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

#DATA_GENERATION
Date,Agency,Version,ScientificAuthority
2009-06-07,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
+04:00:00,2009-05-01,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:42:00,0,0,2.522,315.6,
08:48:30,0,0,1.675,308.6,
09:16:00,0,0,1.491,307.8,
10:32:30,0,0,1.199,313.8,
11:48:30,0,0,1.083,323.5,
12:35:00,0,0,1.067,318.2,
12:36:30,0,0,1.068,318.5,
14:18:30,0,0,1.171,317.2,
15:37:30,0,0,1.438,307.1,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-01,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-02,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:52:00,0,0,2.320,327.9,
08:52:30,0,0,1.638,337.2,
10:21:30,0,0,1.224,344.0,
12:33:00,0,0,1.065,336.8,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-02,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-03,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:39:00,0,0,2.546,327.5,
07:40:30,0,0,2.516,339.9,
08:41:30,0,0,1.717,329.6,
09:13:00,0,0,1.498,307.2,
09:33:30,0,0,1.392,327.6,
10:35:30,0,0,1.186,350.0,
11:36:30,0,0,1.089,331.6,
12:31:00,0,0,1.063,325.0,
12:36:30,0,0,1.063,324.1,
13:42:30,0,0,1.107,333.2,
14:26:30,0,0,1.184,325.7,
15:16:30,0,0,1.337,339.5,
17:21:00,0,0,2.486,334.6,
18:03:30,0,0,3.763,278.8,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-03,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-04,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:46:00,0,0,2.394,325.7,
07:48:30,0,0,2.350,329.5,
09:15:00,0,0,1.481,315.8,
10:05:30,0,0,1.265,319.6,
11:09:30,0,0,1.119,313.7,
12:02:30,0,0,1.068,319.4,
13:56:30,0,0,1.124,323.1,
16:09:00,0,0,1.616,327.8,
17:28:00,0,0,2.617,316.8,
17:31:30,0,0,2.696,328.3,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-04,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-05,

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

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-05,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-06,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:40:00,0,0,2.476,318.8,
07:42:30,0,0,2.428,322.3,
08:58:30,0,0,1.571,316.2,
14:28:30,0,0,1.181,314.8,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-06,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-07,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:29:30,0,0,2.680,282.8,
07:40:00,0,0,2.460,285.7,
08:21:30,0,0,1.872,296.0,
09:01:30,0,0,1.546,297.8,
09:11:00,0,0,1.489,295.8,
09:44:30,0,0,1.329,291.4,
11:09:30,0,0,1.113,301.3,
11:41:30,0,0,1.076,304.3,
12:26:30,0,0,1.056,305.3,
12:33:00,0,0,1.056,303.0,
13:20:30,0,0,1.076,307.8,
15:39:30,0,0,1.426,284.4,
15:55:00,0,0,1.511,291.2,
16:06:30,0,0,1.584,298.0,
16:53:30,0,0,2.016,295.5,
17:26:00,0,0,2.533,309.8,
17:36:30,0,0,2.767,296.3,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-07,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-08,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
06:47:30,0,0,4.150,281.8,
06:54:30,0,0,3.798,292.9,
07:34:30,0,0,2.554,290.0,
07:39:00,0,0,2.464,281.9,
08:31:30,0,0,1.768,290.9,
08:39:30,0,0,1.699,293.0,
09:10:00,0,0,1.490,296.2,
09:36:30,0,0,1.359,293.0,
10:36:30,0,0,1.170,286.1,
11:18:30,0,0,1.099,286.5,
12:26:30,0,0,1.054,294.6,
12:32:00,0,0,1.054,299.3,
13:31:30,0,0,1.085,300.4,
14:15:30,0,0,1.150,291.0,
15:35:30,0,0,1.403,299.8,
15:56:00,0,0,1.513,303.2,
16:41:30,0,0,1.873,293.0,
17:21:30,0,0,2.432,285.3,
17:26:00,0,0,2.519,284.8,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-08,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-09,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:40:00,0,0,2.431,284.8,
07:42:30,0,0,2.385,290.9,
08:48:30,0,0,1.624,281.7,
09:25:00,0,0,1.407,289.1,
15:24:30,0,0,1.351,302.1,
16:21:30,0,0,1.685,281.5,
16:24:00,0,0,1.705,285.2,
17:30:00,0,0,2.588,279.1,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-09,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-10,

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

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-10,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-11,

