% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201211010000     405000000     47.7189
 201211010030     405001800     48.3738
 201211010100     405003600     49.5555
 201211010130     405005400     49.9281
 201211010200     405007200     48.6731
 201211010230     405009000     49.1351
 201211010300     405010800     48.8907
 201211010330     405012600     49.0458
 201211010400     405014400     49.2570
 201211010430     405016200     47.5994
 201211010500     405018000     46.6647
 201211010530     405019800     45.9338
 201211010600     405021600     45.6288
 201211010630     405023400     45.6900
 201211010700     405025200     45.9810
 201211010730     405027000     46.3939
 201211010800     405028800     46.2765
 201211010830     405030600     45.6756
 201211010900     405032400     45.5357
 201211010930     405034200     45.5093
 201211011000     405036000     45.9978
 201211011030     405037800     45.8938
 201211011100     405039600     46.6749
 201211011130     405041400     47.0617
 201211011200     405043200     46.9617
 201211011230     405045000     46.2733
 201211011300     405046800     45.9615
 201211011330     405048600     46.1088
 201211011400     405050400     46.5113
 201211011430     405052200     45.5189
 201211011500     405054000     44.7430
 201211011530     405055800     43.4796
 201211011600     405057600     42.9569
 201211011630     405059400     44.1108
 201211011700     405061200     42.8519
 201211011730     405063000     43.1140
 201211011800     405064800     44.3663
 201211011830     405066600     45.1602
 201211011900     405068400     43.1869
 201211011930     405070200     45.9281
 201211012000     405072000     46.1546
 201211012030     405073800     46.3578
 201211012100     405075600     45.9635
 201211012130     405077400     44.6192
 201211012200     405079200     42.8069
 201211012230     405081000     39.4111
 201211012300     405082800     39.5334
 201211012330     405084600     38.8701