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"depth_recon.data.dataset_creation.export_aligned_argo.b_export_enriched_argo_profiles", - "created_utc": "2026-05-20T14:16:25+00:00", + "created_utc": "2026-06-01T13:53:04+00:00", "requested_date_range": { - "start_date": 20100101, + "start_date": 20000101, "end_date": 20240731 }, - "batch_size": 2048, - "cache_size_per_worker": 8, + "batch_size": 8192, + "cache_size_per_worker": 4, "max_profiles": null, "workers": 12, "path_policy": "No absolute source filesystem paths are stored. profile_source_file stores source filenames only.", @@ -15,36 +15,36 @@ "depth_axis": "GLORYS native depth coordinate, in meters, loaded from the first readable GLORYS file.", "source_file_summary": { "argo": { - "file_count": 169, - "first_file": "EN.4.2.2.f.profiles.g10.201001.nc", + "file_count": 289, + "first_file": "EN.4.2.2.f.profiles.g10.200001.nc", "last_file": "EN.4.2.2.f.profiles.g10.202407.nc" }, "glorys": { - "file_count": 843, - "first_file": "mercatorglorys12v1_gl12_mean_20100101_R20100106.nc", - "last_file": "mercatorglorys12v1_gl12_mean_20260220_R20260225.nc", - "first_date": 20100101, - "last_date": 20260220 + "file_count": 1283, + "first_file": "mercatorglorys12v1_gl12_mean_20000101_R20000105.nc", + "last_file": "mercatorglorys12v1_gl12_mean_20240726_R20240731.nc", + "first_date": 20000101, + "last_date": 20240726 }, "ostia": { - "file_count": 5326, - "first_file": "20100101120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", + "file_count": 8979, + "first_file": "20000101120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", "last_file": "20240731120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", - "first_date": 20100101, + "first_date": 20000101, "last_date": 20240731 }, "sealevel": { - "file_count": 5326, - "first_file": "dt_global_allsat_phy_l4_20100101_20241016.nc", + "file_count": 8979, + "first_file": "dt_global_allsat_phy_l4_20000101_20241016.nc", "last_file": "dt_global_allsat_phy_l4_20240731_20250429.nc", - "first_date": 20100101, + "first_date": 20000101, "last_date": 20240731 }, "sss": { - "file_count": 5326, - "first_file": "dataset-sss-ssd-rep-daily_20100101T1200Z_P20241017T0000Z.nc", + "file_count": 8979, + "first_file": "dataset-sss-ssd-rep-daily_20000101T1200Z_P20241017T0000Z.nc", "last_file": "dataset-sss-ssd-rep-daily_20240731T1200Z_P20260101T0000Z.nc", - "first_date": 20100101, + "first_date": 20000101, "last_date": 20240731 } }, @@ -53,18 +53,18 @@ "provider": "UK Met Office Hadley Centre", "product": "EN4.2.2 profile archive", "role": "In-situ profile observations projected onto the GLORYS depth grid.", - "file_count": 169, - "representative_file": "EN.4.2.2.f.profiles.g10.201001.nc", - "first_file": "EN.4.2.2.f.profiles.g10.201001.nc", + "file_count": 289, + "representative_file": "EN.4.2.2.f.profiles.g10.200001.nc", + "first_file": "EN.4.2.2.f.profiles.g10.200001.nc", "last_file": "EN.4.2.2.f.profiles.g10.202407.nc", "global_attrs": { "licence": "EN4 is distributed under the Non Commercial Government Licence: http://www.nationalarchives.gov.uk/doc/non-commercial-government-licence/version/2/. The data are available for non-commercial use with attribution to the data providers, please see the product website (see global attribute: references) for terms and conditions.", "references": "Website and paper: https://www.metoffice.gov.uk/hadobs/en4/; Good, S. A., M. J. Martin and N. A. Rayner, 2013. EN4: quality controlled ocean temperature and salinity profiles and monthly objective analyses with uncertainty estimates, Journal of Geophysical Research: Oceans, 118, 6704-6716, doi:10.1002/2013JC009067", - "history": "Fri Apr 2 19:50:52 2021: ncks -O -x -v TEMP_UNIQUE_ID,PSAL_UNIQUE_ID EN.4.2.2.f.profiles.g10.201001.nc EN.4.2.2.f.profiles.g10.201001.nc\nFri Apr 2 19:50:48 2021: ncks -O -x -v BKPT,BKPS EN.4.2.2.f.profiles.g10.201001.nc EN.4.2.2.f.profiles.g10.201001.nc\nFri Apr 2 19:22:43 2021: ncatted -a _FillValue,BKPS,c,f,99999.0 profiles.nc\nFri Apr 2 19:22:42 2021: ncatted -a _FillValue,BKPT,c,f,99999.0 profiles.nc\nFri Apr 2 19:22:40 2021: ncatted -a _FillValue,POTM_CORRECTED,c,f,99999.0 profiles.nc\nFri Apr 2 19:22:39 2021: ncatted -a _FillValue,TEMP,c,f,99999.0 profiles.nc\nFri Apr 2 19:22:37 2021: ncatted -a _FillValue,PSAL_CORRECTED,c,f,99999.0 profiles.nc\nFri Apr 2 19:22:25 2021: ncatted -a _FillValue,DEPH_CORRECTED,c,f,99999.0 profiles.nc", + "history": "Wed Mar 24 13:36:17 2021: ncks -O -x -v TEMP_UNIQUE_ID,PSAL_UNIQUE_ID EN.4.2.2.f.profiles.g10.200001.nc EN.4.2.2.f.profiles.g10.200001.nc\nWed Mar 24 13:36:12 2021: ncks -O -x -v BKPT,BKPS EN.4.2.2.f.profiles.g10.200001.nc EN.4.2.2.f.profiles.g10.200001.nc\nWed Mar 24 13:25:27 2021: ncatted -a _FillValue,BKPS,c,f,99999.0 profiles.nc\nWed Mar 24 13:25:27 2021: ncatted -a _FillValue,BKPT,c,f,99999.0 profiles.nc\nWed Mar 24 13:25:26 2021: ncatted -a _FillValue,POTM_CORRECTED,c,f,99999.0 profiles.nc\nWed Mar 24 13:25:26 2021: ncatted -a _FillValue,TEMP,c,f,99999.0 profiles.nc\nWed Mar 24 13:25:25 2021: ncatted -a _FillValue,PSAL_CORRECTED,c,f,99999.0 profiles.nc\nWed Mar 24 13:25:21 2021: ncatted -a _FillValue,DEPH_CORRECTED,c,f,99999.0 profiles.nc", "NCO": "netCDF Operators version 4.7.5 (Homepage = http://nco.sf.net, Code = http://github.com/nco/nco)" }, "dimensions": { - "N_PROF": 31697, + "N_PROF": 11320, "N_CALIB": 1, "N_PARAM": 5, "N_LEVELS": 400, @@ -277,15 +277,15 @@ "provider": "Copernicus Marine Service", "product": "Global Ocean Physics Reanalysis / GLORYS12V1", "role": "3D ocean reanalysis fields and 2D model surface/ice fields sampled at profile points.", - "file_count": 843, - "representative_file": "mercatorglorys12v1_gl12_mean_20100101_R20100106.nc", - "first_file": "mercatorglorys12v1_gl12_mean_20100101_R20100106.nc", - "last_file": "mercatorglorys12v1_gl12_mean_20260220_R20260225.nc", + "file_count": 1283, + "representative_file": "mercatorglorys12v1_gl12_mean_20000101_R20000105.nc", + "first_file": "mercatorglorys12v1_gl12_mean_20000101_R20000105.nc", + "last_file": "mercatorglorys12v1_gl12_mean_20240726_R20240731.nc", "global_attrs": { "title": "daily mean fields from Global Ocean Physics Analysis and Forecast updated Daily", "easting": "longitude", "northing": "latitude", - "history": "2017/08/19 20:09:56 MERCATOR OCEAN Netcdf creation", + "history": "2017/05/29 22:40:48 MERCATOR OCEAN Netcdf creation", "source": "MERCATOR GLORYS12V1", "institution": "MERCATOR OCEAN", "references": "http://www.mercator-ocean.fr", @@ -293,12 +293,12 @@ "Conventions": "CF-1.4", "domain_name": "GL12", "field_type": "mean", - "field_date": "2010-01-01 00:00:00", - "field_julian_date": 21915.0, + "field_date": "2000-01-01 00:00:00", + "field_julian_date": 18262.0, "julian_day_unit": "days since 1950-01-01 00:00:00", - "forecast_range": "2-day_forecast", + "forecast_range": "3-day_forecast", "forecast_type": "hindcast", - "bulletin_date": "2010-01-06 00:00:00", + "bulletin_date": "2000-01-05 00:00:00", "bulletin_type": "operational", "longitude_min": -180.0, "longitude_max": 179.9166717529297, @@ -327,8 +327,8 @@ "standard_name": "sea_water_potential_temperature", "units": "degrees_C", "unit_long": "Degrees Celsius", - "valid_min": -32754, - "valid_max": 19721, + "valid_min": -32764, + "valid_max": 18468, "cell_methods": "area: mean" } }, @@ -346,7 +346,7 @@ "units": "1e-3", "unit_long": "Practical Salinity Unit", "valid_min": 1, - "valid_max": 27001, + "valid_max": 27353, "cell_methods": "area: mean" } }, @@ -363,8 +363,8 @@ "standard_name": "eastward_sea_water_velocity", "units": "m s-1", "unit_long": "Meters per second", - "valid_min": -3168, - "valid_max": 3110, + "valid_min": -3510, + "valid_max": 3894, "cell_methods": "area: mean" } }, @@ -381,8 +381,8 @@ "standard_name": "northward_sea_water_velocity", "units": "m s-1", "unit_long": "Meters per second", - "valid_min": -3256, - "valid_max": 3567, + "valid_min": -3234, + "valid_max": 3332, "cell_methods": "area: mean" } }, @@ -398,8 +398,8 @@ "standard_name": "sea_surface_height_above_geoid", "units": "m", "unit_long": "Meters", - "valid_min": -6349, - "valid_max": 5181, + "valid_min": -6382, + "valid_max": 4883, "cell_methods": "area: mean" } }, @@ -416,7 +416,7 @@ "units": "m", "unit_long": "Meters", "valid_min": 1, - "valid_max": 12516, + "valid_max": 8881, "cell_methods": "area: mean" } }, @@ -432,8 +432,8 @@ "standard_name": "sea_water_potential_temperature_at_sea_floor", "units": "degrees_C", "unit_long": "Degrees Celsius", - "valid_min": -32752, - "valid_max": 19810, + "valid_min": -32639, + "valid_max": 18498, "cell_methods": "area: mean" } }, @@ -450,7 +450,7 @@ "units": "m", "unit_long": "Meters", "valid_min": 1, - "valid_max": 7672, + "valid_max": 8041, "cell_methods": "area: mean where sea_ice" } }, @@ -467,7 +467,7 @@ "units": "1", "unit_long": "Fraction", "valid_min": 1, - "valid_max": 28027, + "valid_max": 28317, "cell_methods": "area: mean where sea_ice" } }, @@ -483,8 +483,8 @@ "standard_name": "eastward_sea_ice_velocity", "units": "m s-1", "unit_long": "Meters per second", - "valid_min": -21266, - "valid_max": 28902, + "valid_min": -20539, + "valid_max": 32652, "cell_methods": "area: mean where