
DS 1  17:15:36   12    1.878     304.1     3.9    -1.1     1.2
DS 3  17:35:40   12    1.848     301.9     2.1    -0.3     0.6

   DAILY MEANS   12    1.893     303.1            -0.7
   STANDARD DEVIATION              1.1             0.4
                             3 / 3


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:15 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:59:19   10    3.651     331.1     3.9    -5.7     1.1
ZS 0  14:20:38   10    3.187     332.2     1.7    -6.6     0.5
ZS 0  14:49:25   10    2.744     325.0     1.6    -8.1     0.5
ZS 0  15:17:07   10    2.446     320.5     2.2    -7.6     0.9
ZS 0  15:30:22   10    2.335     319.9     2.2    -7.6     0.6
ZS 0  15:59:09   10    2.146     317.7     1.3    -7.5     0.5
ZS 0  16:49:38   11    1.939     312.8     1.9    -6.3     0.4
ZS 0  17:11:04   12    1.887     308.6     3.5    -5.2     0.7
ZS 0  17:40:13   12    1.844     308.5     3.3    -5.4     0.7
ZS 0  18:08:04   13    1.829     313.4     1.1    -6.0     0.3
ZS 0  18:21:25   13    1.831     313.6     2.1    -6.0     0.6
ZS 0  18:50:36   12    1.856     314.4     1.1    -6.2     0.6
ZS 0  19:41:18   12    1.974     317.1     1.0    -7.0     0.4
ZS 0  20:09:04   12    2.086     319.4     2.3    -7.3     0.6
ZS 0  20:22:17   12    2.155     320.8     1.1    -7.6     0.3

   DAILY MEANS   11    2.261     318.3            -6.7
   STANDARD DEVIATION              7.1             0.9
                             15 / 15


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-18
     LOCAL SOLAR NOON = 18:10:15 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:01:37     9     89.687      12.041    0.0     353.0   6.0      38
 12:09:55     9     88.613      11.586    0.0     325.0   2.0      52
 12:17:50     9     87.587      10.766    0.0     300.0   4.0      68
 12:31:01     9     85.881       9.132    0.0     300.0   4.0      60
 12:55:04     9     82.785       6.662    0.1     307.0   3.0      46
 13:08:19     9     81.098       5.712    0.1     299.0   2.0      65
 13:21:44     9     79.405       4.973    0.2     296.0   2.0      74
 13:38:59     9     77.263       4.259    0.2     291.0   1.0      46
 13:46:56    10     76.291       3.995    0.2     298.0   1.0      46
 14:04:04    10     74.248       3.534    0.3     312.0   1.0      50
 14:12:08     9     73.301       3.354    0.4     309.0   1.0      61
 14:29:11    10     71.351       3.037    0.3     299.0   1.0      41
 14:37:08    10     70.467       2.912    0.4     306.0   1.0      47
 14:54:10    10     68.634       2.685    0.5     306.0   1.0      54
 15:08:39    10     67.149       2.527    0.6     295.0   1.0      53
 15:21:53    10     65.859       2.404    0.7     306.0   1.0      52
 15:38:55    10     64.298       2.272    0.6     299.0   1.0      40
 15:46:52    10     63.611       2.219    0.7     302.0   1.0      44
 16:03:53    10     62.239       2.121    1.1     301.0   1.0      60
 16:11:58    10     61.636       2.081    1.2     306.0   1.0      64
 16:29:15    11     60.461       2.007    1.3     305.0   1.0      64
 16:37:13    11     59.974       1.978    1.5     313.0   1.0      74
 16:54:22    11     59.047       1.926    1.8     311.0   1.0      84
 17:02:28    12     58.670       1.906    1.7     303.0   1.0      71
 17:19:44    12     58.002       1.871    1.9     286.0   1.0      76
 17:27:41    12     57.758       1.858    2.0     302.0   1.0      81
 17:44:57    12     57.371       1.839    2.4     316.0   2.0     105
 17:59:27    13     57.198       1.831    1.7     301.0   1.0      65
 18:12:49    13     57.163       1.829    1.5     304.0   1.0      60
 18:30:06    12     57.297       1.836    1.6     306.0   1.0      64
 18:38:03    12     57.426       1.842    1.6     305.0   1.0      64
 18:55:20    12     57.849       1.863    1.4     307.0   1.0      59
 19:03:25    12     58.113       1.877    1.5     305.0   1.0      65
 19:20:49    12     58.823       1.914    1.5     309.0   1.0      68
 19:28:46    12     59.209       1.935    1.4     302.0   1.0      64
 19:46:03    12     60.176       1.990    1.3     302.0   1.0      61
 20:00:34    12     61.117       2.047    1.2     303.0   1.0      62
 20:13:49    12     62.073       2.110    1.0     305.0   1.0      58

