% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201205190000     390657600     50.5063
 201205190030     390659400     50.5911
 201205190100     390661200     51.5217
 201205190130     390663000     51.5574
 201205190200     390664800     51.2001
 201205190230     390666600     51.5877
 201205190300     390668400     51.3985
 201205190330     390670200     50.7057
 201205190400     390672000     50.1753
 201205190430     390673800     50.6990
 201205190500     390675600     51.7147
 201205190530     390677400     52.4369
 201205190600     390679200     52.3439
 201205190630     390681000     51.5774
 201205190700     390682800     51.2049
 201205190730     390684600     50.1310
 201205190800     390686400     49.4196
 201205190830     390688200     48.3337
 201205190900     390690000     47.8527
 201205190930     390691800     48.2342
 201205191000     390693600     48.1135
 201205191030     390695400     48.4928
 201205191100     390697200     48.3015
 201205191130     390699000     48.4439
 201205191200     390700800     49.0766
 201205191230     390702600     48.8212
 201205191300     390704400     48.8723
 201205191330     390706200     49.7163
 201205191400     390708000     51.0243
 201205191430     390709800     51.2536
 201205191500     390711600     51.8278
 201205191530     390713400     52.3401
 201205191600     390715200     52.7318
 201205191630     390717000     53.3736
 201205191700     390718800     52.9724
 201205191730     390720600     53.3351
 201205191800     390722400     52.3717
 201205191830     390724200     52.9378
 201205191900     390726000     52.0674
 201205191930     390727800     52.6805
 201205192000     390729600     53.9653
 201205192030     390731400     53.5823
 201205192100     390733200     53.5622
 201205192130     390735000     53.4728
 201205192200     390736800     53.8425
 201205192230     390738600     52.7632
 201205192300     390740400     52.3017
 201205192330     390742200     52.5808