sea_ice" } }, @@ -500,8 +500,8 @@ "standard_name": "northward_sea_ice_velocity", "units": "m s-1", "unit_long": "Meters per second", - "valid_min": -32158, - "valid_max": 23067, + "valid_min": -32637, + "valid_max": 24967, "cell_methods": "area: mean where sea_ice" } }, @@ -514,8 +514,8 @@ "long_name": "Time (hours since 1950-01-01)", "standard_name": "time", "calendar": "gregorian", - "valid_min": 525972.0, - "valid_max": 525972.0, + "valid_min": 438300.0, + "valid_max": 438300.0, "units": "hours since 1950-01-01 00:00:00", "axis": "T" } @@ -574,9 +574,9 @@ "provider": "Copernicus Marine Service / UK Met Office OSTIA", "product": "SST_GLO_SST_L4_REP_OBSERVATIONS_010_011", "role": "Daily analysed sea-surface temperature and mask fields sampled at profile points.", - "file_count": 5326, - "representative_file": "20100101120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", - "first_file": "20100101120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", + "file_count": 8979, + "representative_file": "20000101120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", + "first_file": "20000101120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", "last_file": "20240731120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", "global_attrs": { "Conventions": "CF-1.4, ACDD-1.3", @@ -592,11 +592,11 @@ "uuid": "a2df4a18-6f19-4772-9532-39307a0e2794", "gds_version_id": "2.4", "netcdf_version_id": "4.1", - "date_created": "20190818T061207Z", - "start_time": "20100101T000000Z", - "time_coverage_start": "20100101T000000Z", - "stop_time": "20100102T000000Z", - "time_coverage_end": "20100102T000000Z", + "date_created": "20190813T064931Z", + "start_time": "20000101T000000Z", + "time_coverage_start": "20000101T000000Z", + "stop_time": "20000102T000000Z", + "time_coverage_end": "20000102T000000Z", "file_quality_level": 3, "Metadata_Conventions": "Unidata Observation Dataset v1.0", "metadata_link": "http://podaac.jpl.nasa.gov/ws/metadata/dataset?format=gcmd&shortName=UKMO-L4HRfnd-GLOB-OSTIA", @@ -757,9 +757,9 @@ "product": "SEALEVEL_GLO_PHY_L4_MY_008_047", "dataset_id": "cmems_obs-sl_glo_phy-ssh_my_allsat-l4-duacs-0.125deg_P1D", "role": "Daily sea-level, geostrophic current, and ice-flag fields sampled at profile points.", - "file_count": 5326, - "representative_file": "dt_global_allsat_phy_l4_20100101_20241016.nc", - "first_file": "dt_global_allsat_phy_l4_20100101_20241016.nc", + "file_count": 8979, + "representative_file": "dt_global_allsat_phy_l4_20000101_20241016.nc", + "first_file": "dt_global_allsat_phy_l4_20000101_20241016.nc", "last_file": "dt_global_allsat_phy_l4_20240731_20250429.nc", "global_attrs": { "Conventions": "CF-1.6", @@ -784,8 +784,8 @@ "standard_name_vocabulary": "NetCDF Climate and Forecast (CF) Metadata Convention Standard Name Table v37", "summary": "SSALTO/DUACS Delayed-Time Level-4 sea surface height and derived variables measured by multi-satellite altimetry observations over Global Ocean.", "title": "DT merged all satellites Global Ocean Gridded SSALTO/DUACS Sea Surface Height L4 product and derived variables", - "date_created": "2024-10-16T16:52:55Z", - "history": "2024-10-16 16:52:55Z: Creation", + "date_created": "2024-10-16T01:14:28Z", + "history": "2024-10-16 01:14:28Z: Creation", "geospatial_lat_max": 89.9375, "geospatial_lat_min": -89.9375, "geospatial_lat_resolution": 0.125, @@ -801,9 +801,9 @@ "geospatial_vertical_units": "m", "time_coverage_duration": "P1D", "time_coverage_resolution": "P1D", - "time_coverage_end": "2010-01-01T12:00:00Z", - "time_coverage_start": "2009-12-31T12:00:00Z", - "platform": "Jason-1 Interleaved, OSTM/Jason-2, Envisat" + "time_coverage_end": "2000-01-01T12:00:00Z", + "time_coverage_start": "1999-12-31T12:00:00Z", + "platform": "ERS-2, Topex/Poseidon, Geosat Follow On" }, "dimensions": { "latitude": 1440, @@ -1029,9 +1029,9 @@ "product": "MULTIOBS_GLO_PHY_S_SURFACE_MYNRT_015_013", "dataset_id": "cmems_obs-mob_glo_phy-sss_my_multi_P1D", "role": "Daily sea-surface salinity, density, and sea-ice fields sampled at profile points.", - "file_count": 5326, - "representative_file": "dataset-sss-ssd-rep-daily_20100101T1200Z_P20241017T0000Z.nc", - "first_file": "dataset-sss-ssd-rep-daily_20100101T1200Z_P20241017T0000Z.nc", + "file_count": 8979, + "representative_file": "dataset-sss-ssd-rep-daily_20000101T1200Z_P20241017T0000Z.nc", + "first_file": "dataset-sss-ssd-rep-daily_20000101T1200Z_P20241017T0000Z.nc", "last_file": "dataset-sss-ssd-rep-daily_20240731T1200Z_P20260101T0000Z.nc", "global_attrs": { "Conventions": "CF-1.7", @@ -1040,7 +1040,7 @@ "institution": "CNR", "contact": "servicedesk.cmems@mercator-ocean.eu", "netcdf_version_id": "4.9.3-development of Jun 4 2023 14:13:36", - "creation_date": "Thu 17 Oct 2024 10:57:11", + "creation_date": "Thu 17 Oct 2024 10:53:20", "product_version": "1.1", "grid_resolution": "0.125 degrees", "software_version": "SSS/SSD HR Processor v1.1", diff --git a/data/argo_glors_ostia_ssh.zarr/.zmetadata b/data/argo_glors_ostia_ssh.zarr/.zmetadata index 640116f5440e2dd6bec4fb0bd77f466399bac491..5570afb9ac74e64627eaff77c264bf93d39d60a3 100644 --- a/data/argo_glors_ostia_ssh.zarr/.zmetadata +++ b/data/argo_glors_ostia_ssh.zarr/.zmetadata @@ -1 +1 @@ -{"metadata": {".zgroup": {"zarr_format": 2}, ".zattrs": {"description": "ARGO profiles enriched with freshly collocated GLORYS, OSTIA, sea-level, and SSS fields.", "created_by": "depth_recon.data.dataset_creation.export_aligned_argo.b_export_enriched_argo_profiles", "created_utc": "2026-05-20T14:16:25+00:00", "requested_date_range": {"start_date": 20100101, "end_date": 20240731}, "batch_size": 2048, "cache_size_per_worker": 8, "max_profiles": null, "workers": 12, "path_policy": "No absolute source filesystem paths are stored. profile_source_file stores source filenames only.", "profile_axis": "One row per valid EN4/ARGO profile passing date and coordinate filters.", "depth_axis": "GLORYS native depth coordinate, in meters, loaded from the first readable GLORYS file.", "source_file_summary": {"argo": {"file_count": 169, "first_file": "EN.4.2.2.f.profiles.g10.201001.nc", "last_file": "EN.4.2.2.f.profiles.g10.202407.nc"}, "glorys": {"file_count": 843, "first_file": "mercatorglorys12v1_gl12_mean_20100101_R20100106.nc", "last_file": "mercatorglorys12v1_gl12_mean_20260220_R20260225.nc", "first_date": 20100101, "last_date": 20260220}, "ostia": {"file_count": 5326, "first_file": "20100101120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", "last_file": "20240731120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", "first_date": 20100101, "last_date": 20240731}, "sealevel": {"file_count": 5326, "first_file": "dt_global_allsat_phy_l4_20100101_20241016.nc", "last_file": "dt_global_allsat_phy_l4_20240731_20250429.nc", "first_date": 20100101, "last_date": 20240731}, "sss": {"file_count": 5326, "first_file": "dataset-sss-ssd-rep-daily_20100101T1200Z_P20241017T0000Z.nc", "last_file": "dataset-sss-ssd-rep-daily_20240731T1200Z_P20260101T0000Z.nc", "first_date": 20100101, "last_date": 20240731}}, "source_metadata": {"argo": {"provider": "UK Met Office Hadley Centre", "product": "EN4.2.2 profile archive", "role": "In-situ profile observations projected onto the GLORYS depth grid.", "file_count": 169, "representative_file": "EN.4.2.2.f.profiles.g10.201001.nc", "first_file": "EN.4.2.2.f.profiles.g10.201001.nc", "last_file": "EN.4.2.2.f.profiles.g10.202407.nc", "global_attrs": {"licence": "EN4 is distributed under the Non Commercial Government Licence: http://www.nationalarchives.gov.uk/doc/non-commercial-government-licence/version/2/. The data are available for non-commercial use with attribution to the data providers, please see the product website (see global attribute: references) for terms and conditions.", "references": "Website and paper: https://www.metoffice.gov.uk/hadobs/en4/; Good, S. A., M. J. Martin and N. A. Rayner, 2013. EN4: quality controlled ocean temperature and salinity profiles and monthly objective analyses with uncertainty estimates, Journal of Geophysical Research: Oceans, 118, 6704-6716, doi:10.1002/2013JC009067", "history": "Fri Apr 2 19:50:52 2021: ncks -O -x -v TEMP_UNIQUE_ID,PSAL_UNIQUE_ID EN.4.2.2.f.profiles.g10.201001.nc EN.4.2.2.f.profiles.g10.201001.nc\nFri Apr 2 19:50:48 2021: ncks -O -x -v BKPT,BKPS EN.4.2.2.f.profiles.g10.201001.nc EN.4.2.2.f.profiles.g10.201001.nc\nFri Apr 2 19:22:43 2021: ncatted -a _FillValue,BKPS,c,f,99999.0 profiles.nc\nFri Apr 2 19:22:42 2021: ncatted -a _FillValue,BKPT,c,f,99999.0 profiles.nc\nFri Apr 2 19:22:40 2021: ncatted -a _FillValue,POTM_CORRECTED,c,f,99999.0 profiles.nc\nFri Apr 2 19:22:39 2021: ncatted -a _FillValue,TEMP,c,f,99999.0 profiles.nc\nFri Apr 2 19:22:37 2021: ncatted -a _FillValue,PSAL_CORRECTED,c,f,99999.0 profiles.nc\nFri Apr 2 19:22:25 2021: ncatted -a _FillValue,DEPH_CORRECTED,c,f,99999.0 profiles.nc", "NCO": "netCDF Operators version 4.7.5 (Homepage = http://nco.sf.net, Code = http://github.com/nco/nco)"}, "dimensions": {"N_PROF": 31697, "N_CALIB": 1, "N_PARAM": 5, "N_LEVELS": 400, "N_HISTORY": 0}, "variables": {"JULD": {"dims": ["N_PROF"], "dtype": "float64", "attrs": {"long_name": "julian day (utc) of the station relative