% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201207070000     394891200     47.8202
 201207070030     394893000     47.9896
 201207070100     394894800     47.3408
 201207070130     394896600     48.0100
 201207070200     394898400     47.8403
 201207070230     394900200     47.8779
 201207070300     394902000     48.2569
 201207070330     394903800     46.7981
 201207070400     394905600     47.2682
 201207070430     394907400     46.9008
 201207070500     394909200     46.4843
 201207070530     394911000     46.5513
 201207070600     394912800     47.2796
 201207070630     394914600     46.6613
 201207070700     394916400     47.7843
 201207070730     394918200     49.1595
 201207070800     394920000     48.0033
 201207070830     394921800     47.0968
 201207070900     394923600     45.7395
 201207070930     394925400     45.4951
 201207071000     394927200     45.9826
 201207071030     394929000     46.3924
 201207071100     394930800     45.9728
 201207071130     394932600     47.4434
 201207071200     394934400     46.5028
 201207071230     394936200     46.4950
 201207071300     394938000     46.0907
 201207071330     394939800     45.4554
 201207071400     394941600     46.0656
 201207071430     394943400     45.5357
 201207071500     394945200     45.5248
 201207071530     394947000     45.4722
 201207071600     394948800     46.8058
 201207071630     394950600     46.7370
 201207071700     394952400     45.7051
 201207071730     394954200     46.0133
 201207071800     394956000     48.8136
 201207071830     394957800     47.2299
 201207071900     394959600     44.3135
 201207071930     394961400     44.1263
 201207072000     394963200     41.4532
 201207072030     394965000     42.1704
 201207072100     394966800     44.4636
 201207072130     394968600     44.0360
 201207072200     394970400     44.7662
 201207072230     394972200     44.6680
 201207072300     394974000     45.3986
 201207072330     394975800     44.6905