% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201311040000     436795200     64.5619
 201311040030     436797000     65.3639
 201311040100     436798800     64.8911
 201311040130     436800600     65.1511
 201311040200     436802400     64.8406
 201311040230     436804200     65.2796
 201311040330     436807800     65.7655
 201311040430     436811400     67.6254
 201311040530     436815000     70.0179
 201311040600     436816800     68.6673
 201311040700     436820400     68.4872
 201311040730     436822200     68.8404
 201311040800     436824000     69.7691
 201311040900     436827600     72.2497
 201311040930     436829400     75.1484
 201311041000     436831200     76.9909
 201311041030     436833000     77.7884
 201311041100     436834800     77.8298
 201311041130     436836600     75.1974
 201311041200     436838400     74.6543
 201311041230     436840200     74.9869
 201311041300     436842000     74.7949
 201311041330     436843800     74.3113
 201311041500     436849200     71.8284
 201311041530     436851000     71.4601
 201311041600     436852800     70.3298
 201311041630     436854600     68.7467
 201311041700     436856400     67.9834
 201311041730     436858200     67.7523
 201311041800     436860000     67.5049
 201311041830     436861800     67.1259
 201311041930     436865400     65.0887
 201311042000     436867200     64.5457
 201311042030     436869000     63.7161
 201311042100     436870800     64.1135
 201311042130     436872600     63.0571
 201311042200     436874400     64.0288