==== 20210731 07:20:31  *        GOES17       IR  13.40  115.44  40.0   8.02  15.22  116.10  15.70  14.10  113.35   8.26  15.25  116.08  -1.0   -1.0  0.20  0.00  0.00   0.00   0.00   0.0 
 ==== 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  115.33  -1.0   -1.0  0.00  0.31  0.86   0.87   -nan   0.0 20210731 07:20:31