% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201206180000     393249600     52.3557
 201206180030     393251400     52.4411
 201206180100     393253200     51.0169
 201206180130     393255000     49.8949
 201206180200     393256800     49.6704
 201206180230     393258600     49.5695
 201206180300     393260400     49.6766
 201206180330     393262200     49.9108
 201206180400     393264000     48.4621
 201206180430     393265800     48.6669
 201206180500     393267600     49.3020
 201206180530     393269400     48.7736
 201206180600     393271200     48.3542
 201206180630     393273000     48.1906
 201206180700     393274800     47.9525
 201206180730     393276600     48.4621
 201206180800     393278400     48.6459
 201206180830     393280200     47.7568
 201206180900     393282000     46.5773
 201206180930     393283800     46.9142
 201206181000     393285600     47.0106
 201206181030     393287400     46.7924
 201206181100     393289200     47.3966
 201206181130     393291000     47.3943
 201206181200     393292800     47.9044
 201206181230     393294600     49.0464
 201206181300     393296400     49.8148
 201206181330     393298200     51.0087
 201206181400     393300000     50.9939
 201206181430     393301800     51.4911
 201206181500     393303600     52.2541
 201206181530     393305400     52.5495
 201206181600     393307200     53.6897
 201206181630     393309000     54.4654
 201206181700     393310800     53.2559
 201206181730     393312600     52.3736
 201206181800     393314400     53.0277
 201206181830     393316200     51.7828
 201206181900     393318000     54.4854
 201206181930     393319800     52.2314
 201206182000     393321600     53.3250
 201206182030     393323400     52.7557
 201206182100     393325200     52.8583
 201206182130     393327000     53.2144
 201206182200     393328800     52.2452
 201206182230     393330600     50.5451
 201206182300     393332400     51.7362
 201206182330     393334200     51.4304