==== 20210731 10:50:32  *        GOES17       IR  13.36  116.03  45.0   8.22  13.71  115.79  19.49  15.23  115.05   8.52  13.38  116.28  -1.0   -1.0  0.05  3.36  9.49   0.08   0.50  41.7 
 ==== 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  13.25  115.92  -1.0   -1.0  0.00  0.31  0.86   0.87   -nan   0.0 20210731 10:50:32