% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201205190000     390657600     49.2364
 201205190030     390659400     48.5675
 201205190100     390661200     49.5853
 201205190130     390663000     50.9881
 201205190200     390664800     51.2794
 201205190230     390666600     50.6605
 201205190300     390668400     50.8853
 201205190330     390670200     50.9902
 201205190400     390672000     51.2579
 201205190430     390673800     52.0088
 201205190500     390675600     52.3761
 201205190530     390677400     53.2799
 201205190600     390679200     53.8624
 201205190630     390681000     52.6150
 201205190700     390682800     52.2330
 201205190730     390684600     51.5304
 201205190800     390686400     51.4145
 201205190830     390688200     52.6839
 201205190900     390690000     51.2001
 201205190930     390691800     50.0407
 201205191000     390693600     50.6341
 201205191030     390695400     51.3349
 201205191100     390697200     51.7532
 201205191130     390699000     51.3316
 201205191200     390700800     51.8238
 201205191230     390702600     50.9279
 201205191300     390704400     52.6497
 201205191330     390706200     53.3052
 201205191400     390708000     52.8762
 201205191430     390709800     52.7120
 201205191500     390711600     52.8556
 201205191530     390713400     51.9505
 201205191600     390715200     52.1576
 201205191630     390717000     53.3599
 201205191700     390718800     54.4696
 201205191730     390720600     53.7813
 201205191800     390722400     53.8803
 201205191830     390724200     52.6025
 201205191900     390726000     52.5225
 201205191930     390727800     53.7379
 201205192000     390729600     52.9173
 201205192030     390731400     52.7759
 201205192100     390733200     53.2492
 201205192130     390735000     54.8853
 201205192200     390736800     54.3679
 201205192230     390738600     54.2147
 201205192300     390740400     53.7655
 201205192330     390742200     53.2737