netcdf MAESTRO/SATELLITES/MTG/Mmultic500mNC4_mtgi1_202401101200.nc { dimensions: ny500m = 22272; nx500m = 22272; 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 ImageNavigation500m; :CFAC = 8.1866326995939E7; // double :LFAC = 8.1866326995939E7; // double :COFF = 11136.5; // double :LOFF = 11136.5; // double char ImageNavigation4km; :CFAC = 1.0233290874492375E7; // double :LFAC = 1.0233290874492375E7; // double :COFF = 1392.5; // double :LOFF = 1392.5; // double char GeosCoordinateSystem500m; :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 = "-5567999.999637687, 499.9999999674647, 0, 5567999.999637687, 0, -499.9999999674647"; :_CoordinateAxes = "Y500m X500m"; :_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 = "-5567999.999637687, 3999.9999997397176, 0, 5567999.999637687, 0, -3999.9999997397176"; :_CoordinateAxes = "Y4km X4km"; :_CoordinateTransforms = "geos"; float Y500m(ny500m=22272); :standard_name = "projection_y_coordinate"; :units = "m"; :_CoordinateAxisType = "GeoY"; float X500m(nx500m=22272); :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 VIS006(ny500m=22272, nx500m=22272); :_CoordinateSystems = "GeosCoordinateSystem500m"; :grid_mapping = "GeosCoordinateSystem500m"; :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 = 0.5; // 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 IR_022(ny500m=22272, nx500m=22272); :_CoordinateSystems = "GeosCoordinateSystem500m"; :grid_mapping = "GeosCoordinateSystem500m"; :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 = 0.5; // 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 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_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 // global attributes: :title = "Merge many NC3 to one NC4"; :history = "Created on 2024-01-10 12:32 by CMS-Lannion : Sat2Netcdf -ncml file:/A3/mtg/app/NC2NetcdfHrfi/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 12:32"; :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 = 92.0f; // float :Area_of_acquisition = "globe"; :Scanning_direction = "south to north"; }