==== 20180908 20:30:00  -        GOES15       IR  15.75  116.75  30.0   9.61  15.88  115.45  12.24  17.38  116.18   9.57  15.85  115.55  -1.0   -1.0  0.05  3.36  9.49   0.05   0.50   8.3 
 ==== 20180908 20:30:00  -        GOES15   NearIR  15.75  116.75  30.0   8.06  15.90  115.55   8.06  16.63  116.69   7.99  15.88  115.76  -1.0   -1.0  0.05  0.76  2.16   0.30   2.20  48.1 
 ==== 20180908 20:30:00  *        GOES15      Vis  15.75  116.75  30.0   8.79  15.75  116.12   7.96  15.93  115.84   8.71  15.75  116.28  -1.0   -1.0  0.45  0.21  0.59   0.62   8.09  64.6