netcdf MAESTRO/SATELLITES/MTG/Mmultic2kmNC4_mtgi1_202401101200.nc {
  dimensions:
    ny2km = 5568;
    nx2km = 5568;
    ny4km = 2784;
    nx4km = 2784;
    Numerical_count = 65536;
  variables:
    double time;
      :long_name = "reference time";
      :standard_name = "time";
      :units = "seconds since 1970-01-01 00:00:00";
      :_FillValue = -9999.0; // double
      :comment = "Unix hour (begin of acquisition or file s hour)";
      :Ascii_hour_of_time_reference = "2024-01-10T12:00:00Z";

    short dtime(ny4km=2784, nx4km=2784);
      :long_name = "time offset";
      :units = "seconds";
      :_FillValue = -9999S; // short
      :comment = "time scan = time + dtime";
      :_CoordinateSystems = "GeosCoordinateSystem4km";
      :grid_mapping = "GeosCoordinateSystem4km";
      :resolution = 4.0; // double
      :_ChunkSizes = 2784U, 2784U; // uint

    char commentaires;
      :nuc = "Pour passer des radiances aux temperatures de brillance";
      :alpha = "Pour passer des radiances aux temperatures de brillance";
      :beta = "Pour passer des radiances aux temperatures de brillance";
      :slope = "Pour passer des comptes numeriques aux radiances";
      :offset = "Pour passer des comptes numeriques aux radiances";
      :bandfactor = "Pour passer des radiances aux reflectances";
      :xx_to_native_count = "Pour passer des temperatures ou albedos vers les comptes natifs et reappliquer une autre calibration";

    char satellite;
      :id = "MTG01";
      :lat = -0.4; // double
      :lon = -3.6; // double
      :dst = 3.57864E7; // double

    char geos;
      :grid_mapping_name = "vertical_perspective";
      :_CoordinateTransformType = "Projection";
      :latitude_of_projection_origin = 0.0; // double
      :longitude_of_projection_origin = 0.0; // double
      :perspective_point_height = 4.2164E7; // double
      :false_easting = 0.0; // double
      :false_northing = 0.0; // double
      :grid_north_pole_latitude = 90.0; // double
      :grid_north_pole_longitude = 0.0; // double
      :inverse_flattening = 295.488065897; // double
      :longitude_of_central_meridian = 0.0; // double
      :longitude_of_prime_meridian = 0.0; // double
      :north_pole_grid_latitude = 90.0; // double
      :scale_factor_at_central_meridian = 1.0; // double
      :scale_factor_at_projection_origin = 1.0; // double
      :semi_major_axis = 6378169.0; // double
      :semi_minor_axis = 6356583.8; // double
      :standard_parallel = 0.0; // double
      :straight_vertical_longitude_from_pole = 0.0; // double
      :height_above_earth = 3.57864E7; // double
      :_CoordinateAxisTypes = "Y X";

    char ImageNavigation2km;
      :CFAC = 2.0466581752980053E7; // double
      :LFAC = 2.0466581752980053E7; // double
      :COFF = 2784.5; // double
      :LOFF = 2784.5; // double

    char ImageNavigation4km;
      :CFAC = 1.0233290876490027E7; // double
      :LFAC = 1.0233290876490027E7; // double
      :COFF = 1392.5; // double
      :LOFF = 1392.5; // double

    char GeosCoordinateSystem2km;
      :spatial_ref = "PROJCS[\"unnamed\",GEOGCS[\"unamed ellipse \",DATUM[\"unknown\",SPHEROID[\"unamed\",6378169,295.488065897]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433]],PROJECTION[\"Geostationary_Satellite\"],PARAMETER[\"central_meridian\",0.0],PARAMETER[\"satellite_height\",3.57864E7],PARAMETER[\"false_easting\",0],PARAMETER[\"false_northing\",0],UNIT[\"meter\",1]]";
      :GeoTransform = "-5567999.998550751, 1999.9999994794366, 0, 5567999.998550751, 0, -1999.9999994794366";
      :_CoordinateAxes = "Y2km X2km";
      :_CoordinateTransforms = "geos";