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

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-11,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-12,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
09:35:30,0,0,1.350,272.1,
10:21:30,0,0,1.197,277.9,
11:11:30,0,0,1.101,274.6,
12:19:30,0,0,1.049,267.8,
13:01:30,0,0,1.056,280.2,
16:00:00,0,0,1.521,277.6,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-12,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-13,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:32:30,0,0,2.523,268.4,
07:35:00,0,0,2.473,268.9,
09:00:30,0,0,1.525,279.1,
10:10:30,0,0,1.225,282.6,
11:19:30,0,0,1.089,288.6,
12:33:00,0,0,1.047,285.4,
13:54:30,0,0,1.105,286.7,
15:31:30,0,0,1.369,279.1,
16:00:00,0,0,1.517,268.0,
17:37:00,0,0,2.686,286.8,
17:39:30,0,0,2.745,287.6,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-13,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-14,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:21:30,0,0,2.751,291.6,
07:26:30,0,0,2.636,278.5,
07:35:00,0,0,2.461,276.8,
08:06:30,0,0,1.985,270.9,
08:18:30,0,0,1.853,273.9,
08:38:30,0,0,1.674,274.6,
09:06:00,0,0,1.489,268.9,
09:14:30,0,0,1.442,273.9,
09:32:30,0,0,1.357,277.9,
10:21:30,0,0,1.193,279.8,
10:50:30,0,0,1.131,275.3,
11:13:30,0,0,1.095,277.3,
11:43:30,0,0,1.063,282.2,
12:32:00,0,0,1.045,276.3,
12:43:30,0,0,1.047,287.5,
13:43:30,0,0,1.089,290.2,
14:49:30,0,0,1.218,286.4,
15:33:30,0,0,1.375,281.3,
16:00:00,0,0,1.514,280.8,
16:31:30,0,0,1.742,275.6,
17:24:30,0,0,2.417,290.1,
17:31:00,0,0,2.542,287.0,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-14,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-15,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:12:30,0,0,1.910,276.1,
09:08:00,0,0,1.474,283.4,
09:09:30,0,0,1.466,288.9,
10:12:30,0,0,1.215,276.9,
11:10:30,0,0,1.097,282.9,
12:34:00,0,0,1.044,278.0,
12:35:30,0,0,1.044,283.5,
13:28:30,0,0,1.071,262.6,
15:01:30,0,0,1.251,285.2,
16:04:00,0,0,1.534,279.9,
16:06:30,0,0,1.550,286.5,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-15,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-16,

