==== 20210731 07:50:31  *        GOES17       IR  13.41  115.53  40.0   8.21  13.16  116.58  14.27  13.61  117.46   8.63  14.09  114.94  -1.0   -1.0  0.05  3.36  9.49   0.11   0.50  40.1 
 ==== 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  13.28  115.43  -1.0   -1.0  0.00  0.31  0.86   0.87   -nan   0.0 20210731 07:50:31