    char GeosCoordinateSystem4km;
      :spatial_ref = "PROJCS[\"unnamed\",GEOGCS[\"unamed ellipse \",DATUM[\"unknown\",SPHEROID[\"unamed\",6378169,295.488065897]],PRIMEM[\"Greenwich\",0],UNIT[\"degree\",0.0174532925199433]],PROJECTION[\"Geostationary_Satellite\"],PARAMETER[\"central_meridian\",0.0],PARAMETER[\"satellite_height\",3.57864E7],PARAMETER[\"false_easting\",0],PARAMETER[\"false_northing\",0],UNIT[\"meter\",1]]";
      :GeoTransform = "-5567999.998550751, 3999.999998958873, 0, 5567999.998550751, 0, -3999.999998958873";
      :_CoordinateAxes = "Y4km X4km";
      :_CoordinateTransforms = "geos";

    float Y2km(ny2km=5568);
      :standard_name = "projection_y_coordinate";
      :units = "m";
      :_CoordinateAxisType = "GeoY";

    float X2km(nx2km=5568);
      :standard_name = "projection_x_coordinate";
      :units = "m";
      :_CoordinateAxisType = "GeoX";

    float Y4km(ny4km=2784);
      :standard_name = "projection_y_coordinate";
      :units = "m";
      :_CoordinateAxisType = "GeoY";

    float X4km(nx4km=2784);
      :standard_name = "projection_x_coordinate";
      :units = "m";
      :_CoordinateAxisType = "GeoX";

