==== 20180908 16:30:00  -        GOES15       IR  16.18  116.10  30.0  10.99  16.11  114.64  17.24  16.36  114.25  11.61  16.36  114.25  -1.0   -1.0  0.05  0.39  1.10   0.65   4.32  98.1 
 ==== 20180908 16:30:00  -        GOES15   NearIR  16.18  116.10  30.0   9.64  16.23  115.34  12.94  16.33  114.25   9.74  16.23  115.37  -1.0   -1.0  0.30  0.66  1.87   0.33   2.53  61.6 
 ==== 20180908 16:30:00  *        GOES15      Vis  16.18  116.10  30.0  10.12  16.16  115.45  10.63  16.86  115.81  10.01  16.08  115.55  -1.0   -1.0  0.05  0.14  0.40   0.88  11.88  88.5