#CONTENT
Class,Category,Level,Form
WOUDC,TotalOzone,1.0,1

#DATA_GENERATION
Date,Agency,Version,ScientificAuthority
2011-04-10,IGUT,0.0,z shariepour

#PLATFORM
Type,ID,Name,Country,GAW_ID
STN,464,University of Tehran,IRN,99331

#INSTRUMENT
Name,Model,Number
Dobson, Beck, 109

#LOCATION
Latitude, Longitude, Height
35.73,51.38,1419

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-01,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-01,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-02,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-02,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-03,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:46:00,0,0,2.944,251.1,
10:01:30,0,0,1.851,428.9,
15:43:30,0,0,1.950,479.7,
15:51:00,0,0,2.023,394.3,
16:51:00,0,0,3.039,278.5,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-03,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-04,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-04,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-05,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:31:30,0,0,3.273,378.1,
08:43:00,0,0,2.940,364.5,
09:01:30,0,0,2.537,357.4,
09:43:00,0,0,1.978,357.7,
10:11:30,0,0,1.748,356.6,
11:01:30,0,0,1.503,389.2,
12:01:30,0,0,1.366,364.7,
14:01:30,0,0,1.419,369.6,
14:35:30,0,0,1.519,382.8,
15:54:00,0,0,2.023,394.7,
15:56:30,0,0,2.050,414.9,
16:54:00,0,0,3.060,272.2,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-05,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-06,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:41:30,0,0,2.937,366.4,
08:43:00,0,0,2.899,349.7,
09:46:30,0,0,1.927,375.0,
11:26:30,0,0,1.420,354.6,
12:48:00,0,0,1.330,355.8,
12:50:30,0,0,1.331,358.5,
14:45:30,0,0,1.549,352.2,
15:55:00,0,0,2.019,345.5,
15:58:30,0,0,2.056,358.8,
16:55:00,0,0,3.056,305.5,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-06,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-07,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
09:39:00,0,0,1.980,376.5,
09:42:30,0,0,1.946,371.3,
12:01:30,0,0,1.349,371.0,
12:44:30,0,0,1.322,371.2,
12:47:00,0,0,1.322,369.3,
15:01:30,0,0,1.613,333.9,
16:00:00,0,0,2.057,336.7,
16:02:30,0,0,2.085,337.1,
16:56:00,0,0,3.054,334.6,
16:57:30,0,0,3.097,328.9,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-07,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-08,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
09:08:30,0,0,2.334,315.1,
09:37:00,0,0,1.981,304.6,
09:46:30,0,0,1.892,308.5,
11:56:30,0,0,1.347,302.0,
13:33:30,0,0,1.346,312.9,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-08,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-09,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-09,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-10,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-10,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-11,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-11,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-12,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-12,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-13,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-13,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-14,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-14,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-15,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:51:30,0,0,2.418,271.6,
09:24:00,0,0,1.981,281.0,
09:56:30,0,0,1.706,317.9,
10:57:30,0,0,1.417,280.1,
12:59:30,0,0,1.268,358.3,
13:59:30,0,0,1.339,357.4,
14:51:30,0,0,1.495,327.7,
15:53:30,0,0,1.884,327.5,
16:07:00,0,0,2.019,301.9,
16:51:30,0,0,2.725,268.0,
17:04:00,0,0,3.043,273.5,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-15,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-16,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
09:30:00,0,0,1.903,325.2,
09:32:30,0,0,1.879,325.3,
11:19:30,0,0,1.348,340.9,
12:41:30,0,0,1.258,341.9,
12:45:00,0,0,1.258,343.8,
14:27:30,0,0,1.402,339.4,
16:05:30,0,0,1.990,332.0,
16:08:00,0,0,2.017,331.1,
17:05:00,0,0,3.043,338.1,
17:08:30,0,0,3.148,325.4,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-16,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-17,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:01:30,0,0,3.714,314.3,
08:56:30,0,0,2.283,319.9,
09:21:00,0,0,1.974,332.3,
09:46:30,0,0,1.748,308.0,
10:51:30,0,0,1.417,317.8,
11:51:30,0,0,1.284,325.1,
12:44:00,0,0,1.252,319.5,
12:53:30,0,0,1.253,314.6,
15:01:30,0,0,1.523,316.5,
15:59:30,0,0,1.916,309.2,