DAILY MEANS  11                  3.493            305.1            61
STANDARD DEVIATION                                 10.4            13
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 20:29
SXCN10 CYYQ 182130
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:14 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 2  16:45:05   11    1.953     303.3     1.6    -0.7     0.6
DS 1  17:15:36   12    1.878     304.1     3.9    -1.1     1.2
DS 3  17:35:40   12    1.848     301.9     2.1    -0.3     0.6

   DAILY MEANS   12    1.893     303.1            -0.7
   STANDARD DEVIATION              1.1             0.4
                             3 / 3


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:14 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:59:19   10    3.651     331.1     3.9    -5.7     1.1
ZS 0  14:20:38   10    3.187     332.2     1.7    -6.6     0.5
ZS 0  14:49:25   10    2.744     325.0     1.6    -8.1     0.5
ZS 0  15:17:07   10    2.446     320.5     2.2    -7.6     0.9
ZS 0  15:30:22   10    2.335     319.9     2.2    -7.6     0.6
ZS 0  15:59:09   10    2.146     317.7     1.3    -7.5     0.5
ZS 0  16:49:38   11    1.939     312.8     1.9    -6.3     0.4
ZS 0  17:11:04   12    1.887     308.6     3.5    -5.2     0.7
ZS 0  17:40:13   12    1.844     308.5     3.3    -5.4     0.7
ZS 0  18:08:04   13    1.829     313.4     1.1    -6.0     0.3
ZS 0  18:21:25   13    1.831     313.6     2.1    -6.0     0.6
ZS 0  18:50:36   12    1.856     314.4     1.1    -6.2     0.6
ZS 0  19:41:18   12    1.974     317.1     1.0    -7.0     0.4
ZS 0  20:09:04   12    2.086     319.4     2.3    -7.3     0.6
ZS 0  20:22:17   12    2.155     320.8     1.1    -7.6     0.3
ZS 0  20:51:05   11    2.348     323.7     1.5    -8.0     0.5
ZS 0  21:12:24   11    2.539     326.7     1.3    -8.2     0.5

   DAILY MEANS   11    2.282     319.1            -6.8
   STANDARD DEVIATION              7.0             1.0
                             17 / 17


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-18
     LOCAL SOLAR NOON = 18:10:14 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:01:36     9     89.687      12.041    0.0     353.0   6.0      38
 12:09:54     9     88.613      11.586    0.0     325.0   2.0      52
 12:17:49     9     87.587      10.766    0.0     300.0   4.0      68
 12:31:00     9     85.881       9.132    0.0     300.0   4.0      60
 12:55:03     9     82.785       6.662    0.1     307.0   3.0      46
 13:08:18     9     81.098       5.712    0.1     299.0   2.0      65
 13:21:43     9     79.405       4.973    0.2     296.0   2.0      74
 13:38:58     9     77.263       4.259    0.2     291.0   1.0      46
 13:46:55    10     76.291       3.995    0.2     298.0   1.0      46
 14:04:04    10     74.248       3.534    0.3     312.0   1.0      50
 14:12:08     9     73.301       3.354    0.4     309.0   1.0      61
 14:29:11    10     71.351       3.037    0.3     299.0   1.0      41
 14:37:08    10     70.467       2.912    0.4     306.0   1.0      47
 14:54:10    10     68.634       2.685    0.5     306.0   1.0      54
 15:08:39    10     67.149       2.527    0.6     295.0   1.0      53
 15:21:53    10     65.859       2.404    0.7     306.0   1.0      52
 15:38:55    10     64.298       2.272    0.6     299.0   1.0      40
 15:46:52    10     63.611       2.219    0.7     302.0   1.0      44
 16:03:53    10     62.239       2.121    1.1     301.0   1.0      60
 16:11:58    10     61.636       2.081    1.2     306.0   1.0      64
 16:29:15    11     60.461       2.007    1.3     305.0   1.0      64
 16:37:13    11     59.974       1.978    1.5     313.0   1.0      74
 16:54:22    11     59.047       1.926    1.8     311.0   1.0      84
 17:02:28    12     58.670       1.906    1.7     303.0   1.0      71
 17:19:44    12     58.002       1.871    1.9     286.0   1.0      76
 17:27:41    12     57.758       1.858    2.0     302.0   1.0      81
 17:44:57    12     57.371       1.839    2.4     316.0   2.0     105
 17:59:27    13     57.198       1.831    1.7     301.0   1.0      65
 18:12:49    13     57.163       1.829    1.5     304.0   1.0      60
 18:30:06    12     57.297       1.836    1.6     306.0   1.0      64
 18:38:03    12     57.426       1.842    1.6     305.0   1.0      64
 18:55:20    12     57.849       1.863    1.4     307.0   1.0      59
 19:03:25    12     58.113       1.877    1.5     305.0   1.0      65
 19:20:49    12     58.823       1.914    1.5     309.0   1.0      68
 19:28:46    12     59.209       1.935    1.4     302.0   1.0      64
 19:46:03    12     60.176       1.990    1.3     302.0   1.0      61
 20:00:34    12     61.117       2.047    1.2     303.0   1.0      62
 20:13:49    12     62.073       2.110    1.0     305.0   1.0      58
 20:30:50    12     63.430       2.206    0.9     306.0   1.0      58
 20:38:47    12     64.109       2.257    0.9     303.0   1.0      57
 20:55:49    11     65.657       2.386    0.7     311.0   1.0      57
 21:03:56    11     66.434       2.457    0.6     305.0   1.0      52
 21:20:57    11     68.145       2.631    0.5     303.0   1.0      49

