% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201205100000     389880000     53.0933
 201205100030     389881800     54.7157
 201205100100     389883600     55.7273
 201205100130     389885400     55.3989
 201205100200     389887200     54.2601
 201205100230     389889000     54.2617
 201205100300     389890800     52.2647
 201205100330     389892600     53.2049
 201205100400     389894400     53.3144
 201205100430     389896200     53.1223
 201205100500     389898000     52.8715
 201205100530     389899800     53.3348
 201205100600     389901600     52.0056
 201205100630     389903400     50.4403
 201205100700     389905200     51.1011
 201205100730     389907000     50.8014
 201205100800     389908800     50.5793
 201205100830     389910600     50.6579
 201205100900     389912400     50.5472
 201205100930     389914200     49.2022
 201205101000     389916000     48.1759
 201205101030     389917800     46.5803
 201205101100     389919600     46.2054
 201205101130     389921400     46.5590
 201205101200     389923200     47.3286
 201205101230     389925000     46.4935
 201205101300     389926800     46.9771
 201205101330     389928600     47.1789
 201205101400     389930400     47.8241
 201205101430     389932200     47.4288
 201205101500     389934000     47.6273
 201205101530     389935800     48.3978
 201205101600     389937600     50.3294
 201205101630     389939400     49.4236
 201205101700     389941200     51.2013
 201205101730     389943000     51.2575
 201205101800     389944800     50.3978
 201205101830     389946600     51.8630
 201205101900     389948400     50.0981
 201205101930     389950200     48.5256
 201205102000     389952000     48.9857
 201205102030     389953800     49.4961
 201205102100     389955600     50.5462
 201205102130     389957400     50.9807
 201205102200     389959200     51.6567
 201205102230     389961000     52.2337
 201205102300     389962800     50.5668
 201205102330     389964600     49.7719