% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201210150000     403531200     49.5734
 201210150030     403533000     48.7540
 201210150100     403534800     49.2306
 201210150130     403536600     50.3384
 201210150200     403538400     49.9692
 201210150230     403540200     50.2433
 201210150300     403542000     51.5005
 201210150330     403543800     52.3144
 201210150400     403545600     53.6178
 201210150430     403547400     54.0003
 201210150500     403549200     55.2461
 201210150530     403551000     55.5638
 201210150600     403552800     55.1178
 201210150630     403554600     54.9688
 201210150700     403556400     55.0624
 201210150730     403558200     55.2871
 201210150800     403560000     54.4436
 201210150830     403561800     55.6829
 201210150900     403563600     55.6520
 201210150930     403565400     54.6326
 201210151000     403567200     56.6555
 201210151030     403569000     55.9696
 201210151100     403570800     56.8259
 201210151130     403572600     57.7501
 201210151200     403574400     57.5610
 201210151230     403576200     57.1639
 201210151300     403578000     56.9042
 201210151330     403579800     57.0034
 201210151400     403581600     56.8113
 201210151430     403583400     58.7296
 201210151500     403585200     58.4086
 201210151530     403587000     59.0182
 201210151600     403588800     59.0335
 201210151630     403590600     58.9468
 201210151700     403592400     58.8765
 201210151730     403594200     58.1807
 201210151800     403596000     58.0904
 201210151830     403597800     57.3083
 201210151900     403599600     57.8449
 201210151930     403601400     56.5764
 201210152000     403603200     55.9744
 201210152030     403605000     55.3545
 201210152100     403606800     55.1821
 201210152130     403608600     55.1855
 201210152200     403610400     54.8502
 201210152230     403612200     52.5631
 201210152300     403614000     54.2632
 201210152330     403615800     53.7715