DAILY MEANS  11                  3.364            305.2            60
STANDARD DEVIATION                                  9.9            13
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 21:27
SXCN10 CYYQ 182230
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:13 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 2  16:45:05   11    1.953     303.3     1.6    -0.7     0.6
DS 1  17:15:36   12    1.878     304.1     3.9    -1.1     1.2
DS 3  17:35:40   12    1.848     301.9     2.1    -0.3     0.6

   DAILY MEANS   12    1.893     303.1            -0.7
   STANDARD DEVIATION              1.1             0.4
                             3 / 3


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-18
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:10:13 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:59:19   10    3.651     331.1     3.9    -5.7     1.1
ZS 0  14:20:38   10    3.187     332.2     1.7    -6.6     0.5
ZS 0  14:49:25   10    2.744     325.0     1.6    -8.1     0.5
ZS 0  15:17:07   10    2.446     320.5     2.2    -7.6     0.9
ZS 0  15:30:22   10    2.335     319.9     2.2    -7.6     0.6
ZS 0  15:59:09   10    2.146     317.7     1.3    -7.5     0.5
ZS 0  16:49:38   11    1.939     312.8     1.9    -6.3     0.4
ZS 0  17:11:04   12    1.887     308.6     3.5    -5.2     0.7
ZS 0  17:40:13   12    1.844     308.5     3.3    -5.4     0.7
ZS 0  18:08:04   13    1.829     313.4     1.1    -6.0     0.3
ZS 0  18:21:25   13    1.831     313.6     2.1    -6.0     0.6
ZS 0  18:50:36   12    1.856     314.4     1.1    -6.2     0.6
ZS 0  19:41:18   12    1.974     317.1     1.0    -7.0     0.4
ZS 0  20:09:04   12    2.086     319.4     2.3    -7.3     0.6
ZS 0  20:22:17   12    2.155     320.8     1.1    -7.6     0.3
ZS 0  20:51:05   11    2.348     323.7     1.5    -8.0     0.5
ZS 0  21:12:24   11    2.539     326.7     1.3    -8.2     0.5
ZS 0  21:41:11   11    2.891     329.9     1.0    -7.8     0.4
ZS 0  22:08:54   11    3.382     335.8     3.6    -6.5     0.7

   DAILY MEANS   11    2.372     320.6            -6.9
   STANDARD DEVIATION              8.0             1.0
                             19 / 19


