% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201211010000     405000000     51.0838
 201211010030     405001800     50.4296
 201211010100     405003600     49.2501
 201211010130     405005400     50.5668
 201211010200     405007200     49.9266
 201211010230     405009000     50.4156
 201211010300     405010800     50.0433
 201211010330     405012600     49.1572
 201211010400     405014400     50.0913
 201211010430     405016200     49.2034
 201211010500     405018000     48.3017
 201211010530     405019800     47.3604
 201211010600     405021600     47.2784
 201211010630     405023400     46.2779
 201211010700     405025200     45.1365
 201211010730     405027000     46.1011
 201211010800     405028800     46.3690
 201211010830     405030600     45.6084
 201211010900     405032400     45.9538
 201211010930     405034200     46.3288
 201211011000     405036000     46.7096
 201211011030     405037800     46.0577
 201211011100     405039600     45.9828
 201211011130     405041400     46.6499
 201211011200     405043200     47.5155
 201211011230     405045000     47.1914
 201211011300     405046800     45.8179
 201211011330     405048600     44.8435
 201211011400     405050400     44.8588
 201211011430     405052200     43.4870
 201211011500     405054000     43.9198
 201211011530     405055800     42.7223
 201211011600     405057600     43.3818
 201211011630     405059400     44.9071
 201211011700     405061200     46.0446
 201211011730     405063000     45.4984
 201211011800     405064800     46.4004
 201211011830     405066600     45.7469
 201211011900     405068400     44.3371
 201211011930     405070200     42.2278
 201211012000     405072000     40.7144
 201211012030     405073800     43.0721
 201211012100     405075600     42.6939
 201211012130     405077400     42.8662
 201211012200     405079200     42.4796
 201211012230     405081000     41.0762
 201211012300     405082800     41.5846
 201211012330     405084600     42.4165