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

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-16,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-17,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:21:30,0,0,2.709,307.1,
07:33:00,0,0,2.466,311.1,
08:31:30,0,0,1.718,305.7,
08:58:30,0,0,1.523,307.5,
09:04:00,0,0,1.490,308.0,
10:45:30,0,0,1.135,312.6,
12:15:30,0,0,1.043,314.4,
12:32:00,0,0,1.042,312.1,
13:15:30,0,0,1.057,311.5,
13:43:30,0,0,1.084,313.4,
14:43:30,0,0,1.196,315.3,
15:43:30,0,0,1.414,322.6,
16:03:00,0,0,1.521,310.9,
16:22:30,0,0,1.654,308.8,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-17,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-18,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:30:30,0,0,2.504,300.6,
07:33:00,0,0,2.456,312.6,
09:06:00,0,0,1.476,315.3,
09:08:30,0,0,1.462,313.8,
10:12:30,0,0,1.210,318.3,
11:13:30,0,0,1.089,315.3,
12:32:00,0,0,1.040,322.6,
12:33:30,0,0,1.041,321.1,
13:54:30,0,0,1.097,327.9,
16:04:00,0,0,1.523,322.1,
17:29:30,0,0,2.464,307.8,
17:32:00,0,0,2.513,304.9,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-18,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-19,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:06:30,0,0,3.077,296.4,
07:19:30,0,0,2.730,292.2,
07:32:00,0,0,2.465,302.0,
07:38:30,0,0,2.347,308.0,
08:45:30,0,0,1.602,302.9,
09:12:30,0,0,1.438,304.6,
09:39:30,0,0,1.316,306.0,
10:31:30,0,0,1.161,299.2,
11:18:30,0,0,1.082,293.7,
12:08:30,0,0,1.043,292.8,
12:32:00,0,0,1.039,292.0,
13:12:30,0,0,1.053,296.4,
14:26:30,0,0,1.152,297.0,
15:18:30,0,0,1.301,309.5,
15:51:30,0,0,1.448,316.5,
17:32:00,0,0,2.501,315.1,
17:37:30,0,0,2.614,303.2,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-19,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-20,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:38:30,0,0,1.650,299.9,
09:03:00,0,0,1.488,299.5,
10:01:30,0,0,1.238,299.6,
10:41:30,0,0,1.139,304.2,
11:35:30,0,0,1.063,286.9,
11:59:30,0,0,1.046,279.7,
12:32:00,0,0,1.038,290.2,
12:40:30,0,0,1.039,298.6,
13:42:30,0,0,1.079,304.9,
14:50:30,0,0,1.209,299.8,
15:34:30,0,0,1.363,299.9,
15:54:30,0,0,1.461,303.7,
16:03:00,0,0,1.510,313.3,
16:46:30,0,0,1.849,300.5,
17:33:00,0,0,2.509,293.4,
17:41:30,0,0,2.689,287.7,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-20,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-21,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:48:00,0,0,2.181,292.7,
07:49:30,0,0,2.159,295.2,
09:06:00,0,0,1.468,292.3,
09:08:30,0,0,1.454,292.5,
10:32:30,0,0,1.156,296.8,
11:36:30,0,0,1.061,292.7,
12:32:00,0,0,1.037,293.8,
12:33:30,0,0,1.037,310.9,
14:48:30,0,0,1.202,283.3,
16:02:00,0,0,1.501,319.8,
16:12:30,0,0,1.566,312.0,
17:40:00,0,0,2.642,296.9,
17:41:30,0,0,2.676,297.9,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-21,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-22,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:19:30,0,0,2.697,271.4,
07:26:30,0,0,2.546,283.9,
07:32:00,0,0,2.438,293.9,
08:06:30,0,0,1.938,290.6,
08:56:30,0,0,1.521,292.2,
09:02:00,0,0,1.488,290.7,
09:36:30,0,0,1.323,292.0,
10:16:30,0,0,1.193,296.0,
10:56:30,0,0,1.109,291.8,
11:31:30,0,0,1.064,298.3,
12:16:30,0,0,1.038,299.7,
12:33:00,0,0,1.036,300.7,
13:16:30,0,0,1.052,296.7,
14:16:30,0,0,1.128,289.5,
15:46:30,0,0,1.414,302.6,
16:02:00,0,0,1.497,303.6,
16:46:30,0,0,1.838,275.0,
17:36:00,0,0,2.545,284.3,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-22,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-23,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:40:00,0,0,2.292,289.4,
07:42:30,0,0,2.252,294.6,
09:09:00,0,0,1.447,287.8,
09:11:30,0,0,1.434,280.7,
10:03:30,0,0,1.228,290.7,
11:54:30,0,0,1.046,290.3,
12:38:00,0,0,1.036,285.3,
12:39:30,0,0,1.036,303.2,
14:03:30,0,0,1.104,296.5,
17:38:00,0,0,2.575,291.0,
17:40:30,0,0,2.628,262.0,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-23,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-24,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:04:30,0,0,3.068,296.1,
07:33:00,0,0,2.405,284.4,
07:38:30,0,0,2.310,278.5,
08:31:30,0,0,1.692,310.1,
09:01:00,0,0,1.490,306.4,
09:16:30,0,0,1.407,288.3,
10:06:30,0,0,1.218,313.7,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-24,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-25,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:26:30,0,0,1.731,288.3,
09:16:30,0,0,1.406,282.3,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-25,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-26,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:11:30,0,0,2.854,276.2,
07:25:30,0,0,2.535,292.3,
07:32:00,0,0,2.411,292.8,
08:34:30,0,0,1.663,298.6,
09:02:00,0,0,1.480,291.0,
09:39:30,0,0,1.305,284.9,
10:21:30,0,0,1.176,280.8,
11:08:30,0,0,1.088,282.3,
11:43:30,0,0,1.051,272.5,
14:03:30,0,0,1.101,290.8,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-26,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-27,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:43:00,0,0,2.223,284.5,
07:45:30,0,0,2.185,288.3,
08:51:30,0,0,1.541,283.1,
10:13:30,0,0,1.195,284.0,
11:24:30,0,0,1.067,291.5,
12:32:00,0,0,1.032,288.1,
12:34:30,0,0,1.032,289.7,
13:59:30,0,0,1.093,293.2,
16:03:00,0,0,1.488,295.3,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-27,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-28,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
08:23:30,0,0,1.749,275.4,
08:56:00,0,0,1.512,279.9,
09:35:30,0,0,1.318,285.0,
11:02:30,0,0,1.095,285.2,
12:53:30,0,0,1.035,293.1,
14:58:30,0,0,1.218,291.0,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-28,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-29,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
13:16:30,0,0,1.046,277.7,
13:46:30,0,0,1.074,279.3,
14:16:30,0,0,1.119,278.3,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-29,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-30,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
07:28:00,0,0,2.464,282.5,
07:30:30,0,0,2.417,274.2,
08:55:30,0,0,1.512,270.7,
08:59:00,0,0,1.491,274.7,
10:28:30,0,0,1.156,287.3,
11:39:30,0,0,1.051,281.1,
12:35:00,0,0,1.030,280.9,
12:37:30,0,0,1.030,280.8,
14:28:30,0,0,1.141,289.9,
15:32:30,0,0,1.332,289.6,
16:52:30,0,0,1.856,271.5,
17:40:00,0,0,2.537,287.1,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-30,


#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-31,

#OBSERVATIONS
Time,WLCode,ObsCode,Airmass,ColumnO3,StdDevO3,ColumnSO2,StdDevSO2
06:51:30,0,0,3.424,290.1,
07:32:00,0,0,2.386,286.1,
07:56:30,0,0,2.024,302.9,
08:31:30,0,0,1.677,280.9,
08:59:00,0,0,1.490,284.2,
09:19:30,0,0,1.384,279.2,
09:41:30,0,0,1.293,278.2,
10:06:30,0,0,1.211,279.5,
11:06:30,0,0,1.087,279.1,
11:43:30,0,0,1.047,279.7,
12:34:00,0,0,1.029,275.0,
13:21:30,0,0,1.048,279.0,
14:39:30,0,0,1.164,280.7,
15:39:30,0,0,1.359,278.5,
16:02:30,0,0,1.473,288.7,
16:09:00,0,0,1.511,289.1,

#TIMESTAMP
UTCOffset,Date,Time
+04:00:00,2009-05-31,

