- 20240520 093000   METEOSAT9       IR   -5.30   44.17  50.0    -6.42   42.51    0.45   1.26   0.05   0.59   3.75   11.9
 - 20240520 093000   METEOSAT9     SWIR   -5.30   44.17  50.0    -6.30   42.43    0.37   1.04   0.20   0.57   4.58    0.0
 X 20240520 093000   METEOSAT9      Vis   -5.30   44.17  50.0    -6.42   42.51    0.22   0.63   0.30   0.58   7.52    0.0
 -  alpha0= alpha=0.0                                               -5.31   44.05                                0.00        20240520 093000
 -  alpha0= alpha=0.0                                               -6.15   43.57                                0.00        20240520 093000
 -  alpha0= alpha=0.0                                               -5.25   43.76                                0.00        20240520 093000
 -  alpha0= alpha=0.0                                               -5.72   43.55                                0.00        20240520 093000
 -  alpha0= alpha=0.0                                               -5.52   43.65                                0.00        20240520 093000