==== 20180801 18:00:00  -        GOES15       IR  13.93  120.93  40.0  13.35  13.95  121.16  19.32  13.58  121.70  14.26  13.58  121.70  -1.0   -1.0  0.05  0.40  1.12   0.64   4.25  99.3 
 ==== 20180801 18:00:00  -        GOES15   NearIR  13.93  120.93  40.0   9.07  13.60  120.90  10.89  13.55  121.70   9.32  13.90  120.44  -1.0   -1.0  0.05  0.79  2.24   0.29   2.12  51.2 
 ==== 20180801 18:00:00  *        GOES15      Vis  13.93  120.93  40.0   9.98  13.73  120.87   9.14  13.95  121.78   9.97  13.75  120.87  -1.0   -1.0  0.35  0.20  0.58   0.63   8.25  68.7 
 ==== 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  13.93  120.92  -1.0   -1.0  0.00  0.37  1.04   0.60   4.37   0.0 20180801 18:00:00 
 ==== 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  13.92  120.92  -1.0   -1.0  0.00  0.36  1.01   0.63   4.17   0.0 20180801 18:00:00