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-18
     LOCAL SOLAR NOON = 18:10:13 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:01:35     9     89.687      12.041    0.0     353.0   6.0      38
 12:09:53     9     88.613      11.586    0.0     325.0   2.0      52
 12:17:48     9     87.587      10.766    0.0     300.0   4.0      68
 12:30:59     9     85.881       9.132    0.0     300.0   4.0      60
 12:55:02     9     82.785       6.662    0.1     307.0   3.0      46
 13:08:17     9     81.098       5.712    0.1     299.0   2.0      65
 13:21:42     9     79.405       4.973    0.2     296.0   2.0      74
 13:38:57     9     77.263       4.259    0.2     291.0   1.0      46
 13:46:54    10     76.291       3.995    0.2     298.0   1.0      46
 14:04:04    10     74.248       3.534    0.3     312.0   1.0      50
 14:12:08     9     73.301       3.354    0.4     309.0   1.0      61
 14:29:11    10     71.351       3.037    0.3     299.0   1.0      41
 14:37:08    10     70.467       2.912    0.4     306.0   1.0      47
 14:54:10    10     68.634       2.685    0.5     306.0   1.0      54
 15:08:39    10     67.149       2.527    0.6     295.0   1.0      53
 15:21:53    10     65.859       2.404    0.7     306.0   1.0      52
 15:38:55    10     64.298       2.272    0.6     299.0   1.0      40
 15:46:52    10     63.611       2.219    0.7     302.0   1.0      44
 16:03:53    10     62.239       2.121    1.1     301.0   1.0      60
 16:11:58    10     61.636       2.081    1.2     306.0   1.0      64
 16:29:15    11     60.461       2.007    1.3     305.0   1.0      64
 16:37:13    11     59.974       1.978    1.5     313.0   1.0      74
 16:54:22    11     59.047       1.926    1.8     311.0   1.0      84
 17:02:28    12     58.670       1.906    1.7     303.0   1.0      71
 17:19:44    12     58.002       1.871    1.9     286.0   1.0      76
 17:27:41    12     57.758       1.858    2.0     302.0   1.0      81
 17:44:57    12     57.371       1.839    2.4     316.0   2.0     105
 17:59:27    13     57.198       1.831    1.7     301.0   1.0      65
 18:12:49    13     57.163       1.829    1.5     304.0   1.0      60
 18:30:06    12     57.297       1.836    1.6     306.0   1.0      64
 18:38:03    12     57.426       1.842    1.6     305.0   1.0      64
 18:55:20    12     57.849       1.863    1.4     307.0   1.0      59
 19:03:25    12     58.113       1.877    1.5     305.0   1.0      65
 19:20:49    12     58.823       1.914    1.5     309.0   1.0      68
 19:28:46    12     59.209       1.935    1.4     302.0   1.0      64
 19:46:03    12     60.176       1.990    1.3     302.0   1.0      61
 20:00:34    12     61.117       2.047    1.2     303.0   1.0      62
 20:13:49    12     62.073       2.110    1.0     305.0   1.0      58
 20:30:50    12     63.430       2.206    0.9     306.0   1.0      58
 20:38:47    12     64.109       2.257    0.9     303.0   1.0      57
 20:55:49    11     65.657       2.386    0.7     311.0   1.0      57
 21:03:56    11     66.434       2.457    0.6     305.0   1.0      52
 21:20:57    11     68.145       2.631    0.5     303.0   1.0      49
 21:28:53    11     68.977       2.725    0.5     312.0   1.0      49
 21:45:55    11     70.828       2.962    0.4     310.0   1.0      54
 22:00:24    10     72.467       3.211    0.4     306.0   1.0      62
 22:13:39    11     74.009       3.487    0.3     299.0   1.0      63

DAILY MEANS  11                  3.342            305.3            60
STANDARD DEVIATION                                  9.5            12
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170918 22:29
SXCN10 CYYQ 190030
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170919 00:23
SXCN10 CYYQ 190130
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170919 01:23
SXCN10 CYYQ 190230
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170919 02:21
SXCN10 CYYQ 190330
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170919 03:28
SXCN10 CYYQ 190430
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170919 04:15
SXCN10 CYYQ 190530
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26117.203
LATEST B-FILE TIMESTAMP:  20170919 05:25
SXCN10 CYYQ 190630
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 06:29
SXCN10 CYYQ 190730
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 07:16
SXCN10 CYYQ 190830
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 08:15
SXCN10 CYYQ 190930
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 09:25
SXCN10 CYYQ 191030
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 10:28
SXCN10 CYYQ 191130
*** NO VALID DATA FILES FOUND FOR BREWER #203 TODAY ***
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 11:18
SXCN10 CYYQ 191230


