% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201206150000     392990400     46.5175
 201206150030     392992200     48.3143
 201206150100     392994000     50.2442
 201206150130     392995800     49.1839
 201206150200     392997600     48.7502
 201206150230     392999400     48.9785
 201206150300     393001200     49.6479
 201206150330     393003000     49.6425
 201206150400     393004800     49.0788
 201206150430     393006600     49.3364
 201206150500     393008400     49.9069
 201206150530     393010200     50.3855
 201206150600     393012000     50.3230
 201206150630     393013800     50.3281
 201206150700     393015600     49.4434
 201206150730     393017400     49.2703
 201206150800     393019200     48.6811
 201206150830     393021000     49.4767
 201206150900     393022800     49.5827
 201206150930     393024600     49.8983
 201206151000     393026400     49.4592
 201206151030     393028200     49.9735
 201206151100     393030000     49.5522
 201206151130     393031800     50.0791
 201206151200     393033600     50.7229
 201206151230     393035400     51.0620
 201206151300     393037200     52.1384
 201206151330     393039000     52.9575
 201206151400     393040800     53.6037
 201206151430     393042600     53.3180
 201206151500     393044400     53.5739
 201206151530     393046200     52.9977
 201206151600     393048000     53.2564
 201206151630     393049800     52.0520
 201206151700     393051600     49.4712
 201206151730     393053400     52.1603
 201206151800     393055200     50.9510
 201206151830     393057000     51.2366
 201206151900     393058800     51.6564
 201206151930     393060600     50.9930
 201206152000     393062400     49.1735
 201206152030     393064200     50.1990
 201206152100     393066000     48.9705
 201206152130     393067800     49.0380
 201206152200     393069600     48.0633
 201206152230     393071400     47.4847
 201206152300     393073200     47.5674
 201206152330     393075000     49.4980