==== 20180929 22:00:00  -        GOES15       IR  11.50  159.32  35.0   9.53  12.75  160.70  10.77  12.52  161.13   9.60  12.55  160.67  -1.0   -1.0  0.50  1.71  4.83   0.31   0.98  53.2 
 ==== 20180929 22:00:00  *        GOES15   NearIR  11.50  159.32  35.0   6.59  12.70  160.60   9.09  11.72  161.39   6.50  12.50  160.57  -1.0   -1.0  0.05  1.02  2.87   0.23   1.65  47.4 
 ==== 20180929 22:00:00  -        GOES15      Vis  11.50  159.32  35.0   5.84  12.12  160.32   7.16  12.57  160.85   5.70  11.72  159.60  -1.0   -1.0  0.05  3.36  9.49   0.08   0.50   8.2