% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201312100000     439905600     50.6943
 201312100030     439907400     50.5330
 201312100130     439911000     50.1073
 201312100200     439912800     50.2562
 201312100230     439914600     49.5975
 201312100300     439916400     48.4423
 201312100330     439918200     47.9537
 201312100400     439920000     49.2872
 201312100430     439921800     48.8335
 201312100500     439923600     48.4550
 201312100530     439925400     47.8227
 201312100600     439927200     49.6237
 201312100630     439929000     50.2316
 201312100700     439930800     50.0288
 201312100730     439932600     48.7081
 201312100800     439934400     47.4874
 201312100830     439936200     46.3372
 201312100900     439938000     45.4118
 201312100930     439939800     44.7011
 201312101000     439941600     43.4616
 201312101030     439943400     43.9169
 201312101100     439945200     44.2106
 201312101130     439947000     44.7525
 201312101200     439948800     47.6913
 201312101230     439950600     48.0619
 201312101300     439952400     46.1819
 201312101330     439954200     47.0427
 201312101400     439956000     48.0836
 201312101430     439957800     48.2545
 201312101500     439959600     48.1272
 201312101530     439961400     47.4873
 201312101600     439963200     47.6365
 201312101630     439965000     47.1076
 201312101700     439966800     48.3060
 201312101730     439968600     48.7533
 201312101800     439970400     48.9708
 201312101830     439972200     51.1717
 201312101900     439974000     53.2167
 201312101930     439975800     53.7928
 201312102000     439977600     52.9151
 201312102030     439979400     52.4061
 201312102100     439981200     51.6054
 201312102130     439983000     50.2667
 201312102200     439984800     49.3241
 201312102230     439986600     50.3190
 201312102300     439988400     50.3518
 201312102330     439990200     49.7198