    short VIS004(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 0.0; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 1.0; // double
      :standard_name = "toa_bidirectional_reflectance";
      :long_name = "0.444 microns visible channel MTG Imager";
      :units = "1";
      :comment = "channel 0. No solar correction.";
      :bandfactor = 11.921782525375251; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -0.8250572f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.004044398f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short VIS005(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 0.0; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 1.0; // double
      :standard_name = "toa_bidirectional_reflectance";
      :long_name = "0.51 microns visible channel MTG Imager";
      :units = "1";
      :comment = "channel 1. No solar correction.";
      :bandfactor = 15.719302134086309; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -1.0878679f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.005332686f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short VIS006(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 0.0; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 1.0; // double
      :standard_name = "toa_bidirectional_reflectance";
      :long_name = "0.64 microns visible channel MTG Imager";
      :units = "1";
      :comment = "channel 2. No solar correction.";
      :bandfactor = 21.126055595951353; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -1.4620467f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.007166896f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short VIS008(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 0.0; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 1.0; // double
      :standard_name = "toa_bidirectional_reflectance";
      :long_name = "0.865 microns visible channel MTG Imager";
      :units = "1";
      :comment = "channel 3. No solar correction.";
      :bandfactor = 23.24570432519302; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -1.608739f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.007885976f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short VIS009(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 0.0; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 1.0; // double
      :standard_name = "toa_bidirectional_reflectance";
      :long_name = "0.914 microns visible channel MTG Imager";
      :units = "1";
      :comment = "channel 4. No solar correction.";
      :bandfactor = 22.9687689929255; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -1.0597155f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.005194684f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short IR_013(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 0.0; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 1.0; // double
      :standard_name = "toa_bidirectional_reflectance";
      :long_name = "1.38 microns visible channel MTG Imager";
      :units = "1";
      :comment = "channel 5. No solar correction.";
      :bandfactor = 22.17766673398624; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -1.0231029f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.00501521f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short IR_016(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 0.0; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 1.0; // double
      :standard_name = "toa_bidirectional_reflectance";
      :long_name = "1.61 microns visible channel MTG Imager";
      :units = "1";
      :comment = "channel 6. No solar correction.";
      :bandfactor = 20.172524760142; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -1.163378f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.005702833f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short IR_022(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 0.0; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 1.0; // double
      :standard_name = "toa_bidirectional_reflectance";
      :long_name = "2.25 microns visible channel MTG Imager";
      :units = "1";
      :comment = "channel 7. No solar correction.";
      :bandfactor = 11.61328382647923; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -0.6697556f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.003283116f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short IR_038(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 273.15; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 2.0; // double
      :standard_name = "toa_brightness_temperature";
      :long_name = "3.8 microns ir channel MTG Imager";
      :units = "K";
      :comment = "channel 8 IR_038";
      :nuc = 2624.1201171875; // double
      :alpha = 0.9974332451820374; // double
      :beta = 2.1054677963256836; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -0.2661529f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.001304671f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short WV_063(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 273.15; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 2.0; // double
      :standard_name = "toa_brightness_temperature";
      :long_name = "6.3 microns ir channel MTG Imager";
      :units = "K";
      :comment = "channel 9 WV_063";
      :nuc = 1605.2091064453125; // double
      :alpha = 0.9936103224754333; // double
      :beta = 3.4171152114868164; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -0.57786083f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.002832651f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short WV_073(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 273.15; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 2.0; // double
      :standard_name = "toa_brightness_temperature";
      :long_name = "7.35 microns ir channel MTG Imager";
      :units = "K";
      :comment = "channel 10 WV_073";
      :nuc = 1354.59521484375; // double
      :alpha = 0.9991017580032349; // double
      :beta = 0.45705175399780273; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -1.8406818f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.00902295f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short IR_087(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 273.15; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 2.0; // double
      :standard_name = "toa_brightness_temperature";
      :long_name = "8.7 microns ir channel MTG Imager";
      :units = "K";
      :comment = "channel 11 IR_087";
      :nuc = 1148.1859130859375; // double
      :alpha = 0.9994200468063354; // double
      :beta = 0.2608996629714966; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -7.0181913f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.0344029f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short IR_097(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 273.15; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 2.0; // double
      :standard_name = "toa_brightness_temperature";
      :long_name = "9.66 microns ir channel MTG Imager";
      :units = "K";
      :comment = "channel 12 IR_097";
      :nuc = 1036.1807861328125; // double
      :alpha = 0.9997615218162537; // double
      :beta = 0.0970320850610733; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -6.2853413f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.030810498f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short IR_105(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 273.15; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 2.0; // double
      :standard_name = "toa_brightness_temperature";
      :long_name = "10.5 microns ir channel MTG Imager";
      :units = "K";
      :comment = "channel 13 IR_105";
      :nuc = 955.2374877929688; // double
      :alpha = 0.9988664388656616; // double
      :beta = 0.431220680475235; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -10.705845f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.052479632f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short IR_123(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 273.15; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 2.0; // double
      :standard_name = "toa_brightness_temperature";
      :long_name = "12.3 microns ir channel MTG Imager";
      :units = "K";
      :comment = "channel 14 IR_123";
      :nuc = 813.086669921875; // double
      :alpha = 0.999518871307373; // double
      :beta = 0.1565117985010147; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -12.221363f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.059908643f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short IR_133(ny2km=5568, nx2km=5568);
      :_CoordinateSystems = "GeosCoordinateSystem2km";
      :grid_mapping = "GeosCoordinateSystem2km";
      :scale_factor = 0.01; // double
      :add_offset = 273.15; // double
      :valid_min = -32768S; // short
      :valid_max = 32767S; // short
      :available = "yes";
      :_FillValue = -32768S; // short
      :CalibrationParametersOrigin = "Unknown";
      :resolution = 2.0; // double
      :standard_name = "toa_brightness_temperature";
      :long_name = "13.3 microns ir channel MTG Imager";
      :units = "K";
      :comment = "channel 15 IR_133";
      :nuc = 754.6884155273438; // double
      :alpha = 0.9994675517082214; // double
      :beta = 0.16071867942810059; // double
      :Offset_:_radiance_=_offset_+_CN_x_slope = -8.1301565f; // float
      :Slope_:_radiance_=_offset_+_CN_x_slope = 0.03985371f; // float
      :_ChunkSizes = 2784U, 2784U; // uint