    ***      INSUFFICIENT DATA TO CALCULATE      ***
    ***  STATISTICS FOR THIS DAY'S OBSERVATIONS. ***


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-19
     LOCAL SOLAR NOON = 18:10:01 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:02:16    11     89.904      12.064    0.0     303.0   3.0      69
 12:15:49    11     88.149      11.248    0.0     333.0   3.0      91
 12:23:44    11     87.124      10.331    0.0     313.0   3.0      97

DAILY MEANS  11                 11.214            316.3            86
STANDARD DEVIATION                                 15.3            15
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 12:29
SXCN10 CYYQ 191330


    ***      INSUFFICIENT DATA TO CALCULATE      ***
    ***  STATISTICS FOR THIS DAY'S OBSERVATIONS. ***


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-19
     LOCAL SOLAR NOON = 18:10:00 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:02:15    11     89.904      12.064    0.0     303.0   3.0      69
 12:15:48    11     88.149      11.248    0.0     333.0   3.0      91
 12:23:43    11     87.124      10.331    0.0     313.0   3.0      97
 12:36:54    11     85.420       8.703    0.1     312.0   3.0      98
 12:54:47    11     83.123       6.883    0.1     311.0   2.0      89
 13:08:00    11     81.439       5.885    0.1     306.0   2.0      89
 13:21:25    11     79.748       5.108    0.2     315.0   3.0      74

DAILY MEANS  11                  8.603            313.3            87
STANDARD DEVIATION                                  9.6            11
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 13:29
SXCN10 CYYQ 191430
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-19
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:09:59 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  14:24:26   11    3.166     302.9     5.4    -0.8     2.4

   DAILY MEANS   11    3.166     302.9            -0.8
   STANDARD DEVIATION              0.0             0.0
                             1 / 1


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-19
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:09:59 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:29:53   11    4.711     360.3     3.9     2.1     0.8
ZS 0  13:58:42   11    3.732     327.6     4.5    -3.5     1.0
ZS 0  14:20:00   11    3.249     326.8     2.4    -5.7     0.5

   DAILY MEANS   11    3.897     338.2            -2.4
   STANDARD DEVIATION             19.1             4.0
                             3 / 3


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-19
     LOCAL SOLAR NOON = 18:09:59 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:02:14    11     89.904      12.064    0.0     303.0   3.0      69
 12:15:47    11     88.149      11.248    0.0     333.0   3.0      91
 12:23:42    11     87.124      10.331    0.0     313.0   3.0      97
 12:36:53    11     85.420       8.703    0.1     312.0   3.0      98
 12:54:46    11     83.123       6.883    0.1     311.0   2.0      89
 13:07:59    11     81.439       5.885    0.1     306.0   2.0      89
 13:21:24    11     79.748       5.108    0.2     315.0   3.0      74
 13:38:27    11     77.633       4.367    0.2     314.0   2.0      76
 13:46:24    11     76.664       4.092    0.3     320.0   1.0      77
 14:03:27    11     74.622       3.611    0.4     312.0   1.0      88
 14:11:32    11     73.674       3.423    0.5     309.0   1.0      82

DAILY MEANS  11                  6.883            313.5            85
STANDARD DEVIATION                                  7.9            10
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 14:26
SXCN10 CYYQ 191530
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-19
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:09:58 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  14:24:26   11    3.166     302.9     5.4    -0.8     2.4
DS 0  14:44:22   11    2.849     312.2     2.0    -0.5     1.0

   DAILY MEANS   11    3.008     307.5            -0.7
   STANDARD DEVIATION              6.6             0.2
                             2 / 2


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-19
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:09:58 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:29:53   11    4.711     360.3     3.9     2.1     0.8
ZS 0  13:58:42   11    3.732     327.6     4.5    -3.5     1.0
ZS 0  14:20:00   11    3.249     326.8     2.4    -5.7     0.5
ZS 0  14:48:49   11    2.789     321.1     3.5    -7.2     0.9
ZS 0  15:16:33   12    2.482     319.8     2.0    -6.9     0.5

   DAILY MEANS   11    3.393     331.1            -4.2
   STANDARD DEVIATION             16.7             3.8
                             5 / 5


