% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201209230000     401630400     53.4392
 201209230030     401632200     51.8876
 201209230100     401634000     52.9235
 201209230130     401635800     53.2843
 201209230200     401637600     52.0778
 201209230230     401639400     50.8874
 201209230300     401641200     53.9092
 201209230330     401643000     54.6552
 201209230400     401644800     53.5796
 201209230430     401646600     54.6395
 201209230500     401648400     55.0566
 201209230530     401650200     57.3889
 201209230600     401652000     57.0257
 201209230630     401653800     59.3734
 201209230700     401655600     55.2624
 201209230730     401657400     53.4506
 201209230800     401659200     52.2407
 201209230830     401661000     50.2875
 201209230900     401662800     49.9438
 201209230930     401664600     49.5979
 201209231000     401666400     50.4941
 201209231030     401668200     49.6448
 201209231100     401670000     47.9758
 201209231130     401671800     48.4725
 201209231200     401673600     47.7845
 201209231230     401675400     48.6542
 201209231300     401677200     49.1803
 201209231330     401679000     49.4818
 201209231400     401680800     49.7469
 201209231430     401682600     50.0078
 201209231500     401684400     48.8389
 201209231530     401686200     47.5309
 201209231600     401688000     48.2500
 201209231630     401689800     47.2717
 201209231700     401691600     47.9550
 201209231730     401693400     48.3477
 201209231800     401695200     48.3343
 201209231830     401697000     49.8171
 201209231900     401698800     49.3502
 201209231930     401700600     49.4813
 201209232000     401702400     48.5661
 201209232030     401704200     48.3953
 201209232100     401706000     47.9373
 201209232130     401707800     47.4533
 201209232200     401709600     46.1753
 201209232230     401711400     45.2636
 201209232300     401713200     46.0290
 201209232330     401715000     45.7756