% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201205100000     389880000     50.2960
 201205100030     389881800     49.9218
 201205100100     389883600     53.1349
 201205100130     389885400     53.3979
 201205100200     389887200     54.2440
 201205100230     389889000     53.4032
 201205100300     389890800     52.5901
 201205100330     389892600     51.5438
 201205100400     389894400     51.7211
 201205100430     389896200     51.8469
 201205100500     389898000     51.9135
 201205100530     389899800     50.2121
 201205100600     389901600     50.5278
 201205100630     389903400     50.5687
 201205100700     389905200     50.4407
 201205100730     389907000     50.2094
 201205100800     389908800     49.3444
 201205100830     389910600     48.8164
 201205100900     389912400     50.5836
 201205100930     389914200     48.5227
 201205101000     389916000     46.1703
 201205101030     389917800     45.6120
 201205101100     389919600     45.3709
 201205101130     389921400     45.7297
 201205101200     389923200     45.3159
 201205101230     389925000     44.9419
 201205101300     389926800     44.5271
 201205101330     389928600     46.6155
 201205101400     389930400     48.3100
 201205101430     389932200     46.6255
 201205101500     389934000     46.5311
 201205101530     389935800     48.7447
 201205101600     389937600     48.8007
 201205101630     389939400     48.0552
 201205101700     389941200     47.7925
 201205101730     389943000     49.9484
 201205101800     389944800     49.3362
 201205101830     389946600     48.3839
 201205101900     389948400     48.7577
 201205101930     389950200     45.2855
 201205102000     389952000     45.4481
 201205102030     389953800     46.2733
 201205102100     389955600     46.0624
 201205102130     389957400     46.5991
 201205102200     389959200     47.1508
 201205102230     389961000     48.9286
 201205102300     389962800     48.8888
 201205102330     389964600     47.1585