16:10:00,0,0,2.026,314.4,
17:06:00,0,0,3.044,328.7,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-17,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-18,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:11:30,0,0,3.270,312.3,
09:10:30,0,0,2.072,318.1,
09:19:00,0,0,1.976,304.3,
10:03:30,0,0,1.622,303.2,
11:01:30,0,0,1.378,308.9,
12:08:30,0,0,1.259,306.3,
12:44:00,0,0,1.245,303.1,
12:51:30,0,0,1.246,303.7,
13:51:30,0,0,1.303,307.5,
14:46:30,0,0,1.452,309.5,
16:11:00,0,0,2.024,280.1,
17:07:00,0,0,3.045,297.1,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-18,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-19,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:24:00,0,0,2.859,287.3,
08:25:30,0,0,2.821,275.3,
09:23:00,0,0,1.917,285.0,
09:24:30,0,0,1.903,283.6,
10:58:30,0,0,1.378,291.7,
13:34:30,0,0,1.271,296.6,
16:08:30,0,0,1.983,285.8,
16:12:00,0,0,2.022,292.4,
17:10:00,0,0,3.105,281.2,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-19,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-20,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
09:05:30,0,0,2.091,285.5,
09:21:00,0,0,1.920,282.8,
10:38:30,0,0,1.435,288.7,
12:02:30,0,0,1.251,291.4,
12:46:00,0,0,1.233,294.3,
12:47:30,0,0,1.233,292.5,
14:10:30,0,0,1.329,300.0,
16:15:00,0,0,2.043,296.5,
16:16:30,0,0,2.061,299.3,
17:11:00,0,0,3.107,302.7,
17:12:30,0,0,3.153,291.3,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-20,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-21,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:26:30,0,0,2.723,288.6,
09:37:30,0,0,1.758,289.5,
11:44:30,0,0,1.266,287.9,
13:03:00,0,0,1.232,289.3,
13:04:30,0,0,1.233,285.0,
14:52:30,0,0,1.453,292.1,
16:24:00,0,0,2.141,301.9,
16:27:30,0,0,2.188,291.5,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-21,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-22,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:28:00,0,0,2.655,282.5,
08:35:30,0,0,2.502,282.0,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-22,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-23,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-23,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-24,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:01:30,0,0,3.302,285.4,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-24,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-25,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
09:04:30,0,0,2.003,334.8,
09:07:00,0,0,1.975,331.2,
10:46:30,0,0,1.364,343.8,
11:49:30,0,0,1.233,357.8,
14:47:30,0,0,1.407,350.1,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-25,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-26,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
09:15:30,0,0,1.871,344.8,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-26,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-27,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:01:30,0,0,3.153,293.8,
08:09:00,0,0,2.932,319.3,
09:04:00,0,0,1.972,297.8,
09:31:30,0,0,1.720,307.5,
10:31:30,0,0,1.399,303.2,
11:31:30,0,0,1.246,299.1,
13:01:30,0,0,1.198,303.2,
14:16:30,0,0,1.302,277.3,
16:21:00,0,0,2.026,308.1,
16:31:30,0,0,2.159,304.2,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-27,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-28,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
09:02:00,0,0,1.976,311.3,
09:02:30,0,0,1.970,308.4,
10:34:30,0,0,1.380,313.7,
12:00:30,0,0,1.205,317.7,
12:41:00,0,0,1.188,317.5,
12:43:30,0,0,1.188,315.4,
13:39:30,0,0,1.227,319.4,
15:00:30,0,0,1.438,320.6,
16:16:30,0,0,1.963,328.6,
16:22:00,0,0,2.026,325.6,
17:18:30,0,0,3.116,333.1,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-28,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-29,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
10:16:30,0,0,1.441,336.8,
12:01:30,0,0,1.198,330.3,
12:41:00,0,0,1.183,337.7,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-29,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-30,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:04:00,0,0,2.948,316.5,
08:05:30,0,0,2.907,304.5,
09:00:00,0,0,1.962,321.1,
09:02:30,0,0,1.936,323.3,
10:32:30,0,0,1.371,325.7,
11:46:30,0,0,1.208,321.5,
12:41:00,0,0,1.178,327.9,
12:43:30,0,0,1.178,327.8,
14:25:30,0,0,1.308,330.3,
16:17:30,0,0,1.952,334.3,
16:32:00,0,0,2.126,334.4,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-30,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-31,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2011-03-31,

