% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201312040000     439387200     47.8750
 201312040030     439389000     48.0780
 201312040100     439390800     48.2225
 201312040130     439392600     47.2500
 201312040200     439394400     46.9036
 201312040230     439396200     49.5523
 201312040300     439398000     53.9154
 201312040330     439399800     51.0372
 201312040400     439401600     50.6585
 201312040430     439403400     50.9438
 201312040500     439405200     49.5145
 201312040530     439407000     51.2249
 201312040600     439408800     50.0077
 201312040630     439410600     49.6392
 201312040700     439412400     48.7294
 201312040730     439414200     48.3377
 201312040800     439416000     48.1834
 201312040830     439417800     48.8655
 201312040900     439419600     50.4087
 201312040930     439421400     51.3032
 201312041000     439423200     49.3492
 201312041030     439425000     48.9591
 201312041100     439426800     49.8591
 201312041130     439428600     50.2706
 201312041200     439430400     50.6889
 201312041230     439432200     51.4903
 201312041300     439434000     53.6379
 201312041330     439435800     49.6137
 201312041400     439437600     49.7884
 201312041430     439439400     49.6858
 201312041500     439441200     49.5900
 201312041530     439443000     47.5706
 201312041600     439444800     46.3903
 201312041630     439446600     46.0241
 201312041700     439448400     45.6104
 201312041730     439450200     45.6639
 201312041800     439452000     47.1152
 201312041830     439453800     46.4968
 201312041900     439455600     45.9321
 201312041930     439457400     47.1251
 201312042000     439459200     48.2680
 201312042030     439461000     50.3205
 201312042100     439462800     48.4946
 201312042130     439464600     48.8986
 201312042200     439466400     50.2320
 201312042230     439468200     49.6811
 201312042300     439470000     50.9725
 201312042330     439471800     51.9477