iqlu    63.746873689      -68.546700885  mascon   tenv3 files through 17 jan 2026
 iqlu   00JUL21  2000.5530   0.004081  0.004228 -0.018255
 iqlu   00JUL23  2000.5585   0.004091  0.004180 -0.018080
 iqlu   00JUL24  2000.5613   0.004096  0.004156 -0.017991
 iqlu   01NOV09  2001.8563   0.002790  0.002069 -0.013813
 iqlu   01NOV10  2001.8590   0.002771  0.002070 -0.013861
 iqlu   01NOV13  2001.8672   0.002716  0.002074 -0.014007
 iqlu   01NOV14  2001.8700   0.002698  0.002076 -0.014057
 iqlu   01NOV15  2001.8727   0.002681  0.002078 -0.014106
 iqlu   04JUL14  2004.5339   0.001057  0.003272 -0.016076
 iqlu   04JUL15  2004.5366   0.001056  0.003244 -0.015885
 iqlu   04JUL16  2004.5394   0.001058  0.003214 -0.015693
 iqlu   04JUL17  2004.5421   0.001061  0.003186 -0.015516
 iqlu   04JUL18  2004.5448   0.001067  0.003157 -0.015345
 iqlu   04JUL19  2004.5476   0.001075  0.003128 -0.015175
 iqlu   05JUL14  2005.5332   0.001667  0.003273 -0.016589
 iqlu   05JUL15  2005.5359   0.001661  0.003225 -0.016452
 iqlu   05JUL16  2005.5387   0.001656  0.003175 -0.016315
 iqlu   10JUL13  2010.5298   0.000767  0.002638 -0.006008
 iqlu   10JUL14  2010.5325   0.000762  0.002607 -0.005850
 iqlu   10JUL15  2010.5352   0.000756  0.002575 -0.005693
 iqlu   10JUL16  2010.5380   0.000751  0.002543 -0.005530