X 20240521 003000   METEOSAT9       IR   -4.62   43.37  55.0    -5.07   42.37    0.32   0.91   0.10   0.73   5.18    5.5
 - 20240521 003000   METEOSAT9     SWIR   -4.62   43.37  55.0    -5.17   42.42    0.34   0.97   0.15   0.61   4.90    0.0
 -  alpha0= alpha=0.0       -5.23    42.99    0.00 20240520 223000    -5.06   42.93    0.00 20240520 223000   0.00   0.00 230000 20240521 003000
 -  alpha0= alpha=0.0       -5.64    42.83    0.00 20240520 223000    -5.46   42.78    0.00 20240520 223000   0.00   0.00 230000 20240521 003000
 -  alpha0= alpha=0.0       -4.88    42.83    0.00 20240520 223000    -4.71   42.79    0.00 20240520 223000   0.00   0.00 230000 20240521 003000
 -  alpha0= alpha=0.0       -5.68    43.29    0.00 20240520 223000    -5.51   43.23    0.00 20240520 223000   0.00   0.00 230000 20240521 003000
 -  alpha0= alpha=0.0       -4.98    42.94    0.00 20240520 223000    -4.82   42.87    0.00 20240520 223000   0.00   0.00 230000 20240521 003000