HDF5 file, superblock version 2
group /
	attribute Conventions = "CF-1.12, ACDD-1.3"
	attribute cdm_data_type = "Grid"
	attribute citation = "Stewart, J.S., Meier, W.N., Marowitz, R., Scott, D.J. & Wilcox, H. (2025). AMSR2 Daily Polar Gridded Sea Ice Concentrations. (NSIDC-0803, Version 2). [Data Set]. Boulder, Colorado USA. National Snow and Ice Data Center. https://doi.org/10.5067/W13AO54SS7CW."
	attribute contributor_name = "Stewart J.S., Meier W.N., Wilcox, H., Scott D.J., Marowitz, R., Calme, J."
	attribute contributor_role = "scientific_programmer, project_scientist, software_developer, project_lead, software_developer, data_manager"
	attribute creator_name = "NASA National Snow and Ice Data Center Distributed Active Archive Center"
	attribute date_created = "2026-07-26T04:05:28Z"
	attribute date_modified = "2026-07-26T04:05:28Z"
	attribute geospatial_bounds = "POLYGON ((-3950000 4350000, 3950000 4350000,3950000 -3950000, -3950000 -3950000, -3950000 4350000))"
	attribute geospatial_bounds_crs = "EPSG:3412"
	attribute geospatial_lat_max = -39.23089
	attribute geospatial_lat_min = -90.0
	attribute geospatial_lat_units = "degrees_north"
	attribute geospatial_lon_max = 180
	attribute geospatial_lon_min = -180
	attribute geospatial_lon_units = "degrees_east"
	attribute id = "10.5067/W13AO54SS7CW"
	attribute instrument = "AMSR2 > Advanced Microwave Scanning Radiometer 2"
	attribute instrument_vocabulary = "NASA Global Change Master Directory (GCMD) Earth Science Keywords, Version 20"
	attribute keywords = "SEA ICE > SEA ICE CONCENTRATION"
	attribute keywords_vocabulary = "NASA Global Change Master Directory (GCMD) Earth Science Keywords, Version 20"
	attribute license = "Access Constraint: These data are freely, openly, and fully accessible; Use Constraint: These data are freely, openly, and fully available to use without restrictions, provided that you cite the data according to the recommended citation included here."
	attribute metadata_link = "https://doi.org/10.5067/W13AO54SS7CW"
	attribute platform = "GCOM-W1 > Global Change Observation Mission 1st-Water"
	attribute platform_vocabulary = "NASA Global Change Master Directory (GCMD) Earth Science Keywords, Version 20"
	attribute processing_level = "Level 3"
	attribute product_version = "v2.0"
	attribute program = "NASA Earth Science Data and Information System (ESDIS)"
	attribute publisher_email = "nsidc@nsidc.org"
	attribute publisher_institution = "National Snow and Ice Data Center/Cooperative Institute for Research in Environmental Sciences/University of Colorado at Boulder/Boulder, CO"
	attribute publisher_name = "NASA National Snow and Ice Data Center Distributed Active Archive Center"
	attribute publisher_type = "institution"
	attribute publisher_url = "https://nsidc.org/daac"
	attribute software_repository = "https://github.com/nsidc/nsidc0803"
	attribute software_version_id = "v2.0"
	attribute source = "Stewart, J. S., Meier, W. N., Wilcox, H., Scott, D. J. & Marowitz, R. (2025). AMSR2 Daily Polar Gridded Brightness Temperatures. (NSIDC-0802, Version 2). [Data Set]. Boulder, Colorado USA. National Snow and Ice Data Center. https://doi.org/10.5067/DEYP05J7GMSH."
	attribute standard_name_vocabulary = "CF Standard Name Table (Version 91, 14 May 2025)"
	attribute summary = "This data set provides a daily map of sea ice concentrations for both the Northern and Southern hemispheres."
