DAP4 Data Request Form 20231108120000-ABOM-L4_GHRSST-SSTfnd-RAMSSA_09km-AUS-v02.0-fv01.0.nc

dataset: 20231108120000-ABOM-L4_GHRSST-SSTfnd-RAMSSA_09km-AUS-v02.0-fv01.0.nc
(dmr)

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Global Attributes
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      • NC_GLOBAL
        • id: RAMSSA_09km-ABOM-L4-AUS-v01 (Type is String)
        • Conventions: CF-1.6, ACDD-1.3, ISO 8601 (Type is String)
        • title: RAMSSA v1.1 Analysed high resolution foundation sea surface temperature over Australian region (Type is String)
        • summary: AMSR2-JAXA nobs=****** obsesd: avg=0.693 min=0.700 max= 0.700, AVHRRMTB_G-NAVO nobs=187421 obsesd: avg=0.549 min=0.550 max= 0.550, VIIRS_NPP_OSPO nobs= 25872 obsesd: avg=0.400 min=0.400 max= 0.400, VIIRS_N20_OSPO nobs= 25282 obsesd: avg=0.380 min=0.380 max= 0.380, IN_SITU-GTS_BUOYS nobs= 4228 obsesd: avg=0.400 min=0.400 max= 0.400, IN_SITU-GTS_BATHY nobs= 2 obsesd: avg=1.200 min=1.200 max= 1.200, IN_SITU-GTS_SHIP nobs= 440 obsesd: avg=1.200 min=1.200 max= 1.200, IN_SITU-GTS_TESAC nobs= 50 obsesd: avg=1.200 min=1.200 max= 1.200, Univariate Statistical Interpolation Package, SIANAL v13, background correlation length scale = 50 km, observation correlation length scale = 12 km, observation correlation time scale = 0.5 days (Type is String)
        • source: AMSR2-JAXA,AVHRRMTB_G-NAVO,VIIRS_NPP_OSPO,VIIRS_N20_OSPO,IN_SITU-GTS_BUOYS,IN_SITU-GTS_BATHY,IN_SITU-GTS_SHIP,IN_SITU-GTS_TESAC,ACCESS-G-WSP,NCEP-ICE (Type is String)
        • references: Beggs H., A. Zhong, G. Warren, O. Alves, G. Brassington and T. Pugh (2011) RAMSSA An Operational, High-Resolution, Multi-Sensor Sea Surface Temperature Analysis over the Australian Region, Australian Meteorological and Oceanographic Journal, 61, 1-22. http://www.bom.gov.au/jshess/papers.php?year=2011 (Type is String)
        • institution: ABOM (Type is String)
        • comment: This is a Bureau of Meteorology experimental research product originally developed for the BLUElink> Ocean Forecasting Australia Project. WARNING: some applications are unable to properly handle signed byte values. If byte values >127 are encountered, subtract 256 from this reported value. (Type is String)
        • license: GHRSST protocol describes data use as free and open (Type is String)
        • naming_authority: org.ghrsst (Type is String)
        • product_version: 1.0 (Type is String)
        • program: IMOS (Type is String)
        • uuid: 173cfc34-763e-4b20-9796-fc0cdc55e535 (Type is String)
        • gds_version_id: 2.0r5 (Type is String)
        • netcdf_version_id: 4.3 (Type is String)
        • spatial_resolution: 1/12 degree (Type is String)
        • platform: GCOM-W,MetOpB,N20,NPP (Type is String)
        • sensor: AMSR2,AVHRR_GAC,VIIRS (Type is String)
        • Metadata_Link: https://podaac.jpl.nasa.gov/ws/metadata/dataset/?format=iso&shortName=RAMSSA_09km-ABOM-L4-AUS-v01 (Type is String)
        • keywords: Oceans > Ocean Temperature > Sea Surface Temperature (Type is String)
        • platform_vocabulary: GHRSST Data Specification (GDS)2.0, https://www.ghrsst.org/documents/q/category/gds-documents/operational/ (Type is String)
        • keywords_vocabulary: NASA Global Change Master Directory (GCMD) Science Keywords (Type is String)
        • standard_name_vocabulary: NetCDF Climate and Forecast (CF) Metadata Convention (Type is String)
        • geospatial_lat_units: degrees_north (Type is String)
        • geospatial_lon_units: degrees_east (Type is String)
        • geospatial_lat_resolution: 0.0833000019 (Type is Float32)
        • geospatial_lon_resolution: 0.0833000019 (Type is Float32)
        • history: Modified format and attributes of 20231108-ABOM-L4fnd-AUS-v01-fv01.nc using file_convert_RAMSSA,version 1.0 to match the GDS2.0 rev 5 specification (Type is String)
        • acknowledgment: Any use of these data requires the following acknowledgment: Experimental near real-time sea surface temperature analysis produced by the Australian Bureau of Meteorology and provided in GHRSST GDS2.0 format as a contribution to the Integrated Marine Observing System \342\200\223 IMOS is a national collaborative research infrastructure, supported by the Australian Government. (Type is String)
        • creator_name: Australian Bureau of Meteorology (Type is String)
        • creator_email: ghrsst@bom.gov.au (Type is String)
        • creator_url: http://www.bom.gov.au (Type is String)
        • creator_type: Institution (Type is String)
        • creator_institution: Australian Bureau of Meteorology (Type is String)
        • project: Integrated Marine Observing System (Type is String)
        • publisher_name: Australian Bureau of Meteorology (Type is String)
        • publisher_email: ghrsst@bom.gov.au (Type is String)
        • publisher_url: http://www.bom.gov.au (Type is String)