to reference_date_time", "units": "days since 1950-01-01 00:00:00 utc", "conventions": "relative julian days with decimal part (as parts of day)", "_fillvalue": 99999.0}}, "LATITUDE": {"dims": ["N_PROF"], "dtype": "float64", "attrs": {"long_name": "latitude of the station, best estimated value", "units": "degree_north", "_fillvalue": 99999.0, "valid_min": -90.0, "valid_max": 90.0}}, "LONGITUDE": {"dims": ["N_PROF"], "dtype": "float64", "attrs": {"long_name": "longitude of the station, best estimated value", "units": "degree_east", "_fillvalue": 99999.0, "valid_min": -180.0, "valid_max": 180.0}}, "DEPH_CORRECTED": {"dims": ["N_PROF", "N_LEVELS"], "dtype": "float32", "attrs": {"long_name": "corrected depth", "_fillvalue": 99999.0, "units": "metre", "valid_min": 0.0, "valid_max": 15000.0, "c_format": "%7.1f", "fortran_format": "f7.1", "resolution": 0.1}}, "TEMP": {"dims": ["N_PROF", "N_LEVELS"], "dtype": "float32", "attrs": {"long_name": "Temperature in situ t90 scale", "_fillvalue": 99999.0, "units": "degree_celsius", "valid_min": -3.0, "valid_max": 40.0, "comment": "in situ measurement", "c_format": "%9.3f", "fortran_format": "f9.3", "resolution": 0.001}}, "POTM_CORRECTED": {"dims": ["N_PROF", "N_LEVELS"], "dtype": "float32", "attrs": {"long_name": "corrected pot. temp", "_fillvalue": 99999.0, "units": "degree_celsius", "valid_min": -3.0, "valid_max": 40.0, "comment": "corrected value", "c_format": "%9.3f", "fortran_format": "f9.3", "resolution": 0.001}}, "PSAL_CORRECTED": {"dims": ["N_PROF", "N_LEVELS"], "dtype": "float32", "attrs": {"long_name": "corrected practical salinity", "_fillvalue": 99999.0, "units": "1", "valid_min": 0.0, "valid_max": 60.0, "comment": "corrected value", "c_format": "%9.3f", "fortran_format": "f9.3", "resolution": 0.001}}, "DEPH_CORRECTED_QC": {"dims": ["N_PROF", "N_LEVELS"], "dtype": "|S1", "attrs": {"long_name": "quality on depth", "conventions": "q where q =[0,9]", "_fillvalue": "0"}}, "POTM_CORRECTED_QC": {"dims": ["N_PROF", "N_LEVELS"], "dtype": "|S1", "attrs": {"long_name": "quality on pot. temperature", "conventions": "q where q =[0,9]", "_fillvalue": "0"}}, "PSAL_CORRECTED_QC": {"dims": ["N_PROF", "N_LEVELS"], "dtype": "|S1", "attrs": {"long_name": "quality on practical salinity", "conventions": "q where q =[0,9]", "_fillvalue": "0"}}, "JULD_QC": {"dims": ["N_PROF"], "dtype": "|S1", "attrs": {"long_name": "quality on date and time", "conventions": "q where q=[0-9]", "_fillvalue": "0"}}, "POSITION_QC": {"dims": ["N_PROF"], "dtype": "|S1", "attrs": {"long_name": "quality on position (latitude and longitude)", "conventions": "q where q =[0,9]", "_fillvalue": "0"}}, "PROFILE_DEPH_QC": {"dims": ["N_PROF"], "dtype": "|S1", "attrs": {"long_name": "global quality flag of depth profile", "conventions": "q where q =[0,9]", "_fillvalue": "0"}}, "PROFILE_POTM_QC": {"dims": ["N_PROF"], "dtype": "|S1", "attrs": {"long_name": "global quality flag of theta profile", "conventions": "q where q =[0,9]", "_fillvalue": "0"}}, "PROFILE_PSAL_QC": {"dims": ["N_PROF"], "dtype": "|S1", "attrs": {"long_name": "global quality flag of practical salinity profile", "conventions": "q where q =[0,9]", "_fillvalue": "0"}}}}, "glorys": {"provider": "Copernicus Marine Service", "product": "Global Ocean Physics Reanalysis / GLORYS12V1", "role": "3D ocean reanalysis fields and 2D model surface/ice fields sampled at profile points.", "file_count": 843, "representative_file": "mercatorglorys12v1_gl12_mean_20100101_R20100106.nc", "first_file": "mercatorglorys12v1_gl12_mean_20100101_R20100106.nc", "last_file": "mercatorglorys12v1_gl12_mean_20260220_R20260225.nc", "global_attrs": {"title": "daily mean fields from Global Ocean Physics Analysis and Forecast updated Daily", "easting": "longitude", "northing": "latitude", "history": "2017/08/19 20:09:56 MERCATOR OCEAN Netcdf creation", "source": "MERCATOR GLORYS12V1", "institution": "MERCATOR OCEAN", "references": "http://www.mercator-ocean.fr", "comment": "CMEMS product", "Conventions": "CF-1.4", "domain_name": "GL12", "field_type": "mean", "field_date": "2010-01-01 00:00:00", "field_julian_date": 21915.0, "julian_day_unit": "days since 1950-01-01 00:00:00", "forecast_range": "2-day_forecast", "forecast_type": "hindcast", "bulletin_date": "2010-01-06 00:00:00", "bulletin_type": "operational", "longitude_min": -180.0, "longitude_max": 179.9166717529297, "latitude_min": -80.0, "latitude_max": 90.0, "z_min": 0.49402499198913574, "z_max": 5727.9169921875}, "dimensions": {"time": 1, "latitude": 2041, "longitude": 4320, "depth": 50}, "variables": {"thetao": {"dims": ["time", "depth", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Temperature", "standard_name": "sea_water_potential_temperature", "units": "degrees_C", "unit_long": "Degrees Celsius", "valid_min": -32754, "valid_max": 19721, "cell_methods": "area: mean"}}, "so": {"dims": ["time", "depth", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Salinity", "standard_name": "sea_water_salinity", "units": "1e-3", "unit_long": "Practical Salinity Unit", "valid_min": 1, "valid_max": 27001, "cell_methods": "area: mean"}}, "uo": {"dims": ["time", "depth", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Eastward velocity", "standard_name": "eastward_sea_water_velocity", "units": "m s-1", "unit_long": "Meters per second", "valid_min": -3168, "valid_max": 3110, "cell_methods": "area: mean"}}, "vo": {"dims": ["time", "depth", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Northward velocity", "standard_name": "northward_sea_water_velocity", "units": "m s-1", "unit_long": "Meters per second", "valid_min": -3256, "valid_max": 3567, "cell_methods": "area: mean"}}, "zos": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Sea surface height", "standard_name": "sea_surface_height_above_geoid", "units": "m", "unit_long": "Meters", "valid_min": -6349, "valid_max": 5181, "cell_methods": "area: mean"}}, "mlotst": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Density ocean mixed layer thickness", "standard_name": "ocean_mixed_layer_thickness_defined_by_sigma_theta", "units": "m", "unit_long": "Meters", "valid_min": 1, "valid_max": 12516, "cell_methods": "area: mean"}}, "bottomT": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Sea floor potential temperature", "standard_name": "sea_water_potential_temperature_at_sea_floor", "units": "degrees_C", "unit_long": "Degrees Celsius", "valid_min": -32752, "valid_max": 19810, "cell_methods": "area: mean"}}, "sithick": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Sea ice thickness", "standard_name": "sea_ice_thickness", "units": "m", "unit_long": "Meters", "valid_min": 1, "valid_max": 7672, "cell_methods": "area: mean where sea_ice"}}, "siconc": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Ice concentration", "standard_name": "sea_ice_area_fraction", "units": "1", "unit_long": "Fraction", "valid_min": 1, "valid_max": 28027, "cell_methods": "area: mean where sea_ice"}}, "usi": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Sea ice eastward velocity", "standard_name": "eastward_sea_ice_velocity", "units": "m s-1", "unit_long": "Meters per second", "valid_min": -21266, "valid_max": 28902, "cell_methods": "area: mean where sea_ice"}}, "vsi": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Sea ice northward velocity", "standard_name": "northward_sea_ice_velocity", "units": "m s-1", "unit_long": "Meters per second", "valid_min": -32158, "valid_max": 23067, "cell_methods": "area: mean where sea_ice"}}, "time": {"dims": ["time"], "dtype": "float32", "attrs": {"long_name": "Time (hours since 1950-01-01)", "standard_name": "time", "calendar": "gregorian", "valid_min": 525972.0, "valid_max": 525972.0, "units": "hours since 1950-01-01 00:00:00", "axis": "T"}}, "depth": {"dims": ["depth"], "dtype": "float32", "attrs": {"valid_min": 0.49402499198913574, "valid_max": 5727.9169921875, "units": "m", "positive": "down", "unit_long": "Meters", "long_name": "Depth", "standard_name": "depth", "axis": "Z"}}, "latitude": {"dims": ["latitude"], "dtype": "float32", "attrs": {"valid_min": -80.0, "valid_max": 90.0, "step": 0.08333587646484375, "units": "degrees_north", "unit_long": "Degrees North", "long_name": "Latitude", "standard_name": "latitude", "axis": "Y"}}, "longitude": {"dims": ["longitude"], "dtype": "float32", "attrs": {"valid_min": -180.0, "valid_max": 179.9166717529297, "step": 0.0833282470703125, "units": "degrees_east", "unit_long": "Degrees East", "long_name": "Longitude", "standard_name": "longitude", "axis": "X"}}}}, "ostia": {"provider": "Copernicus Marine Service / UK Met Office OSTIA", "product": "SST_GLO_SST_L4_REP_OBSERVATIONS_010_011", "role": "Daily analysed sea-surface temperature and mask fields sampled at profile points.", "file_count": 5326, "representative_file": "20100101120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", "first_file": "20100101120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", "last_file": "20240731120000-UKMO-L4_GHRSST-SSTfnd-OSTIA-GLOB_REP-v02.0-fv02.0.nc", "global_attrs": {"Conventions": "CF-1.4, ACDD-1.3", "summary": "A merged, multi-sensor L4 Foundation SST product", "references": "Donlon, C.J., Martin, M., Stark, J.D., Roberts-Jones, J., Fiedler, E., Wimmer, W., 