% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201312310000     441720000     56.7439
 201312310030     441721800     56.3489
 201312310100     441723600     56.3996
 201312310130     441725400     57.2194
 201312310200     441727200     58.8714
 201312310230     441729000     60.4336
 201312310300     441730800     60.1879
 201312310330     441732600     60.2296
 201312310400     441734400     59.8655
 201312310430     441736200     58.9268
 201312310500     441738000     57.5496
 201312310530     441739800     58.0382
 201312310600     441741600     60.7316
 201312310630     441743400     60.9343
 201312310700     441745200     60.7779
 201312310730     441747000     59.3257
 201312310800     441748800     58.8790
 201312310830     441750600     60.0356
 201312310900     441752400     60.1625
 201312310930     441754200     58.6039
 201312311000     441756000     57.9351
 201312311030     441757800     59.2694
 201312311100     441759600     57.1444
 201312311130     441761400     57.1758
 201312311200     441763200     57.5838
 201312311230     441765000     57.9920
 201312311300     441766800     59.3532
 201312311330     441768600     58.9055
 201312311400     441770400     60.0498
 201312311430     441772200     58.8667
 201312311500     441774000     57.4114
 201312311530     441775800     55.9867
 201312311600     441777600     56.6971
 201312311630     441779400     55.4484
 201312311700     441781200     55.1365
 201312311730     441783000     54.2771
 201312311800     441784800     54.5581
 201312311830     441786600     53.3887
 201312311900     441788400     52.6426
 201312311930     441790200     52.7203
 201312312000     441792000     52.8758
 201312312030     441793800     51.7739
 201312312100     441795600     51.7625
 201312312130     441797400     50.5834
 201312312200     441799200     51.7609
 201312312230     441801000     52.4015
 201312312300     441802800     52.4959
 201312312330     441804600     50.6893