==== 20180828 16:00:00  -        GOES15       IR  17.15  111.93  25.0  10.89  16.73  111.98  15.78  17.53  112.58  10.93  16.73  111.98  -1.0   -1.0  0.05  0.53  1.51   0.53   3.15  81.7 
 ==== 20180828 16:00:00  -        GOES15   NearIR  17.15  111.93  25.0   9.19  16.85  111.85   8.85  17.55  112.61   9.23  16.85  111.85  -1.0   -1.0  0.40  0.49  1.39   0.44   3.41  58.5 
 ==== 20180828 16:00:00  *        GOES15      Vis  17.15  111.93  25.0  10.69  16.93  111.79   7.94  17.93  112.55  10.67  16.95  111.79  -1.0   -1.0  0.15  0.21  0.58   0.62   8.14  64.7 
 ==== 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  17.15  111.93  -1.0   -1.0  0.00  0.24  0.67   1.37   7.01   0.0 20180828 16:00:00 
 ==== 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  17.14  111.93  -1.0   -1.0  0.00  0.26  0.72   1.20   6.17   0.0 20180828 16:00:00