% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201312310000     441720000     56.4139
 201312310030     441721800     55.7789
 201312310100     441723600     57.3712
 201312310130     441725400     57.3883
 201312310200     441727200     58.6013
 201312310230     441729000     60.5278
 201312310300     441730800     60.8892
 201312310330     441732600     60.7786
 201312310400     441734400     59.4567
 201312310430     441736200     59.2737
 201312310500     441738000     60.0999
 201312310530     441739800     59.7618
 201312310600     441741600     61.8072
 201312310630     441743400     61.7433
 201312310700     441745200     60.6302
 201312310730     441747000     60.4225
 201312310800     441748800     60.0709
 201312310830     441750600     61.1687
 201312310900     441752400     59.4995
 201312310930     441754200     58.6924
 201312311000     441756000     58.1736
 201312311030     441757800     58.7788
 201312311100     441759600     59.2604
 201312311130     441761400     58.3496
 201312311200     441763200     58.0752
 201312311230     441765000     57.5628
 201312311300     441766800     57.7064
 201312311330     441768600     58.0149
 201312311400     441770400     58.8657
 201312311430     441772200     59.7040
 201312311500     441774000     58.3269
 201312311530     441775800     57.3503
 201312311600     441777600     58.0633
 201312311630     441779400     57.8794
 201312311700     441781200     58.6723
 201312311730     441783000     59.8510
 201312311800     441784800     58.0496
 201312311830     441786600     57.5700
 201312311900     441788400     57.0973
 201312311930     441790200     56.8636
 201312312000     441792000     55.1518
 201312312030     441793800     54.3836
 201312312100     441795600     53.4948
 201312312130     441797400     53.9806
 201312312200     441799200     52.7164
 201312312230     441801000     51.9691
 201312312300     441802800     51.3627
 201312312330     441804600     50.6052