==== 20180930 18:30:00  -        GOES15       IR  11.76  164.68  45.0   2.62  11.51  165.24  12.70  11.71  164.55   3.13  11.71  164.55  -1.0   -1.0  0.05  0.59  1.68   0.49   2.82  71.4 
 ==== 20180930 18:30:00  *        GOES15   NearIR  11.76  164.68  45.0   3.92  11.08  164.83   9.13  11.71  164.55   4.45  11.71  164.55  -1.0   -1.0  0.05  0.53  1.51   0.41   3.15  57.0 
 ==== 20180930 17:36:59  -        SSMI18 85-92GHz  11.74  164.50  45.0  13.82  11.74  164.14  14.67  11.79  164.09  14.67  11.75  164.68  -1.0   -1.0  0.00  0.64  1.80   0.00   2.60   0.0 20180930 18:30:00 
 ==== 20180930 18:39:10  -           GMI 85-92GHz  11.76  164.71  45.0  14.67  11.71  164.61  16.41  11.76  164.61  16.41  11.75  164.68  -1.0   -1.0  0.00  0.13  0.36   3.23   -nan   0.0 20180930 18:30:00