==== 20180801 21:00:00  -        GOES15       IR  13.80  121.20  45.0  11.40  13.73  121.30  12.12  14.43  121.82  11.68  13.60  120.99  -1.0   -1.0  0.05  3.36  9.49   0.08   0.50  14.9 
 ==== 20180801 21:00:00  -        GOES15   NearIR  13.80  121.20  45.0   8.42  13.60  121.07   7.19  14.73  121.20   8.56  13.60  120.97  -1.0   -1.0  0.05  1.98  5.59   0.14   0.85  15.4 
 ==== 20180801 21:00:00  *        GOES15      Vis  13.80  121.20  45.0   9.59  13.90  121.15   5.99  13.53  120.40   9.59  13.90  121.15  -1.0   -1.0  0.05  0.11  0.32   1.08  14.73  72.3 
 ==== 20180801 16:18:30  -        SSMI17 85-92GHz  13.85  120.63  40.0   4.81  14.50  120.63   4.55  14.30  120.63   4.55  13.79  121.19  -1.0   -1.0  0.00  0.37  1.04   0.60   3.71   0.0 20180801 21:00:00 
 ==== 20180801 14:59:44  -        SSMI18 85-92GHz  13.80  120.40  40.0   4.67  14.10  120.09   4.53  14.05  120.09   4.53  13.80  121.20  -1.0   -1.0  0.00  0.36  1.01   0.63   3.47   0.0 20180801 21:00:00