	attribute time_coverage_duration = "P1D"
	attribute time_coverage_end = "2026-07-25T23:59:59Z"
	attribute time_coverage_resolution = "P1D"
	attribute time_coverage_start = "2026-07-25T00:00:00Z"
	attribute title = "AMSR2 Daily Polar Gridded Sea Ice Concentrations"
dataset /ICECON: uint8, shape (1, 332, 316)
	attribute _FillValue = 255
	attribute add_offset = 0.0
	attribute coordinates = "time y x"
	attribute coverage_content_type = "image"
	attribute flag_meanings = "pole_hole_mask unused coast land"
	attribute flag_values = 251, 252, 253, 254
	attribute grid_mapping = "crs"
	attribute long_name = "Sea Ice Concentration"
	attribute packing_convention = "netCDF"
	attribute packing_convention_description = "unpacked = scale_factor*packed + add_offset"
	attribute scale_factor = 0.004
	attribute standard_name = "sea_ice_area_fraction"
	attribute units = "1"
	attribute valid_range = 0, 250
dataset /crs: string(1), shape ()
	attribute GeoTransform = "-3950000 25000 0 4350000 0 -25000"
	attribute crs_wkt = "PROJCRS[\"NSIDC Sea Ice Polar Stereographic South\",BASEGEOGCRS[\"Hughes 1980\",DATUM[\"Hughes 1980\",ELLIPSOID[\"Hughes 1980\",6378273,298.279411123064,LENGTHUNIT[\"metre\",1]]],PRIMEM[\"Greenwich\",0,ANGLEUNIT[\"degree\",0.0174532925199433]],ID[\"EPSG\",10345]],CONVERSION[\"US NSIDC Sea Ice polar stereographic south\",METHOD[\"Polar Stereographic (variant B)\",ID[\"EPSG\",9829]],PARAMETER[\"Latitude of standard parallel\",-70,ANGLEUNIT[\"degree\",0.0174532925199433],ID[\"EPSG\",8832]],PARAMETER[\"Longitude of origin\",0,ANGLEUNIT[\"degree\",0.0174532925199433],ID[\"EPSG\",8833]],PARAMETER[\"False easting\",0,LENGTHUNIT[\"metre\",1],ID[\"EPSG\",8806]],PARAMETER[\"False northing\",0,LENGTHUNIT[\"metre\",1],ID[\"EPSG\",8807]]],CS[Cartesian,2],AXIS[\"easting (X)\",north,MERIDIAN[90,ANGLEUNIT[\"degree\",0.0174532925199433]],ORDER[1],LENGTHUNIT[\"metre\",1]],AXIS[\"northing (Y)\",north,MERIDIAN[0,ANGLEUNIT[\"degree\",0.0174532925199433]],ORDER[2],LENGTHUNIT[\"metre\",1]],USAGE[SCOPE[\"Polar research.\"],AREA[\"Southern hemisphere - south of 60°S onshore and offshore - Antarctica.\"],BBOX[-90,-180,-60,180]],ID[\"EPSG\",3412]]"
	attribute false_easting = 0.0
	attribute false_northing = 0.0
	attribute geographic_crs_name = "Hughes 1980"
	attribute grid_mapping_name = "polar_stereographic"
	attribute horizontal_datum_name = "Hughes 1980"
	attribute inverse_flattening = 298.279411123064
	attribute latitude_of_projection_origin = -90.0
	attribute latitude_of_standard_parallel = -70.0
	attribute long_name = "NSIDC Sea Ice Polar Stereographic South"
	attribute longitude_of_prime_meridian = 0.0
	attribute longitude_of_projection_origin = 0.0
	attribute prime_meridian_name = "Greenwich"
	attribute projected_crs_name = "NSIDC Sea Ice Polar Stereographic South"
	attribute reference_ellipsoid_name = "Hughes 1980"
	attribute semi_major_axis = 6378273.0
	attribute semi_minor_axis = 6356889.449
	attribute straight_vertical_longitude_from_pole = 0.0
dataset /time: float64, shape (1)
	attribute axis = "T"
	attribute calendar = "standard"
	attribute coverage_content_type = "coordinate"
	attribute long_name = "ANSI date"
	attribute standard_name = "time"
	attribute units = "days since 1970-01-01"
dataset /x: float64, shape (316)
	attribute axis = "X"
	attribute coverage_content_type = "coordinate"
	attribute long_name = "x"
	attribute standard_name = "projection_x_coordinate"
	attribute units = "meters"
// x: first -3937500.0, last 3937500.0, count 316
dataset /y: float64, shape (332)
	attribute axis = "Y"
	attribute coverage_content_type = "coordinate"
	attribute long_name = "y"
	attribute standard_name = "projection_y_coordinate"
	attribute units = "meters"
// y: first 4337500.0, last -3937500.0, count 332