2011. The Operational Sea Surface Temperature and Sea Ice Analysis (OSTIA). Remote Sensing of the Environment", "institution": "UKMO", "history": "Created from sst.nc; obs_anal.nc; seaice.nc", "comment": "WARNING Some applications are unable to properly handle signed byte values. If values are encountered > 127, please subtract 256 from this reported value", "license": "These data are available free of charge under the CMEMS data policy", "id": "OSTIA-UKMO-L4-GLOB-v2.0", "naming_authority": "org.ghrsst", "product_version": "3.2", "uuid": "a2df4a18-6f19-4772-9532-39307a0e2794", "gds_version_id": "2.4", "netcdf_version_id": "4.1", "date_created": "20190818T061207Z", "start_time": "20100101T000000Z", "time_coverage_start": "20100101T000000Z", "stop_time": "20100102T000000Z", "time_coverage_end": "20100102T000000Z", "file_quality_level": 3, "Metadata_Conventions": "Unidata Observation Dataset v1.0", "metadata_link": "http://podaac.jpl.nasa.gov/ws/metadata/dataset?format=gcmd&shortName=UKMO-L4HRfnd-GLOB-OSTIA", "keywords": "Oceans > Ocean Temperature > Sea Surface Temperature", "keywords_vocabulary": "NASA Global Change Master Directory (GCMD) Science Keywords", "standard_name_vocabulary": "NetCDF Climate and Forecast (CF) Metadata Convention", "westernmost_longitude": -180.0, "easternmost_longitude": 180.00001525878906, "southernmost_latitude": -90.0, "northernmost_latitude": 90.0, "spatial_resolution": "0.05 degree", "geospatial_lat_units": "degrees_north", "geospatial_lat_resolution": 0.05000000074505806, "geospatial_lon_units": "degrees_east", "geospatial_lon_resolution": 0.05000000074505806, "acknowledgment": "Please acknowledge the use of these data with the following statement: These data were provided by GHRSST, Met Office and CMEMS", "creator_name": "Met Office as part of CMEMS", "creator_email": "servicedesk.cmems@mercator-ocean.eu", "creator_url": "http://marine.copernicus.eu", "project": "Group for High Resolution Sea Surface Temperature", "publisher_name": "GHRSST Project Office", "publisher_url": "http://www.ghrsst.org", "publisher_email": "ghrsst-po@nceo.ac.uk", "processing_level": "L4", "cdm_data_type": "grid", "title": "Global SST & Sea Ice Analysis, L4 OSTIA, 0.05 deg daily (METOFFICE-GLO-SST-L4-REP-OBS-SST-V2)", "sensor": "AMSR2, AMSRE, GOES<13,16>, SEVIRI, SLSTRA, ATSR<1,2>, AATSR, AVHRR<07,09,11,12,14,15,16,17,18,19,MTA>, GMI, VIIRS", "platform": "GCOM-W, AQUA, GOES<13,16>, MetoSat<08,09,10,11>, Sentinel-<3a,3b>, ERS<1,2>, Envisat, NOAA-<07,08,09,11,12,14,15,16,17,18,19,MTA>, GPM-Core, Suomi-NPP, NOAA-20", "source": "AMSR2-REMSS-L2P-v2.0, AMSRE-REMSS-L2P-v2.0, GOES<13,16>-OSISAF-L3C-v2.0, SEVIRI-OSISAF-L3C-v2.0, SLSTRA-C3S-L3C-v2.0, ATSR<1,2>-ESACCI-L3U-v2.0, AATSR-ESACCI-L3U-v2.0, AVHRR<07,09,11,12,14,15,16,17,18,19,MTA>-ESACCI-L3U-v2.0, GMI-REMSS-L3U-v2.0, VIIRS-OSPO-L3U-v2.0, OSISAF_ICE"}, "dimensions": {"time": 1, "lat": 3600, "lon": 7200}, "variables": {"analysed_sst": {"dims": ["time", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "analysed sea surface temperature", "standard_name": "sea_surface_foundation_temperature", "units": "kelvin", "valid_min": -300, "valid_max": 4500, "source": "AMSR2-REMSS-L2P-v2.0, AMSRE-REMSS-L2P-v2.0, TMI-REMSS-L2P-v04, GOES13-OSISAF-L3C-v2.0, SEVIRI-OSISAF-L3C-v2.0, SLSTRA-C3S-L3C-v2.0, ATSR<1,2>-ESACCI-L3U-v2.0, AATSR-ESACCI-L3U-v2.0, AVHRR<06,07,08,09,10,11,12,14,15,16,17,18,19>-ESACCI-L3U-v2.0, AVHRRMTA-ESACCI-L3U-v2.0, GMI-REMSS-L3U-v2.0, VIIRS-OSPO-L3U-v2.0", "reference": "C.J. Donlon, M. Martin,J.D. Stark, J. Roberts-Jones, E. Fiedler, W. Wimmer. The operational sea surface temperature and sea ice analysis (OSTIA) system. Remote Sensing Environ., 116 (2012), pp. 140-158 http://dx.doi.org/10.1016/j.rse.2010.10.017", "comment": "OSTIA foundation SST"}}, "analysis_error": {"dims": ["time", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "estimated error standard deviation of analysed_sst", "standard_name": "sea_surface_foundation_temperature standard_error", "units": "kelvin", "valid_min": 0, "valid_max": 32767, "comment": "OSTIA foundation SST analysis standard deviation error"}}, "sea_ice_fraction": {"dims": ["time", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "sea ice area fraction", "standard_name": "sea_ice_area_fraction", "units": "1", "valid_min": 0, "valid_max": 100, "source": "EUMETSAT OSI-SAF", "comment": "Sea ice area fraction"}}, "mask": {"dims": ["time", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "land sea ice lake bit mask", "valid_min": 1, "valid_max": 31, "flag_masks": [1, 2, 4, 8, 16], "flag_meanings": "water land optional_lake_surface sea_ice optional_river_surface", "source": "NAVOCEANO_landmask_v1.0 EUMETSAT_OSI-SAF_icemask ARCLake_lakemask", "comment": "Land/ open ocean/ sea ice lake mask"}}, "time": {"dims": ["time"], "dtype": "int32", "attrs": {"long_name": "reference time of sst field", "standard_name": "time", "axis": "T", "units": "seconds since 1981-01-01 00:00:00", "comment": ""}}, "lat": {"dims": ["lat"], "dtype": "float32", "attrs": {"standard_name": "latitude", "long_name": "latitude", "units": "degrees_north", "valid_min": -90.0, "valid_max": 90.0, "axis": "Y", "comment": "Latitude geographical coordinates,WGS84 projection"}}, "lon": {"dims": ["lon"], "dtype": "float32", "attrs": {"standard_name": "longitude", "long_name": "longitude", "units": "degrees_east", "valid_min": -180.0, "valid_max": 180.0, "axis": "X", "comment": "Longitude geographical coordinates,WGS84 projection"}}}}, "sealevel": {"provider": "Copernicus Marine Service", "product": "SEALEVEL_GLO_PHY_L4_MY_008_047", "dataset_id": "cmems_obs-sl_glo_phy-ssh_my_allsat-l4-duacs-0.125deg_P1D", "role": "Daily sea-level, geostrophic current, and ice-flag fields sampled at profile points.", "file_count": 5326, "representative_file": "dt_global_allsat_phy_l4_20100101_20241016.nc", "first_file": "dt_global_allsat_phy_l4_20100101_20241016.nc", "last_file": "dt_global_allsat_phy_l4_20240731_20250429.nc", "global_attrs": {"Conventions": "CF-1.6", "Metadata_Conventions": "Unidata Dataset Discovery v1.0", "cdm_data_type": "Grid", "comment": "Sea Surface Height measured by Altimetry and derived variables", "contact": "servicedesk.cmems@mercator-ocean.eu", "creator_email": "servicedesk.cmems@mercator-ocean.eu", "creator_name": "CMEMS - Sea Level Thematic Assembly Center", "creator_url": "http://marine.copernicus.eu", "institution": "CLS, CNES", "keywords": "Oceans > Ocean Topography > Sea Surface Height", "keywords_vocabulary": "NetCDF COARDS Climate and Forecast Standard Names", "license": "http://marine.copernicus.eu/web/27-service-commitments-and-licence.php", "processing_level": "L4", "product_version": "vNov2024", "project": "COPERNICUS MARINE ENVIRONMENT MONITORING SERVICE (CMEMS)", "references": "http://marine.copernicus.eu", "software_version": "8.0_MIOST_DT2024_baseline", "source": "Altimetry measurements", "ssalto_duacs_comment": "The reference mission used for the altimeter inter-calibration processing is Topex/Poseidon between 1993-01-01 and 2002-04-23, Jason-1 between 2002-04-24 and 2008-10-18, OSTM/Jason-2 between 2008-10-19 and 2016-06-25, Jason-3 since 2016-06-25.", "standard_name_vocabulary": "NetCDF Climate and Forecast (CF) Metadata Convention Standard Name Table v37", "summary": "SSALTO/DUACS Delayed-Time Level-4 sea surface height and derived variables measured by multi-satellite altimetry observations over Global Ocean.", "title": "DT merged all satellites Global Ocean Gridded SSALTO/DUACS Sea Surface Height L4 product and derived variables", "date_created": "2024-10-16T16:52:55Z", "history": "2024-10-16 16:52:55Z: Creation", "geospatial_lat_max": 89.9375, "geospatial_lat_min": -89.9375, "geospatial_lat_resolution": 0.125, "geospatial_lat_units": "degrees_north", "geospatial_lon_max": 179.9375, "geospatial_lon_min": -179.9375, "geospatial_lon_resolution": 0.125, "geospatial_lon_units": "degrees_east", "geospatial_vertical_max": 0.0, "geospatial_vertical_min": 0.0, "geospatial_vertical_positive": "down", "geospatial_vertical_resolution": "point", "geospatial_vertical_units": "m", "time_coverage_duration": "P1D", "time_coverage_resolution": "P1D", "time_coverage_end": "2010-01-01T12:00:00Z", "time_coverage_start": "2009-12-31T12:00:00Z", "platform": "Jason-1 Interleaved, OSTM/Jason-2, Envisat"}, "dimensions": {"latitude": 1440, "nv": 2, "longitude": 2880, "time": 1}, "variables": {"sla": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"ancillary_variables": "err_sla", "comment": "The sea level anomaly is the sea surface height above mean sea surface; it is referenced to the [1993, 2012] period; see the product user manual for details", "grid_mapping": "crs", "long_name": "Sea level anomaly", "standard_name": "sea_surface_height_above_sea_level", "units": "m"}}, "err_sla": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"comment": "The formal mapping error represents a purely theoretical mapping error. It mainly traduces errors induced by the constellation sampling capability and consistency with the spatial/temporal scales considered, as described in Le Traon et al (1998) or