==== 20180801 10:00:00  -        GOES15       IR  13.45  119.58  35.0  12.09  13.52  119.61  10.05  13.92  119.01  12.12  13.50  119.53  -1.0   -1.0  0.10  0.63  1.79   0.48   2.65  64.0 
 ==== 20180801 10:00:00  -        GOES15   NearIR  13.45  119.58  35.0  11.62  13.60  119.55  11.69  13.72  120.56  11.82  13.47  119.40  -1.0   -1.0  0.05  0.88  2.48   0.26   1.91  50.7 
 ==== 20180801 04:15:00  -        SSMI17 85-92GHz  13.07  118.44  35.0   3.02  13.77  118.03   2.55  13.37  118.39   2.55  13.43  119.58  -1.0   -1.0  0.00  0.54  1.52   0.15   2.56   0.0 20180801 10:00:00 
 ==== 20180801 02:56:52  *        SSMI18 85-92GHz  13.00  118.19  35.0   6.43  12.80  118.24   6.45  12.85  118.24   6.45  13.43  119.59  -1.0   -1.0  0.00  0.31  0.89   0.82   3.52   0.0 20180801 10:00:00