==== 20180930 17:30:00  -        GOES15       IR  11.74  164.48  45.0   1.53  11.71  165.19   4.51  11.64  164.20   1.52  11.71  165.17  -1.0   -1.0  0.05  3.36  9.49   0.08   0.50   5.2 
 ==== 20180930 17:30:00  *        GOES15   NearIR  11.74  164.48  45.0   5.71  11.54  164.45   5.09   9.64  163.81   5.88  11.54  164.43  -1.0   -1.0  0.10  1.70  4.80   0.16   0.99  11.8 
 ==== 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  11.73  164.48  -1.0   -1.0  0.00  0.64  1.80   0.00   -nan   0.0 20180930 17:30:00