% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201210130000     403358400     60.6470
 201210130030     403360200     61.4902
 201210130100     403362000     64.0341
 201210130130     403363800     63.1632
 201210130200     403365600     59.3712
 201210130230     403367400     60.7164
 201210130300     403369200     60.5468
 201210130330     403371000     60.8647
 201210130400     403372800     60.0219
 201210130430     403374600     58.9115
 201210130500     403376400     58.7321
 201210130530     403378200     58.7351
 201210130600     403380000     58.1099
 201210130630     403381800     58.4894
 201210130700     403383600     59.1851
 201210130730     403385400     58.7037
 201210130800     403387200     57.4512
 201210130830     403389000     56.8059
 201210130900     403390800     57.8691
 201210130930     403392600     56.4851
 201210131000     403394400     57.5128
 201210131030     403396200     56.9687
 201210131100     403398000     57.5704
 201210131130     403399800     57.5625
 201210131200     403401600     58.2362
 201210131230     403403400     58.4088
 201210131300     403405200     57.8867
 201210131330     403407000     58.0335
 201210131400     403408800     58.9395
 201210131430     403410600     56.7120
 201210131500     403412400     57.9628
 201210131530     403414200     56.8875
 201210131600     403416000     58.6683
 201210131630     403417800     55.2963
 201210131700     403419600     55.6064
 201210131830     403425000     58.1401
 201210131900     403426800     61.0867
 201210131930     403428600     59.2238
 201210132000     403430400     57.6086
 201210132030     403432200     55.8274
 201210132100     403434000     56.3427
 201210132130     403435800     58.4800
 201210132200     403437600     57.4743
 201210132230     403439400     55.3882
 201210132300     403441200     54.8362
 201210132330     403443000     54.2969