==== 20180929 23:00:00  -        GOES15       IR  11.49  159.56  35.0   8.31  12.69  161.12  11.66  12.04  161.60   8.27  12.59  161.17  -1.0   -1.0  0.25  0.00  0.00   0.00   0.00   0.0 
 ==== 20180929 23:00:00  -        GOES15   NearIR  11.49  159.56  35.0   5.94  12.69  161.12   7.01  12.04  161.60   5.77  12.64  161.07  -1.0   -1.0  0.35  0.00  0.00   0.00   0.00   0.0 
 ==== 20180929 23:00:00  *        GOES15      Vis  11.49  159.56  35.0   4.67  11.69  159.77   5.92  10.79  160.84   4.65  11.64  159.74  -1.0   -1.0  0.10  0.80  2.26   0.20   2.10  25.0