cmbr    50.053361331     -125.326401484  mascon   tenv3 files through 11 apr 2026
 cmbr   99JUN18  1999.4606   0.000575  0.002777 -0.009396
 cmbr   99JUN19  1999.4634   0.000557  0.002765 -0.009298
 cmbr   99JUN22  1999.4716   0.000505  0.002729 -0.009007
 cmbr   02JUN13  2002.4476   0.000785  0.002260 -0.007346
 cmbr   02JUN14  2002.4504   0.000758  0.002245 -0.007213
 cmbr   02JUN15  2002.4531   0.000733  0.002232 -0.007087
 cmbr   02JUN16  2002.4559   0.000707  0.002217 -0.006960
 cmbr   02JUN17  2002.4586   0.000684  0.002204 -0.006841
 cmbr   06JUN29  2006.4914   0.000506  0.000867 -0.000942
 cmbr   06JUN30  2006.4942   0.000458  0.000838 -0.000777
 cmbr   06JUL01  2006.4969   0.000410  0.000809 -0.000616
 cmbr   06JUL02  2006.4997   0.000361  0.000780 -0.000449
 cmbr   11JUN24  2011.4771   0.000758  0.000341 -0.004765
 cmbr   11JUN25  2011.4798   0.000740  0.000318 -0.004658
 cmbr   11JUN28  2011.4880   0.000686  0.000251 -0.004334
 cmbr   11JUN29  2011.4908   0.000667  0.000229 -0.004224