% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201209030000     399902400     49.1247
 201209030030     399904200     47.8268
 201209030100     399906000     48.4797
 201209030130     399907800     48.5542
 201209030200     399909600     47.1097
 201209030230     399911400     46.4084
 201209030300     399913200     44.9975
 201209030330     399915000     44.8333
 201209030400     399916800     45.2974
 201209030430     399918600     46.9768
 201209030500     399920400     44.8906
 201209030530     399922200     46.2313
 201209030600     399924000     46.0159
 201209030630     399925800     47.0335
 201209030700     399927600     46.5686
 201209030730     399929400     45.9151
 201209030800     399931200     44.5758
 201209030830     399933000     44.2926
 201209030900     399934800     43.5805
 201209030930     399936600     43.7809
 201209031000     399938400     43.8820
 201209031030     399940200     43.4519
 201209031100     399942000     44.5083
 201209031130     399943800     45.4370
 201209031200     399945600     45.6506
 201209031230     399947400     46.2229
 201209031300     399949200     47.4479
 201209031330     399951000     47.9084
 201209031400     399952800     48.8851
 201209031430     399954600     49.7205
 201209031500     399956400     49.7408
 201209031530     399958200     50.0903
 201209031600     399960000     50.5232
 201209031630     399961800     50.2021
 201209031700     399963600     49.0600
 201209031730     399965400     47.9210
 201209031800     399967200     47.7248
 201209031830     399969000     47.5466
 201209031900     399970800     46.2809
 201209031930     399972600     48.5722
 201209032000     399974400     47.0974
 201209032030     399976200     47.0856
 201209032100     399978000     45.6482
 201209032130     399979800     43.7740
 201209032200     399981600     43.3274
 201209032230     399983400     42.8508
 201209032300     399985200     42.2766
 201209032330     399987000     43.7940