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-19
     LOCAL SOLAR NOON = 18:09:58 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:02:13    11     89.904      12.064    0.0     303.0   3.0      69
 12:15:46    11     88.149      11.248    0.0     333.0   3.0      91
 12:23:41    11     87.124      10.331    0.0     313.0   3.0      97
 12:36:52    11     85.420       8.703    0.1     312.0   3.0      98
 12:54:45    11     83.123       6.883    0.1     311.0   2.0      89
 13:07:58    11     81.439       5.885    0.1     306.0   2.0      89
 13:21:23    11     79.748       5.108    0.2     315.0   3.0      74
 13:38:26    11     77.633       4.367    0.2     314.0   2.0      76
 13:46:23    11     76.664       4.092    0.3     320.0   1.0      77
 14:03:27    11     74.622       3.611    0.4     312.0   1.0      88
 14:11:32    11     73.674       3.423    0.5     309.0   1.0      82
 14:28:33    11     71.728       3.094    0.6     316.0   1.0      86
 14:36:30    11     70.845       2.964    0.6     314.0   1.0      84
 14:53:34    11     69.013       2.729    0.7     306.0   1.0      78
 15:08:04    12     67.528       2.565    0.9     307.0   1.0      78
 15:21:18    12     66.239       2.439    0.8     299.0   1.0      64

DAILY MEANS  11                  5.594            311.9            83
STANDARD DEVIATION                                  7.7            10
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 15:29
SXCN10 CYYQ 191630
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-19
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:09:57 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  14:24:26   11    3.166     302.9     5.4    -0.8     2.4
DS 0  14:44:22   11    2.849     312.2     2.0    -0.5     1.0
DS 0  16:24:33   14    2.047     305.6     1.6    -0.9     0.5

   DAILY MEANS   12    2.687     306.9            -0.7
   STANDARD DEVIATION              4.8             0.2
                             3 / 3


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-19
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:09:57 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:29:53   11    4.711     360.3     3.9     2.1     0.8
ZS 0  13:58:42   11    3.732     327.6     4.5    -3.5     1.0
ZS 0  14:20:00   11    3.249     326.8     2.4    -5.7     0.5
ZS 0  14:48:49   11    2.789     321.1     3.5    -7.2     0.9
ZS 0  15:16:33   12    2.482     319.8     2.0    -6.9     0.5
ZS 0  15:58:48   14    2.172     320.3     1.4    -7.2     0.3
ZS 0  16:20:07   14    2.066     315.9     1.8    -6.8     0.2

   DAILY MEANS   12    3.029     327.4            -5.0
   STANDARD DEVIATION             15.1             3.4
                             7 / 7


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-19
     LOCAL SOLAR NOON = 18:09:57 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:02:12    11     89.904      12.064    0.0     303.0   3.0      69
 12:15:45    11     88.149      11.248    0.0     333.0   3.0      91
 12:23:40    11     87.124      10.331    0.0     313.0   3.0      97
 12:36:51    11     85.420       8.703    0.1     312.0   3.0      98
 12:54:44    11     83.123       6.883    0.1     311.0   2.0      89
 13:07:57    11     81.439       5.885    0.1     306.0   2.0      89
 13:21:22    11     79.748       5.108    0.2     315.0   3.0      74
 13:38:25    11     77.633       4.367    0.2     314.0   2.0      76
 13:46:22    11     76.664       4.092    0.3     320.0   1.0      77
 14:03:27    11     74.622       3.611    0.4     312.0   1.0      88
 14:11:32    11     73.674       3.423    0.5     309.0   1.0      82
 14:28:33    11     71.728       3.094    0.6     316.0   1.0      86
 14:36:30    11     70.845       2.964    0.6     314.0   1.0      84
 14:53:34    11     69.013       2.729    0.7     306.0   1.0      78
 15:08:04    12     67.528       2.565    0.9     307.0   1.0      78
 15:21:18    12     66.239       2.439    0.8     299.0   1.0      64
 15:38:34    13     64.660       2.302    0.9     309.0   1.0      62
 15:46:31    13     63.976       2.247    0.8     313.0   1.0      56
 16:03:34    14     62.606       2.146    1.0     307.0   1.0      60
 16:11:38    14     62.006       2.105    1.3     304.0   1.0      71

DAILY MEANS  12                  4.915            311.1            78
STANDARD DEVIATION                                  7.2            12
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 16:27
SXCN10 CYYQ 191730
PRELIMINARY DIRECT SUN DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-19
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:09:56 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
DS 0  14:24:26   11    3.166     302.9     5.4    -0.8     2.4
DS 0  14:44:22   11    2.849     312.2     2.0    -0.5     1.0
DS 0  16:24:33   14    2.047     305.6     1.6    -0.9     0.5
DS 0  16:44:37   14    1.975     303.6     1.4    -0.6     0.4