Ducet et al (2000)", "grid_mapping": "crs", "long_name": "Formal mapping error", "standard_name": "sea_surface_height_above_sea_level standard_error", "units": "m"}}, "ugosa": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"ancillary_variables": "err_ugosa", "comment": "The geostrophic velocity anomalies are referenced to the [1993, 2012] period", "grid_mapping": "crs", "long_name": "Geostrophic velocity anomalies: zonal component", "standard_name": "surface_geostrophic_eastward_sea_water_velocity_assuming_sea_level_for_geoid", "units": "m/s"}}, "err_ugosa": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"comment": "The formal mapping error represents a purely theoretical mapping error. It mainly traduces errors induced by the constellation sampling capability and consistency with the spatial/temporal scales considered, as described in Le Traon et al (1998) or Ducet et al (2000)", "grid_mapping": "crs", "long_name": "Formal mapping error on zonal geostrophic velocity anomalies", "standard_name": "surface_geostrophic_eastward_sea_water_velocity_assuming_sea_level_for_geoid standard_error", "units": "m/s"}}, "vgosa": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"ancillary_variables": "err_vgosa", "comment": "The geostrophic velocity anomalies are referenced to the [1993, 2012] period", "grid_mapping": "crs", "long_name": "Geostrophic velocity anomalies: meridian component", "standard_name": "surface_geostrophic_northward_sea_water_velocity_assuming_sea_level_for_geoid", "units": "m/s"}}, "err_vgosa": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"comment": "The formal mapping error represents a purely theoretical mapping error. It mainly traduces errors induced by the constellation sampling capability and consistency with the spatial/temporal scales considered, as described in Le Traon et al (1998) or Ducet et al (2000)", "grid_mapping": "crs", "long_name": "Formal mapping error on meridional geostrophic velocity anomalies", "standard_name": "surface_geostrophic_northward_sea_water_velocity_assuming_sea_level_for_geoid standard_error", "units": "m/s"}}, "adt": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"comment": "The absolute dynamic topography is the sea surface height above geoid; the adt is obtained as follows: adt=sla+mdt where mdt is the mean dynamic topography; see the product user manual for details", "grid_mapping": "crs", "long_name": "Absolute dynamic topography", "standard_name": "sea_surface_height_above_geoid", "units": "m"}}, "ugos": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"grid_mapping": "crs", "long_name": "Absolute geostrophic velocity: zonal component", "standard_name": "surface_geostrophic_eastward_sea_water_velocity", "units": "m/s"}}, "vgos": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"grid_mapping": "crs", "long_name": "Absolute geostrophic velocity: meridian component", "standard_name": "surface_geostrophic_northward_sea_water_velocity", "units": "m/s"}}, "flag_ice": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Ice Flag for a 15% criterion of ice concentration", "flag_meanings": "data_on_sea data_on_ice", "flag_values": [0, 1], "standard_name": "status_flag", "comment": "Ice Flag based on CDR OSI SAF V3.0 products until 2020 (OSI-450_a), ICDR OSI SAF V3.0 (Interim products) from 2021 (OSI-430-a) (Lavergne et al., 2019). The flag corresponds to the 15% sea ice concentration.", "grid_mapping": "crs"}}, "tpa_correction": {"dims": ["time"], "dtype": "float64", "attrs": {"long_name": "TOPEX-A instrumental drift correction derived from altimetry and tide gauges global comparisons (WCRP Sea Level Budget Group, 2018)", "standard_name": "sea_surface_height_above_sea_level", "comment": "NOT IMPLEMENTED YET: This correction is not yet available for the current product version. This field will be updated once this correction is producted. This variable can be added to the gridded SLA to correct for the observed instrumental drift during the lifetime of the TOPEX-A mission (the correction is null after this period). This is a global correction to be added a posteriori (and not before) on the global mean sea level estimate derived from the gridded sea level map. It can be applied at regional or local scale as a best estimate (better than no correction, since the regional variation of the instrumental drift is unknown). See product manual for more details.", "units": "m"}}, "time": {"dims": ["time"], "dtype": "float32", "attrs": {"long_name": "Time", "calendar": "gregorian", "axis": "T", "standard_name": "time", "units": "days since 1950-01-01 00:00:00"}}, "latitude": {"dims": ["latitude"], "dtype": "float32", "attrs": {"long_name": "Latitude", "valid_max": 89.9375, "axis": "Y", "standard_name": "latitude", "bounds": "lat_bnds", "units": "degrees_north", "valid_min": -89.9375}}, "longitude": {"dims": ["longitude"], "dtype": "float32", "attrs": {"axis": "X", "long_name": "Longitude", "standard_name": "longitude", "units": "degrees_east", "valid_max": 179.9375, "valid_min": -179.9375, "bounds": "lon_bnds"}}}}, "sss": {"provider": "Copernicus Marine Service / CNR", "product": "MULTIOBS_GLO_PHY_S_SURFACE_MYNRT_015_013", "dataset_id": "cmems_obs-mob_glo_phy-sss_my_multi_P1D", "role": "Daily sea-surface salinity, density, and sea-ice fields sampled at profile points.", "file_count": 5326, "representative_file": "dataset-sss-ssd-rep-daily_20100101T1200Z_P20241017T0000Z.nc", "first_file": "dataset-sss-ssd-rep-daily_20100101T1200Z_P20241017T0000Z.nc", "last_file": "dataset-sss-ssd-rep-daily_20240731T1200Z_P20260101T0000Z.nc", "global_attrs": {"Conventions": "CF-1.7", "title": "Global Analysed Sea Surface Salinity and Density", "references": "Buongiorno Nardelli, B., R. Droghei, and R. Santoleri (2016), Multi-dimensional interpolation of SMOS sea surface salinity with surface temperature and in situ salinity data, Remote Sens. Environ., doi:10.1016/j.rse.2015.12.052.;Sammartino, M., Aronica, S., Santoleri, S., and B. Buongiorno Nardelli, (2022), Retrieving Mediterranean Sea Surface Salinity Distribution and Interannual Trends from Multi-Sensor Satellite and In Situ Data, Remote Sens., doi.org/10.3390/rs14102502.", "institution": "CNR", "contact": "servicedesk.cmems@mercator-ocean.eu", "netcdf_version_id": "4.9.3-development of Jun 4 2023 14:13:36", "creation_date": "Thu 17 Oct 2024 10:57:11", "product_version": "1.1", "grid_resolution": "0.125 degrees", "software_version": "SSS/SSD HR Processor v1.1", "westernmost_longitude": "0.0625", "easternmost_longitude": "359.9375", "southernmost_latitude": "-89.9375", "northernmost_latitude": "89.9375", "Scaling_Equation": "(scale_factor*data) + add_offset", "license": "free registration at Copernicus Marine Service (http://marine.copernicus.eu/web/56-user-registration-form.php)"}, "dimensions": {"time": 1, "depth": 1, "lat": 1440, "lon": 2880}, "variables": {"sos": {"dims": ["time", "depth", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "sea surface salinity", "standard_name": "sea_surface_salinity", "units": ".001"}}, "dos": {"dims": ["time", "depth", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "sea surface density", "standard_name": "sea_surface_density", "units": "kg/m3"}}, "sea_ice_fraction": {"dims": ["time", "depth", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "sea ice area fraction", "standard_name": "sea_ice_area_fraction", "units": "percent"}}, "time": {"dims": ["time"], "dtype": "int32", "attrs": {"units": "hours since 1950-01-01 00:00:00", "long_name": "time", "standard_name": "time", "calendar": "Gregorian", "axis": "T", "comment": "Nominal time of Level 4 analysis"}}, "depth": {"dims": ["depth"], "dtype": "float32", "attrs": {"standard_name": "depth", "units": "m", "axis": "Z", "positive": "down"}}, "lat": {"dims": ["lat"], "dtype": "float32", "attrs": {"units": "degrees_north", "axis": "Y", "standard_name": "latitude"}}, "lon": {"dims": ["lon"], "dtype": "float32", "attrs": {"units": "degrees_east", "axis": "X", "standard_name": "longitude"}}}}}, "processing": {"argo_depth_projection": "ARGO TEMP, POTM_CORRECTED, and PSAL_CORRECTED are interpolated onto the GLORYS depth coordinate with duplicate-depth collapse and the existing GLORYS depth cutoff rules.", "spatial_collocation": "Continuous gridded fields use xarray linear interpolation at profile latitude/longitude. Categorical variables use nearest-neighbor sampling.", "temporal_collocation": "All gridded fields use the nearest available source file in time. No temporal interpolation is applied between bracketing source files.", "argo_quality_flags": "Optional EN4/ARGO QC variables are stored as int8 QC codes. Depth-level QC variables are projected onto the GLORYS depth coordinate by keeping the exact source-depth code where possible, otherwise the worst code from the bracketing source levels. A value of -1 means unavailable or unsupported at that target depth.", "longitude_handling": "Profile longitudes are normalized to [-180, 180), then converted to 0..360 only when the source grid uses non-negative longitudes."