X 20240913 030021     GOES-18       IR   21.00 -108.50  40.0    19.95 -106.68    0.45   1.26   0.15   0.59   3.76   55.6
 - 20240913 030021     GOES-18     SWIR   21.00 -108.50  40.0    19.65 -106.92    0.65   1.83   0.05   0.34   2.59    0.0