==== 20180801 21:30:00  -        GOES15       IR  13.82  121.29  45.0  11.23  13.92  121.34  11.90  14.09  121.23  11.87  14.09  121.23  -1.0   -1.0  0.05  0.40  1.13   0.63   4.20  77.7 
 ==== 20180801 21:30:00  -        GOES15   NearIR  13.82  121.29  45.0   8.51  13.87  121.29   7.48  15.17  120.72   8.71  13.89  121.29  -1.0   -1.0  0.05  0.65  1.83   0.34   2.59  48.7 
 ==== 20180801 21:30:00  *        GOES15      Vis  13.82  121.29  45.0   9.37  13.87  121.29   7.06  14.32  121.39   9.38  13.87  121.29  -1.0   -1.0  0.05  0.18  0.50   0.71   9.43  65.1 
 ==== 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  13.81  121.28  -1.0   -1.0  0.00  0.37  1.04   0.60   3.59   0.0 20180801 21:30:00 
 ==== 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  13.80  121.28  -1.0   -1.0  0.00  0.36  1.01   0.63   3.35   0.0 20180801 21:30:00