}, "status_values": {"0": "nearest_or_exact", "1": "nearest_edge", "2": "missing"}, "primary_external_sea_surface_height": "sealevel_adt", "primary_external_sea_surface_salinity": "sss_sos", "primary_external_sea_surface_density": "sss_dos", "known_source_notes": {"sealevel_tpa_correction": "The Copernicus source metadata marks this field as not implemented in the current product version, so values may be NaN."}}, "argo_depth_qc_on_glorys_depth/.zattrs": {"long_name": "DEPH_CORRECTED_QC projected QC code on GLORYS depth", "description": "Optional EN4/ARGO depth-level QC code carried onto the GLORYS depth coordinate. Exact depth matches keep the source code; interpolated targets use the worst bracketing source-level code. -1 means unavailable or unsupported.", "source_product": "EN4.2.2 profile archive", "source_variable": "DEPH_CORRECTED_QC", "source_attrs": {"long_name": "quality on depth", "conventions": "q where q =[0,9]", "_fillvalue": "0"}, "flag_values": [-1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9], "missing_flag_value": -1, "projection": "Optional EN4/ARGO QC variables are stored as int8 QC codes. Depth-level QC variables are projected onto the GLORYS depth coordinate by keeping the exact source-depth code where possible, otherwise the worst code from the bracketing source levels. A value of -1 means unavailable or unsupported at that target depth.", "_ARRAY_DIMENSIONS": ["profile", "glorys_depth"]}, "argo_depth_qc_on_glorys_depth/.zarray": {"shape": [6637381, 50], "chunks": [2048, 50], "dtype": "|i1", "fill_value": null, "order": "C", "filters": null, "dimension_separator": ".", "compressor": {"id": "blosc", "cname": "lz4", "clevel": 5, "shuffle": 1, "blocksize": 0}, "zarr_format": 2}, "argo_juld_qc/.zattrs": {"long_name": "JULD_QC profile QC code", "description": "Optional EN4/ARGO profile-level QC code copied from the source profile. -1 means the source QC variable was absent.", "source_product": "EN4.2.2 profile archive", "source_variable": "JULD_QC", "source_attrs": {"long_name": "quality on date and time", "conventions": "q where q=[0-9]", "_fillvalue": "0"}, "flag_values": [-1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9], "missing_flag_value": -1, "_ARRAY_DIMENSIONS": ["profile"]}, "argo_juld_qc/.zarray": {"shape": [6637381], "chunks": [2048], "dtype": "|i1", "fill_value": null, "order": "C", "filters": null, "dimension_separator": ".", "compressor": {"id": "blosc", "cname": "lz4", "clevel": 5, "shuffle": 1, "blocksize": 0}, "zarr_format": 2}, "argo_position_qc/.zattrs": {"long_name": "POSITION_QC profile QC code", "description": "Optional EN4/ARGO profile-level QC code copied from the source profile. -1 means the source QC variable was absent.", "source_product": "EN4.2.2 profile archive", "source_variable": "POSITION_QC", "source_attrs": {"long_name": "quality on position (latitude and longitude)", "conventions": "q where q =[0,9]", "_fillvalue": "0"}, "flag_values": [-1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9], "missing_flag_value": -1, "_ARRAY_DIMENSIONS": ["profile"]}, "argo_position_qc/.zarray": {"shape": [6637381], "chunks": [2048], "dtype": "|i1", "fill_value": null, "order": "C", "filters": null, "dimension_separator": ".", "compressor": {"id": "blosc", "cname": "lz4", "clevel": 5, "shuffle": 1, "blocksize": 0}, "zarr_format": 2}, "argo_potm_on_glorys_depth/.zattrs": {"long_name": "POTM_CORRECTED projected onto GLORYS depth", "description": "EN4/ARGO profile variable vertically interpolated onto the GLORYS depth coordinate.", "source_product": "EN4.2.2 profile archive", "source_variable": "POTM_CORRECTED", "source_depth_variable": "DEPH_CORRECTED", "vertical_interpolation": "ARGO TEMP, POTM_CORRECTED, and PSAL_CORRECTED are interpolated onto the GLORYS depth coordinate with duplicate-depth collapse and the existing GLORYS depth cutoff rules.", "units": "degree_celsius", "source_attrs": {"long_name": "corrected pot. temp", "_fillvalue": 99999.0, "units": "degree_celsius", "valid_min": -3.0, "valid_max": 40.0, "comment": "corrected value", "c_format": "%9.3f", "fortran_format": "f9.3", "resolution": 0.001}, "_ARRAY_DIMENSIONS": ["profile", "glorys_depth"]}, "argo_potm_on_glorys_depth/.zarray": {"shape": [6637381, 50], "chunks": [2048, 50], "dtype": "-ESACCI-L3U-v2.0, AATSR-ESACCI-L3U-v2.0, AVHRR<06,07,08,09,10,11,12,14,15,16,17,18,19>-ESACCI-L3U-v2.0, AVHRRMTA-ESACCI-L3U-v2.0, GMI-REMSS-L3U-v2.0, VIIRS-OSPO-L3U-v2.0", "reference": "C.J. Donlon, M. Martin,J.D. Stark, J. Roberts-Jones, E. Fiedler, W. Wimmer. The operational sea surface temperature and sea ice analysis (OSTIA) system. Remote Sensing Environ., 116 (2012), pp. 140-158 http://dx.doi.org/10.1016/j.rse.2010.10.017", "comment": "OSTIA foundation SST"}, "_ARRAY_DIMENSIONS": ["profile"]}, "ostia_analysed_sst/.zarray": {"shape": [6637381], "chunks": [2048], "dtype": " 127, please subtract 256 from this reported value", "license": "These data are available free of charge under the CMEMS data policy", "id": "OSTIA-UKMO-L4-GLOB-v2.0", "naming_authority": "org.ghrsst", "product_version": "3.2", "uuid": "a2df4a18-6f19-4772-9532-39307a0e2794", "gds_version_id": "2.4", "netcdf_version_id": "4.1", "date_created": "20190813T064931Z", "start_time": "20000101T000000Z", "time_coverage_start": "20000101T000000Z", "stop_time": "20000102T000000Z", "time_coverage_end": "20000102T000000Z", "file_quality_level": 3, "Metadata_Conventions": "Unidata Observation Dataset v1.0", "metadata_link": "http://podaac.jpl.nasa.gov/ws/metadata/dataset?format=gcmd&shortName=UKMO-L4HRfnd-GLOB-OSTIA", "keywords": "Oceans > Ocean Temperature > Sea Surface Temperature", "keywords_vocabulary": "NASA Global Change Master Directory (GCMD) Science Keywords", "standard_name_vocabulary": "NetCDF Climate and Forecast (CF) Metadata Convention", "westernmost_longitude": -180.0, "easternmost_longitude": 180.00001525878906, "southernmost_latitude": -90.0, "northernmost_latitude": 90.0, "spatial_resolution": "0.05 degree", "geospatial_lat_units": "degrees_north", "geospatial_lat_resolution": 0.05000000074505806, "geospatial_lon_units": "degrees_east", "geospatial_lon_resolution": 0.05000000074505806, "acknowledgment": "Please acknowledge the use of these data with the following statement: These data were provided by GHRSST, Met Office and CMEMS", "creator_name": "Met Office as part of CMEMS", "creator_email": "servicedesk.cmems@mercator-ocean.eu", "creator_url": "http://marine.copernicus.eu", "project": "Group for High Resolution Sea Surface Temperature", "publisher_name": "GHRSST Project Office", "publisher_url": "http://www.ghrsst.org", "publisher_email": "ghrsst-po@nceo.ac.uk", "processing_level": "L4", "cdm_data_type": "grid", "title": "Global SST & Sea Ice Analysis, L4 OSTIA, 0.05 deg daily (METOFFICE-GLO-SST-L4-REP-OBS-SST-V2)", "sensor": "AMSR2, AMSRE, GOES<13,16>, SEVIRI, SLSTRA, ATSR<1,2>, AATSR, AVHRR<07,09,11,12,14,15,16,17,18,19,MTA>, GMI, VIIRS", "platform": "GCOM-W, AQUA, GOES<13,16>, MetoSat<08,09,10,11>, Sentinel-<3a,3b>, ERS<1,2>, Envisat, NOAA-<07,08,09,11,12,14,15,16,17,18,19,MTA>, GPM-Core, Suomi-NPP, NOAA-20", "source": "AMSR2-REMSS-L2P-v2.0, AMSRE-REMSS-L2P-v2.0, GOES<13,16>-OSISAF-L3C-v2.0, SEVIRI-OSISAF-L3C-v2.0, SLSTRA-C3S-L3C-v2.0, ATSR<1,2>-ESACCI-L3U-v2.0, AATSR-ESACCI-L3U-v2.0, AVHRR<07,09,11,12,14,15,16,17,18,19,MTA>-ESACCI-L3U-v2.0, GMI-REMSS-L3U-v2.0, VIIRS-OSPO-L3U-v2.0, OSISAF_ICE"}, "dimensions": {"time": 1, "lat": 3600, "lon": 7200}, "variables": {"analysed_sst": {"dims": ["time", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "analysed sea surface temperature", "standard_name": "sea_surface_foundation_temperature", "units": "kelvin", "valid_min": -300, "valid_max": 4500, "source": "AMSR2-REMSS-L2P-v2.0, AMSRE-REMSS-L2P-v2.0, TMI-REMSS-L2P-v04, GOES13-OSISAF-L3C-v2.0, SEVIRI-OSISAF-L3C-v2.0, SLSTRA-C3S-L3C-v2.0, ATSR<1,2>-ESACCI-L3U-v2.0, AATSR-ESACCI-L3U-v2.0, AVHRR<06,07,08,09,10,11,12,14,15,16,17,18,19>-ESACCI-L3U-v2.0, AVHRRMTA-ESACCI-L3U-v2.0, GMI-REMSS-L3U-v2.0, VIIRS-OSPO-L3U-v2.0", "reference": "C.J. Donlon, M. Martin,J.D. Stark, J. Roberts-Jones, E. Fiedler, W. Wimmer. The operational sea surface temperature and sea ice analysis (OSTIA) system. Remote Sensing Environ., 116 (2012), pp. 140-158 http://dx.doi.org/10.1016/j.rse.2010.10.017", "comment": "OSTIA foundation SST"}}, "analysis_error": {"dims": ["time", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "estimated error standard deviation of analysed_sst", "standard_name": "sea_surface_foundation_temperature standard_error", "units": "kelvin", "valid_min": 0, "valid_max": 32767, "comment": "OSTIA foundation SST analysis standard deviation error"}}, "sea_ice_fraction": {"dims": ["time", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "sea ice area fraction", "standard_name": "sea_ice_area_fraction", "units": "1", "valid_min": 0, "valid_max": 100, "source": "EUMETSAT OSI-SAF", "comment": "Sea ice area fraction"}}, "mask": {"dims": ["time", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "land sea ice lake bit mask", "valid_min": 1, "valid_max": 31, "flag_masks": [1, 2, 4, 8, 16], "flag_meanings": "water land optional_lake_surface sea_ice optional_river_surface", "source": "NAVOCEANO_landmask_v1.0 EUMETSAT_OSI-SAF_icemask ARCLake_lakemask", "comment": "Land/ open ocean/ sea ice lake mask"}}, "time": {"dims": ["time"], "dtype": "int32", "attrs": {"long_name": "reference time of sst field", "standard_name": "time", "axis": "T", "units": "seconds since 1981-01-01 00:00:00", "comment": ""}}, "lat": {"dims": ["lat"], "dtype": "float32", "attrs": {"standard_name": "latitude", "long_name": "latitude", "units": "degrees_north", "valid_min": -90.0, "valid_max": 90.0, "axis": "Y", "comment": "Latitude geographical coordinates,WGS84 projection"}}, "lon": {"dims": ["lon"], "dtype": "float32", "attrs": {"standard_name": "longitude", "long_name": "longitude", "units": "degrees_east", "valid_min": -180.0, "valid_max": 180.0, "axis": "X", "comment": "Longitude geographical coordinates,WGS84 projection"}}}}, "sealevel": {"provider": "Copernicus Marine Service", "product": "SEALEVEL_GLO_PHY_L4_MY_008_047", "dataset_id": "cmems_obs-sl_glo_phy-ssh_my_allsat-l4-duacs-0.125deg_P1D", "role": "Daily sea-level, geostrophic current, and ice-flag fields sampled at profile points.", "file_count": 8979, "representative_file": "dt_global_allsat_phy_l4_20000101_20241016.nc", "first_file": "dt_global_allsat_phy_l4_20000101_20241016.nc", "last_file": "dt_global_allsat_phy_l4_20240731_20250429.nc", "global_attrs": {"Conventions": "CF-1.6", "Metadata_Conventions": "Unidata Dataset Discovery v1.0", "cdm_data_type": "Grid", "comment": "Sea Surface Height measured by Altimetry and derived variables", "contact": "servicedesk.cmems@mercator-ocean.eu", "creator_email": "servicedesk.cmems@mercator-ocean.eu", "creator_name": "CMEMS - Sea Level Thematic Assembly Center", "creator_url": "http://marine.copernicus.eu", "institution": "CLS, CNES", "keywords": "Oceans > Ocean Topography > Sea Surface Height", "keywords_vocabulary": "NetCDF COARDS Climate and Forecast Standard Names", "license": "http://marine.copernicus.eu/web/27-service-commitments-and-licence.php", "processing_level": "L4", "product_version": "vNov2024", "project": "COPERNICUS MARINE ENVIRONMENT MONITORING SERVICE (CMEMS)", "references": "http://marine.copernicus.eu", "software_version": "8.0_MIOST_DT2024_baseline", "source": "Altimetry measurements", "ssalto_duacs_comment": "The reference mission used for the altimeter inter-calibration processing is Topex/Poseidon between 1993-01-01 and 2002-04-23, Jason-1 between 2002-04-24 and 2008-10-18, OSTM/Jason-2 between 2008-10-19 and 2016-06-25, Jason-3 since 2016-06-25.", "standard_name_vocabulary": "NetCDF Climate and Forecast (CF) Metadata Convention Standard Name Table v37", "summary": "SSALTO/DUACS Delayed-Time Level-4 sea surface height and derived variables measured by multi-satellite altimetry observations over Global Ocean.", "title": "DT merged all satellites Global Ocean Gridded SSALTO/DUACS Sea Surface Height L4 product and derived variables", "date_created": "2024-10-16T01:14:28Z", "history": "2024-10-16 01:14:28Z: Creation", "geospatial_lat_max": 89.9375, "geospatial_lat_min": -89.9375, "geospatial_lat_resolution": 0.125, "geospatial_lat_units": "degrees_north", "geospatial_lon_max": 179.9375, "geospatial_lon_min": -179.9375, "geospatial_lon_resolution": 0.125, "geospatial_lon_units": "degrees_east", "geospatial_vertical_max": 0.0, "geospatial_vertical_min": 0.0, "geospatial_vertical_positive": "down", "geospatial_vertical_resolution": "point", "geospatial_vertical_units": "m", "time_coverage_duration": "P1D", "time_coverage_resolution": "P1D", "time_coverage_end": "2000-01-01T12:00:00Z", "time_coverage_start": "1999-12-31T12:00:00Z", "platform": "ERS-2, Topex/Poseidon, Geosat Follow On"}, "dimensions": {"latitude": 1440, "nv": 2, "longitude": 2880, "time": 1}, "variables": {"sla": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"ancillary_variables": "err_sla", "comment": "The sea level anomaly is the sea surface height above mean sea surface; it is referenced to the [1993, 2012] period; see the product user manual for details", "grid_mapping": "crs", "long_name": "Sea level anomaly", "standard_name": "sea_surface_height_above_sea_level", "units": "m"}}, "err_sla": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"comment": "The formal mapping error represents a purely theoretical mapping error. It mainly traduces errors induced by the constellation sampling capability and consistency with the spatial/temporal scales considered, as described in Le Traon et al (1998) or Ducet et al (2000)", "grid_mapping": "crs", "long_name": "Formal mapping error", "standard_name": "sea_surface_height_above_sea_level standard_error", "units": "m"}}, "ugosa": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"ancillary_variables": "err_ugosa", "comment": "The geostrophic velocity anomalies are referenced to the [1993, 2012] period", "grid_mapping": "crs", "long_name": "Geostrophic velocity anomalies: zonal component", "standard_name": "surface_geostrophic_eastward_sea_water_velocity_assuming_sea_level_for_geoid", "units": "m/s"}}, "err_ugosa": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"comment": "The formal mapping error represents a purely theoretical mapping error. It mainly traduces errors induced by the constellation sampling capability and consistency with the spatial/temporal scales considered, as described in Le Traon et al (1998) or Ducet et al (2000)", "grid_mapping": "crs", "long_name": "Formal mapping error on zonal geostrophic velocity anomalies", "standard_name": "surface_geostrophic_eastward_sea_water_velocity_assuming_sea_level_for_geoid standard_error", "units": "m/s"}}, "vgosa": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"ancillary_variables": "err_vgosa", "comment": "The geostrophic velocity anomalies are referenced to the [1993, 2012] period", "grid_mapping": "crs", "long_name": "Geostrophic velocity anomalies: meridian component", "standard_name": "surface_geostrophic_northward_sea_water_velocity_assuming_sea_level_for_geoid", "units": "m/s"}}, "err_vgosa": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"comment": "The formal mapping error represents a purely theoretical mapping error. It mainly traduces errors induced by the constellation sampling capability and consistency with the spatial/temporal scales considered, as described in Le Traon et al (1998) or Ducet et al (2000)", "grid_mapping": "crs", "long_name": "Formal mapping error on meridional geostrophic velocity anomalies", "standard_name": "surface_geostrophic_northward_sea_water_velocity_assuming_sea_level_for_geoid standard_error", "units": "m/s"}}, "adt": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"comment": "The absolute dynamic topography is the sea surface height above geoid; the adt is obtained as follows: adt=sla+mdt where mdt is the mean dynamic topography; see the product user manual for details", "grid_mapping": "crs", "long_name": "Absolute dynamic topography", "standard_name": "sea_surface_height_above_geoid", "units": "m"}}, "ugos": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"grid_mapping": "crs", "long_name": "Absolute geostrophic velocity: zonal component", "standard_name": "surface_geostrophic_eastward_sea_water_velocity", "units": "m/s"}}, "vgos": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"grid_mapping": "crs", "long_name": "Absolute geostrophic velocity: meridian component", "standard_name": "surface_geostrophic_northward_sea_water_velocity", "units": "m/s"}}, "flag_ice": {"dims": ["time", "latitude", "longitude"], "dtype": "float64", "attrs": {"long_name": "Ice Flag for a 15% criterion of ice concentration", "flag_meanings": "data_on_sea data_on_ice", "flag_values": [0, 1], "standard_name": "status_flag", "comment": "Ice Flag based on CDR OSI SAF V3.0 products until 2020 (OSI-450_a), ICDR OSI SAF V3.0 (Interim products) from 2021 (OSI-430-a) (Lavergne et al., 2019). The flag corresponds to the 15% sea ice concentration.", "grid_mapping": "crs"}}, "tpa_correction": {"dims": ["time"], "dtype": "float64", "attrs": {"long_name": "TOPEX-A instrumental drift correction derived from altimetry and tide gauges global comparisons (WCRP Sea Level Budget Group, 2018)", "standard_name": "sea_surface_height_above_sea_level", "comment": "NOT IMPLEMENTED YET: This correction is not yet available for the current product version. This field will be updated once this correction is producted. This variable can be added to the gridded SLA to correct for the observed instrumental drift during the lifetime of the TOPEX-A mission (the correction is null after this period). This is a global correction to be added a posteriori (and not before) on the global mean sea level estimate derived from the gridded sea level map. It can be applied at regional or local scale as a best estimate (better than no correction, since the regional variation of the instrumental drift is unknown). See product manual for more details.", "units": "m"}}, "time": {"dims": ["time"], "dtype": "float32", "attrs": {"long_name": "Time", "calendar": "gregorian", "axis": "T", "standard_name": "time", "units": "days since 1950-01-01 00:00:00"}}, "latitude": {"dims": ["latitude"], "dtype": "float32", "attrs": {"long_name": "Latitude", "valid_max": 