#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
10:35:00,0,0,1.457,331
10:40:00,0,0,1.432,336
12:40:00,0,0,1.102,327
12:45:00,0,0,1.096,329
15:05:00,0,0,1.083,333
15:10:00,0,0,1.088,332
2004-06-03

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
10:14:00,0,0,1.574,303
10:19:00,0,0,1.544,306
13:44:00,0,0,1.053,309
13:49:00,0,0,1.052,309
2004-06-04

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
11:57:00,0,0,1.174,324
12:02:00,0,0,1.164,327
14:06:00,0,0,1.051,299
14:11:00,0,0,1.051,301
16:42:00,0,0,1.270,308
16:47:00,0,0,1.287,305
2004-06-05

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
10:15:00,0,0,1.566,304
10:20:00,0,0,1.536,308
2004-06-07

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
10:08:00,0,0,1.609,288
10:13:00,0,0,1.577,289
11:57:00,0,0,1.173,288
12:07:00,0,0,1.152,292
14:39:00,0,0,1.059,300
14:44:00,0,0,1.062,302
17:10:00,0,0,1.367,298
17:15:00,0,0,1.388,300
2004-06-08

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
10:04:00,0,0,1.636,295
10:08:00,0,0,1.609,300
12:10:00,0,0,1.146,299
12:15:00,0,0,1.137,301
14:20:00,0,0,1.051,300
14:25:00,0,0,1.052,300
16:00:00,0,0,1.158,297
16:05:00,0,0,1.168,296
2004-06-09

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
11:15:00,0,0,1.287,296
11:20:00,0,0,1.270,297
14:20:00,0,0,1.050,298
14:25:00,0,0,1.052,301
16:00:00,0,0,1.157,297
16:05:00,0,0,1.167,297
2004-06-12

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
11:58:00,0,0,1.170,373
12:03:00,0,0,1.159,373
13:45:00,0,0,1.049,327
13:50:00,0,0,1.048,327
2004-06-13

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
10:28:00,0,0,1.488,309
10:33:00,0,0,1.462,311
12:31:00,0,0,1.110,312
12:36:00,0,0,1.103,315
14:01:00,0,0,1.046,313
14:06:00,0,0,1.046,312
16:25:00,0,0,1.210,316
16:30:00,0,0,1.223,315
2004-06-14

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
10:22:00,0,0,1.522,296
10:27:00,0,0,1.494,298
12:30:00,0,0,1.112,300
12:35:00,0,0,1.105,303
14:17:00,0,0,1.047,303
14:22:00,0,0,1.049,302
16:37:00,0,0,1.242,315
16:42:00,0,0,1.257,315
2004-06-15

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
10:11:00,0,0,1.589,309
10:16:00,0,0,1.558,310
12:09:00,0,0,1.147,312
12:14:00,0,0,1.138,314
14:12:00,0,0,1.046,313
14:17:00,0,0,1.047,313
16:06:00,0,0,1.164,310
16:11:00,0,0,1.175,311
2004-06-16

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
10:39:00,0,0,1.433,311
10:44:00,0,0,1.409,315
12:11:00,0,0,1.144,317
12:16:00,0,0,1.135,320
14:08:00,0,0,1.046,318
14:13:00,0,0,1.046,320
15:40:00,0,0,1.116,311
15:45:00,0,0,1.124,310
2004-06-17

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
10:17:00,0,0,1.553,309
10:22:00,0,0,1.523,314
SEMIMONTHLY
Date,ColumnO3,StdDevO3,Npts
2004-06-01,309,18.0,14