% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201209130000     400766400     43.7980
 201209130030     400768200     42.5030
 201209130100     400770000     43.5545
 201209130130     400771800     42.2238
 201209130200     400773600     41.8275
 201209130230     400775400     40.8948
 201209130300     400777200     40.3052
 201209130330     400779000     39.3091
 201209130400     400780800     40.9428
 201209130430     400782600     42.4333
 201209130500     400784400     41.9316
 201209130530     400786200     42.7866
 201209130600     400788000     43.5981
 201209130630     400789800     44.5666
 201209130700     400791600     44.3440
 201209130730     400793400     43.7298
 201209130800     400795200     42.1920
 201209130830     400797000     41.3099
 201209130900     400798800     41.0119
 201209130930     400800600     41.2135
 201209131000     400802400     40.6186
 201209131030     400804200     40.1931
 201209131100     400806000     40.4848
 201209131130     400807800     40.5150
 201209131200     400809600     40.7555
 201209131230     400811400     39.2874
 201209131300     400813200     39.7496
 201209131330     400815000     39.1304
 201209131400     400816800     40.0203
 201209131430     400818600     39.4441
 201209131500     400820400     39.8188
 201209131530     400822200     38.6190
 201209131600     400824000     38.1519
 201209131630     400825800     38.3923
 201209131700     400827600     38.5382
 201209131730     400829400     39.6152
 201209131800     400831200     38.3943
 201209131830     400833000     38.2704
 201209131900     400834800     38.3245
 201209131930     400836600     38.8270
 201209132000     400838400     36.3797
 201209132030     400840200     36.7670
 201209132100     400842000     37.3012
 201209132130     400843800     37.0980
 201209132200     400845600     37.1887
 201209132230     400847400     34.9253
 201209132300     400849200     33.9577
 201209132330     400851000     34.1032