X 20240913 023021     GOES-18       IR   20.64 -108.51  40.0    19.44 -106.80    0.39   1.11   0.40   0.64   4.26   47.6
 - 20240913 023021     GOES-18     SWIR   20.64 -108.51  40.0    19.44 -106.80    0.43   1.22   0.40   0.49   3.89    0.0