   DAILY MEANS   13    2.509     306.1            -0.7
   STANDARD DEVIATION              4.2             0.2
                             4 / 4


PRELIMINARY ZENITH SKY DATA


CHURCHILL OZONE - BREWER # 203
              PRELIMINARY DATA   -   LOCAL DATE 2017-09-19
              LATITUDE - 58.739  :   LONGITUDE - 94.074
              LOCAL SOLAR NOON = 18:09:56 GMT
   ETC'S - O3/SO2 - 1565 / 90  :   ABSORPTION - 0.3418 / 1.1472

TYPE  TIME-GMT  TEMP  AIRMASS    OZONE    ERROR    SO2    ERROR
ZS 0  13:29:53   11    4.711     360.3     3.9     2.1     0.8
ZS 0  13:58:42   11    3.732     327.6     4.5    -3.5     1.0
ZS 0  14:20:00   11    3.249     326.8     2.4    -5.7     0.5
ZS 0  14:48:49   11    2.789     321.1     3.5    -7.2     0.9
ZS 0  15:16:33   12    2.482     319.8     2.0    -6.9     0.5
ZS 0  15:58:48   14    2.172     320.3     1.4    -7.2     0.3
ZS 0  16:20:07   14    2.066     315.9     1.8    -6.8     0.2
ZS 0  16:49:10   14    1.961     314.5     2.4    -6.9     0.7
ZS 0  17:17:02   14    1.895     315.7     1.8    -6.3     0.4

   DAILY MEANS   12    2.784     324.7            -5.4
   STANDARD DEVIATION             14.1             3.0
                             9 / 9


     SUMMARY OF BREWER UVB SCAN MEASUREMENTS FOR 2017-09-19
     LOCAL SOLAR NOON = 18:09:56 GMT
 TIME-GMT  TEMP  ZENITH ANGLE  AIRMASS  UV INDEX  OZONE ERROR  CLEARNESS

 12:02:11    11     89.904      12.064    0.0     303.0   3.0      69
 12:15:44    11     88.149      11.248    0.0     333.0   3.0      91
 12:23:39    11     87.124      10.331    0.0     313.0   3.0      97
 12:36:50    11     85.420       8.703    0.1     312.0   3.0      98
 12:54:43    11     83.123       6.883    0.1     311.0   2.0      89
 13:07:56    11     81.439       5.885    0.1     306.0   2.0      89
 13:21:21    11     79.748       5.108    0.2     315.0   3.0      74
 13:38:24    11     77.633       4.367    0.2     314.0   2.0      76
 13:46:21    11     76.664       4.092    0.3     320.0   1.0      77
 14:03:27    11     74.622       3.611    0.4     312.0   1.0      88
 14:11:32    11     73.674       3.423    0.5     309.0   1.0      82
 14:28:33    11     71.728       3.094    0.6     316.0   1.0      86
 14:36:30    11     70.845       2.964    0.6     314.0   1.0      84
 14:53:34    11     69.013       2.729    0.7     306.0   1.0      78
 15:08:04    12     67.528       2.565    0.9     307.0   1.0      78
 15:21:18    12     66.239       2.439    0.8     299.0   1.0      64
 15:38:34    13     64.660       2.302    0.9     309.0   1.0      62
 15:46:31    13     63.976       2.247    0.8     313.0   1.0      56
 16:03:34    14     62.606       2.146    1.0     307.0   1.0      60
 16:11:38    14     62.006       2.105    1.3     304.0   1.0      71
 16:28:41    14     60.850       2.031    1.5     312.0   1.0      77
 16:36:38    14     60.364       2.001    1.5     309.0   1.0      79
 16:53:55    14     59.432       1.947    1.5     303.0   1.0      69
 17:08:26    14     58.787       1.912    1.5     306.0   1.0      65
 17:21:47    14     58.309       1.887    1.4     309.0   1.0      63

DAILY MEANS  12                  4.323            310.5            77
STANDARD DEVIATION                                  6.7            12
=
LATEST B-FILE          :  C:/BR#203/DATA/B26217.203
LATEST B-FILE TIMESTAMP:  20170919 17:29