- 20240519 230000   METEOSAT9       IR   -6.54   44.73  60.0    -6.64   44.05    0.82   2.32   0.05   0.42   2.04   42.0
 X 20240519 230000   METEOSAT9     SWIR   -6.54   44.73  60.0    -6.62   44.05    0.61   1.72   0.05   0.36   2.76    0.0
 -  alpha0= alpha=0.0       -6.58    44.65    0.00 20240519 223000    -6.54   44.64                                0.00        20240519 230000
 -  alpha0= alpha=0.0       -6.95    44.40    0.00 20240519 223000    -6.91   44.38                                0.00        20240519 230000
 -  alpha0= alpha=0.0       -6.53    44.36    0.00 20240519 223000    -6.49   44.34                                0.00        20240519 230000
 -  alpha0= alpha=0.0       -6.98    44.16    0.00 20240519 223000    -6.95   44.13                                0.00        20240519 230000
 -  alpha0= alpha=0.0       -6.79    44.26    0.00 20240519 223000    -6.74   44.24                                0.00        20240519 230000