89.9375, "axis": "Y", "standard_name": "latitude", "bounds": "lat_bnds", "units": "degrees_north", "valid_min": -89.9375}}, "longitude": {"dims": ["longitude"], "dtype": "float32", "attrs": {"axis": "X", "long_name": "Longitude", "standard_name": "longitude", "units": "degrees_east", "valid_max": 179.9375, "valid_min": -179.9375, "bounds": "lon_bnds"}}}}, "sss": {"provider": "Copernicus Marine Service / CNR", "product": "MULTIOBS_GLO_PHY_S_SURFACE_MYNRT_015_013", "dataset_id": "cmems_obs-mob_glo_phy-sss_my_multi_P1D", "role": "Daily sea-surface salinity, density, and sea-ice fields sampled at profile points.", "file_count": 8979, "representative_file": "dataset-sss-ssd-rep-daily_20000101T1200Z_P20241017T0000Z.nc", "first_file": "dataset-sss-ssd-rep-daily_20000101T1200Z_P20241017T0000Z.nc", "last_file": "dataset-sss-ssd-rep-daily_20240731T1200Z_P20260101T0000Z.nc", "global_attrs": {"Conventions": "CF-1.7", "title": "Global Analysed Sea Surface Salinity and Density", "references": "Buongiorno Nardelli, B., R. Droghei, and R. Santoleri (2016), Multi-dimensional interpolation of SMOS sea surface salinity with surface temperature and in situ salinity data, Remote Sens. Environ., doi:10.1016/j.rse.2015.12.052.;Sammartino, M., Aronica, S., Santoleri, S., and B. Buongiorno Nardelli, (2022), Retrieving Mediterranean Sea Surface Salinity Distribution and Interannual Trends from Multi-Sensor Satellite and In Situ Data, Remote Sens., doi.org/10.3390/rs14102502.", "institution": "CNR", "contact": "servicedesk.cmems@mercator-ocean.eu", "netcdf_version_id": "4.9.3-development of Jun 4 2023 14:13:36", "creation_date": "Thu 17 Oct 2024 10:53:20", "product_version": "1.1", "grid_resolution": "0.125 degrees", "software_version": "SSS/SSD HR Processor v1.1", "westernmost_longitude": "0.0625", "easternmost_longitude": "359.9375", "southernmost_latitude": "-89.9375", "northernmost_latitude": "89.9375", "Scaling_Equation": "(scale_factor*data) + add_offset", "license": "free registration at Copernicus Marine Service (http://marine.copernicus.eu/web/56-user-registration-form.php)"}, "dimensions": {"time": 1, "depth": 1, "lat": 1440, "lon": 2880}, "variables": {"sos": {"dims": ["time", "depth", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "sea surface salinity", "standard_name": "sea_surface_salinity", "units": ".001"}}, "dos": {"dims": ["time", "depth", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "sea surface density", "standard_name": "sea_surface_density", "units": "kg/m3"}}, "sea_ice_fraction": {"dims": ["time", "depth", "lat", "lon"], "dtype": "float32", "attrs": {"long_name": "sea ice area fraction", "standard_name": "sea_ice_area_fraction", "units": "percent"}}, "time": {"dims": ["time"], "dtype": "int32", "attrs": {"units": "hours since 1950-01-01 00:00:00", "long_name": "time", "standard_name": "time", "calendar": "Gregorian", "axis": "T", "comment": "Nominal time of Level 4 analysis"}}, "depth": {"dims": ["depth"], "dtype": "float32", "attrs": {"standard_name": "depth", "units": "m", "axis": "Z", "positive": "down"}}, "lat": {"dims": ["lat"], "dtype": "float32", "attrs": {"units": "degrees_north", "axis": "Y", "standard_name": "latitude"}}, "lon": {"dims": ["lon"], "dtype": "float32", "attrs": {"units": "degrees_east", "axis": "X", "standard_name": "longitude"}}}}}, "processing": {"argo_depth_projection": "ARGO TEMP, POTM_CORRECTED, and PSAL_CORRECTED are interpolated onto the GLORYS depth coordinate with duplicate-depth collapse and the existing GLORYS depth cutoff rules.", "spatial_collocation": "Continuous gridded fields use xarray linear interpolation at profile latitude/longitude. Categorical variables use nearest-neighbor sampling.", "temporal_collocation": "All gridded fields use the nearest available source file in time. No temporal interpolation is applied between bracketing source files.", "argo_quality_flags": "Optional EN4/ARGO QC variables are stored as int8 QC codes. Depth-level QC variables are projected onto the GLORYS depth coordinate by keeping the exact source-depth code where possible, otherwise the worst code from the bracketing source levels. A value of -1 means unavailable or unsupported at that target depth.", "longitude_handling": "Profile longitudes are normalized to [-180, 180), then converted to 0..360 only when the source grid uses non-negative longitudes."}, "status_values": {"0": "nearest_or_exact", "1": "nearest_edge", "2": "missing"}, "primary_external_sea_surface_height": "sealevel_adt", "primary_external_sea_surface_salinity": "sss_sos", "primary_external_sea_surface_density": "sss_dos", "known_source_notes": {"sealevel_tpa_correction": "The Copernicus source metadata marks this field as not implemented in the current product version, so values may be NaN."}}, "argo_depth_qc_on_glorys_depth/.zattrs": {"long_name": "DEPH_CORRECTED_QC projected QC code on GLORYS depth", "description": "Optional EN4/ARGO depth-level QC code carried onto the GLORYS depth coordinate. Exact depth matches keep the source code; interpolated targets use the worst bracketing source-level code. -1 means unavailable or unsupported.", "source_product": "EN4.2.2 profile archive", "source_variable": "DEPH_CORRECTED_QC", "source_attrs": {"long_name": "quality on depth", "conventions": "q where q =[0,9]", "_fillvalue": "0"}, "flag_values": [-1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9], "missing_flag_value": -1, "projection": "Optional EN4/ARGO QC variables are stored as int8 QC codes. Depth-level QC variables are projected onto the GLORYS depth coordinate by keeping the exact source-depth code where possible, otherwise the worst code from the bracketing source levels. A value of -1 means unavailable or unsupported at that target depth.", "_ARRAY_DIMENSIONS": ["profile", "glorys_depth"]}, "argo_depth_qc_on_glorys_depth/.zarray": {"shape": [9485977, 50], "chunks": [8192, 50], "dtype": "|i1", "fill_value": null, "order": "C", "filters": null, "dimension_separator": ".", "compressor": {"id": "blosc", "cname": "lz4", "clevel": 5, "shuffle": 1, "blocksize": 0}, "zarr_format": 2}, "argo_juld_qc/.zattrs": {"long_name": "JULD_QC profile QC code", "description": "Optional EN4/ARGO profile-level QC code copied from the source profile. -1 means the source QC variable was absent.", "source_product": "EN4.2.2 profile archive", "source_variable": "JULD_QC", "source_attrs": {"long_name": "quality on date and time", "conventions": "q where q=[0-9]", "_fillvalue": "0"}, "flag_values": [-1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9], "missing_flag_value": -1, "_ARRAY_DIMENSIONS": ["profile"]}, "argo_juld_qc/.zarray": {"shape": [9485977], "chunks": [8192], "dtype": "|i1", "fill_value": null, "order": "C", "filters": null, "dimension_separator": ".", "compressor": {"id": "blosc", "cname": "lz4", "clevel": 5, "shuffle": 1, "blocksize": 0}, "zarr_format": 2}, "argo_position_qc/.zattrs": {"long_name": "POSITION_QC profile QC code", "description": "Optional EN4/ARGO profile-level QC code copied from the source profile. -1 means the source QC variable was absent.", "source_product": "EN4.2.2 profile archive", "source_variable": "POSITION_QC", "source_attrs": {"long_name": "quality on position (latitude and longitude)", "conventions": "q where q =[0,9]", "_fillvalue": "0"}, "flag_values": [-1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9], "missing_flag_value": -1, "_ARRAY_DIMENSIONS": ["profile"]}, "argo_position_qc/.zarray": {"shape": [9485977], "chunks": [8192], "dtype": "|i1", "fill_value": null, "order": "C", "filters": null, "dimension_separator": ".", "compressor": {"id": "blosc", "cname": "lz4", "clevel": 5, "shuffle": 1, "blocksize": 0}, "zarr_format": 2}, "argo_potm_on_glorys_depth/.zattrs": {"long_name": "POTM_CORRECTED projected onto GLORYS depth", "description": "EN4/ARGO profile variable vertically interpolated onto the GLORYS depth coordinate.", "source_product": "EN4.2.2 profile archive", "source_variable": "POTM_CORRECTED", "source_depth_variable": "DEPH_CORRECTED", "vertical_interpolation": "ARGO TEMP, POTM_CORRECTED, and PSAL_CORRECTED are interpolated onto the GLORYS depth coordinate with duplicate-depth collapse and the existing GLORYS depth cutoff rules.", "units": "degree_celsius", "source_attrs": {"long_name": "corrected pot. temp", "_fillvalue": 99999.0, "units": "degree_celsius", "valid_min": -3.0, "valid_max": 40.0, "comment": "corrected value", "c_format": "%9.3f", "fortran_format": "f9.3", "resolution": 0.001}, "_ARRAY_DIMENSIONS": ["profile", "glorys_depth"]}, "argo_potm_on_glorys_depth/.zarray": {"shape": [9485977, 50], "chunks": [8192, 50], "dtype": "-ESACCI-L3U-v2.0, AATSR-ESACCI-L3U-v2.0, AVHRR<06,07,08,09,10,11,12,14,15,16,17,18,19>-ESACCI-L3U-v2.0, AVHRRMTA-ESACCI-L3U-v2.0, GMI-REMSS-L3U-v2.0, VIIRS-OSPO-L3U-v2.0", "reference": "C.J. Donlon, M. Martin,J.D. Stark, J. Roberts-Jones, E. Fiedler, W. Wimmer. The operational sea surface temperature and sea ice analysis (OSTIA) system. Remote Sensing Environ., 116 (2012), pp. 140-158 http://dx.doi.org/10.1016/j.rse.2010.10.017", "comment": "OSTIA foundation SST"}, "_ARRAY_DIMENSIONS": ["profile"]}, "ostia_analysed_sst/.zarray": {"shape": [9485977], "chunks": [8192], "dtype": "