==== 20180801 18:30:00  -        GOES15       IR  13.95  121.01  40.0  12.84  14.20  121.12  14.98  13.98  120.45  13.36  14.43  120.96  -1.0   -1.0  0.05  1.18  3.34   0.35   1.42  66.4 
 ==== 20180801 18:30:00  -        GOES15   NearIR  13.95  121.01  40.0   8.92  13.78  120.91   9.16  14.45  119.75   9.30  14.45  120.94  -1.0   -1.0  0.05  0.64  1.81   0.34   2.62  51.6 
 ==== 20180801 18:30:00  *        GOES15      Vis  13.95  121.01  40.0   9.98  13.75  120.89   6.66  14.63  121.01   9.97  13.75  120.89  -1.0   -1.0  0.10  0.19  0.53   0.67   8.92  62.5 
 ==== 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  13.95  121.01  -1.0   -1.0  0.00  0.37  1.04   0.60   4.27   0.0 20180801 18:30:00 
 ==== 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  13.94  121.01  -1.0   -1.0  0.00  0.36  1.01   0.63   4.05   0.0 20180801 18:30:00