==== 20180828 15:00:00  -        GOES15       IR  17.10  111.80  25.0  11.81  16.73  111.85  12.60  17.88  110.34  11.78  16.68  111.77  -1.0   -1.0  0.05  3.36  9.49   0.08   0.50  15.5 
 ==== 20180828 15:00:00  -        GOES15   NearIR  17.10  111.80  25.0   9.92  17.35  111.04   9.69  18.08  110.34  10.06  17.35  111.09  -1.0   -1.0  0.40  0.62  1.74   0.36   2.72  54.5 
 ==== 20180828 15:24:20  -        SSMI17 85-92GHz  17.12  111.85  25.0  10.30  17.32  111.12   9.91  17.22  111.33   9.91  17.10  111.80  -1.0   -1.0  0.00  0.24  0.67   1.37   -nan   0.0 20180828 15:00:00 
 ==== 20180828 14:27:11  *        SSMI18 85-92GHz  17.08  111.73  25.0   9.64  17.23  111.05   9.30  17.18  111.15   9.30  17.09  111.80  -1.0   -1.0  0.00  0.26  0.72   1.20   6.48   0.0 20180828 15:00:00