==== 20180908 17:30:00  -        GOES15       IR  16.24  116.21  30.0  11.46  16.49  115.59  12.03  16.96  116.14  11.78  16.51  115.30  -1.0   -1.0  0.05  1.38  3.89   0.33   1.22  60.0 
 ==== 20180908 17:30:00  -        GOES15   NearIR  16.24  116.21  30.0   9.97  16.49  115.59   9.01  15.74  114.65  10.08  16.51  115.67  -1.0   -1.0  0.50  1.03  2.90   0.23   1.63  47.2 
 ==== 20180908 17:30:00  *        GOES15      Vis  16.24  116.21  30.0   9.74  16.29  115.67   7.34  16.86  114.91   9.67  16.26  115.75  -1.0   -1.0  0.10  0.21  0.58   0.62   8.12  62.7