==== 20210731 03:50:31  *        GOES17       IR  13.25  114.76  40.0   8.80  14.50  114.71  16.48  14.58  116.51   9.18  14.73  114.43  -1.0   -1.0  0.05  0.80  2.26   0.42   2.10  74.7 
 ==== 20210731 23:58:56  -        SSMI15 85-92GHz  13.50  118.63  40.0   6.58  13.40  118.11   6.50  13.35  118.53   6.50  13.12  114.66  -1.0   -1.0  0.00  0.31  0.86   0.87   -nan   0.0 20210731 03:50:31