    short Albedo_to_Native_count_VIS004(Numerical_count=65536);
      :comment = "correspondance between coded albedo and hrit count. x between -32768 and 32767 cents of albedo. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Albedo_to_Native_count_VIS005(Numerical_count=65536);
      :comment = "correspondance between coded albedo and hrit count. x between -32768 and 32767 cents of albedo. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Albedo_to_Native_count_VIS006(Numerical_count=65536);
      :comment = "correspondance between coded albedo and hrit count. x between -32768 and 32767 cents of albedo. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Albedo_to_Native_count_VIS008(Numerical_count=65536);
      :comment = "correspondance between coded albedo and hrit count. x between -32768 and 32767 cents of albedo. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Albedo_to_Native_count_VIS009(Numerical_count=65536);
      :comment = "correspondance between coded albedo and hrit count. x between -32768 and 32767 cents of albedo. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Albedo_to_Native_count_IR_013(Numerical_count=65536);
      :comment = "correspondance between coded albedo and hrit count. x between -32768 and 32767 cents of albedo. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Albedo_to_Native_count_IR_016(Numerical_count=65536);
      :comment = "correspondance between coded albedo and hrit count. x between -32768 and 32767 cents of albedo. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Albedo_to_Native_count_IR_022(Numerical_count=65536);
      :comment = "correspondance between coded albedo and hrit count. x between -32768 and 32767 cents of albedo. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Temp_to_Native_count_IR_038(Numerical_count=65536);
      :comment = "correspondance between coded brightness temperature and hrit count.  x between -32768 and 32767 cents of celsius. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Temp_to_Native_count_WV_063(Numerical_count=65536);
      :comment = "correspondance between coded brightness temperature and hrit count.  x between -32768 and 32767 cents of celsius. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Temp_to_Native_count_WV_073(Numerical_count=65536);
      :comment = "correspondance between coded brightness temperature and hrit count.  x between -32768 and 32767 cents of celsius. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Temp_to_Native_count_IR_087(Numerical_count=65536);
      :comment = "correspondance between coded brightness temperature and hrit count.  x between -32768 and 32767 cents of celsius. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Temp_to_Native_count_IR_097(Numerical_count=65536);
      :comment = "correspondance between coded brightness temperature and hrit count.  x between -32768 and 32767 cents of celsius. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Temp_to_Native_count_IR_105(Numerical_count=65536);
      :comment = "correspondance between coded brightness temperature and hrit count.  x between -32768 and 32767 cents of celsius. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Temp_to_Native_count_IR_123(Numerical_count=65536);
      :comment = "correspondance between coded brightness temperature and hrit count.  x between -32768 and 32767 cents of celsius. y between 0 and 4096.";
      :_FillValue = -9999S; // short

    short Temp_to_Native_count_IR_133(Numerical_count=65536);
      :comment = "correspondance between coded brightness temperature and hrit count.  x between -32768 and 32767 cents of celsius. y between 0 and 4096.";
      :_FillValue = -9999S; // short

  // global attributes:
  :title = "Merge many NC3 to one NC4";
  :history = "Created on 2024-01-10 12:14 by CMS-Lannion  : Sat2Netcdf -ncml file:/A3/mtg/app/NC2NetcdfFdhsi/produits/mtgi1.ncml cycle_mtgi1_20240110_120000/NCTrail.nc";
  :institution = "Meteo-France - Centre de Meteorologie Spatiale";
  :source = "MTG Netcdf File from direct read out";
  :comment = "Status experimental";
  :references = "none";
  :converted_by = "Sat2Netcdf Version 1.0";
  :iospInformation = "NetcdfMTGIosp Version 1.0";
  :Netcdf-java_Information = "Version 4.2";
  :Metadata_Conventions = "Unidata Dataset Discovery v1.0";
  :summary = "MTG01 Imager dataset";
  :keywords = "atmosphere geostationary satellite";
  :keywords_vocabulary = "GEMET - INSPIRE themes";
  :id = "20240110_20000";
  :naming_authority = "CMS-Lannion";
  :cdm_data_type = "NetCDF";
  :date_created = "2024-01-10 12:14";
  :creator_name = "CMS-Lannion";
  :creator_url = "http://www.meteo-spatiale.fr";
  :creator_email = "meteo-spatiale@meteo.fr";
  :geospatial_lat_min = -81.1727f; // float
  :geospatial_lat_max = 81.1727f; // float
  :geospatial_lon_min = -81.1727f; // float
  :geospatial_lon_max = 81.1727f; // float
  :geospatial_vertical_min = 0.0f; // float
  :geospatial_vertical_max = 0.0f; // float
  :time_coverage_start = "2024-01-10T12:00:07Z";
  :time_coverage_end = "2024-01-10T12:09:24Z";
  :time_coverage_duration = "PT00H09M16S";
  :time_coverage_resolution = "PT01S";
  :license = "(C)METEO-FRANCE by courtesy of Eumetsat";
  :Exploration_mode = 0; // int
  :List_of_acquisition's_areas = "globe, europe";
  :Conventions = "CF-1.5";
  :ncml_version = "2.2";
  :Rate_of_valid_data = 97.2f; // float
  :Area_of_acquisition = "globe";
  :Scanning_direction = "south to north";
}