        • publisher_institution: Australian Bureau of Meteorology (Type is String)
        • publisher_type: Institution (Type is String)
        • processing_level: L4 (Type is String)
        • cdm_data_type: Grid (Type is String)
        • date_created: 20231109T120000Z (Type is String)
        • date_modified: 20231109T120000Z (Type is String)
        • date_metadata_modified: 20231109T120000Z (Type is String)
        • date_issued: 20231109T120000Z (Type is String)
        • start_time: 20231108T000000Z (Type is String)
        • time_coverage_start: 20231108T000000Z (Type is String)
        • stop_time: 20231109T000000Z (Type is String)
        • time_coverage_end: 20231109T000000Z (Type is String)
        • time_coverage_duration: P1D (Type is String)
        • time_coverage_resolution: P1D (Type is String)
        • file_quality_level: 3 (Type is Int32)
        • contributor_name: Helen Beggs (Type is String)
        • contributor_role: IMOS PI (Type is String)
        • geospatial_bounds_crs: EPSG:4326 (Type is String)
        • easternmost_longitude: -170.0000000000000 (Type is Float64)
        • westernmost_longitude: 60.00000000000000 (Type is Float64)
        • northernmost_latitude: 20.00000000000000 (Type is Float64)
        • southernmost_latitude: -70.00000000000000 (Type is Float64)
        • geospatial_lon_max: -170.000000 (Type is Float32)
        • geospatial_lon_min: 60.0000000 (Type is Float32)
        • geospatial_lat_max: 20.0000000 (Type is Float32)
        • geospatial_lat_min: -70.0000000 (Type is Float32)
        • geospatial_bounds: POLYGON(-70 60, 20 60, 20 -170, -70 -170, -70 60) (Type is String)
      • DODS_EXTRA
        • Unlimited_Dimension: time (Type is String)
Global Dimensions
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      [ /lon = 0..1560 ]
      [ /time = 0..0 ]
      [ /lat = 0..1080 ]
Variables
lon[ /lon= 0..1560] (Type is Float32)
  • attributes
    • _FillValue: 9.96920997e+36 (Type is Float32)
    • axis: X (Type is String)
    • comment: Longitudes for locating data (Type is String)
    • coverage_content_type: coordinate (Type is String)
    • long_name: longitude (Type is String)
    • standard_name: longitude (Type is String)
    • units: degrees_east (Type is String)
    • valid_max: 180.000000 (Type is Float32)
    • valid_min: -180.000000 (Type is Float32)
time[ /time= 0..0] (Type is Int32)
  • attributes
    • _FillValue: -2147483647 (Type is Int32)
    • long_name: reference time of SST field (Type is String)
    • standard_name: time (Type is String)
    • axis: T (Type is String)
    • units: seconds since 1981-01-01 00:00:00 (Type is String)
    • comment: Nominal time because observations are from different sources and are made at different times of the day (Type is String)
    • coverage_content_type: coordinate (Type is String)
    • calendar: Standard (Type is String)
lat[ /lat= 0..1080] (Type is Float32)
  • attributes
    • _FillValue: 9.96920997e+36 (Type is Float32)
    • long_name: latitude (Type is String)
    • standard_name: latitude (Type is String)
    • axis: Y (Type is String)
    • comment: Latitudes for locating data (Type is String)
    • valid_min: -90.0000000 (Type is Float32)
    • valid_max: 90.0000000 (Type is Float32)
    • units: degrees_north (Type is String)
    • coverage_content_type: coordinate (Type is String)
sea_ice_fraction[ /time= 0..0] [ /lat= 0..1080] [ /lon= 0..1560] (Type is Int16)
  • attributes
    • add_offset: 0.000000000000000 (Type is Float64)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • _FillValue: -128 (Type is Int16)
    • valid_min: 0 (Type is Int16)
    • valid_max: 100 (Type is Int16)
    • units: 1 (Type is String)
    • long_name: sea ice area fraction (Type is String)
    • standard_name: sea_ice_area_fraction (Type is String)
    • comment: Fractional sea ice cover from NCEP-ICE product (Grumbine, 1996) . (Type is String)
    • source: SSMI-NCEP-Analysis-ICE-5min (Type is String)
    • coverage_content_type: auxiliaryInformation (Type is String)
    • coordinates: time lat lon (Type is String)
    • grid_mapping: crs (Type is String)
analysed_sst[ /time= 0..0] [ /lat= 0..1080] [ /lon= 0..1560] (Type is Int16)
  • attributes
    • _FillValue: -32768 (Type is Int16)
    • add_offset: 273.1500000000000 (Type is Float64)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • valid_min: -300 (Type is Int16)
    • valid_max: 4500 (Type is Int16)
    • units: kelvin (Type is String)
    • long_name: analysed sea surface temperature (Type is String)
    • standard_name: sea_surface_foundation_temperature (Type is String)
    • comment: Optimally interpolated analysis of SST observations. (Type is String)
    • source: AMSR2-JAXA,AVHRRMTB_G-NAVO,VIIRS_NPP_OSPO,VIIRS_N20_OSPO,IN_SITU-GTS_BUOYS,IN_SITU-GTS_BATHY,IN_SITU-GTS_SHIP,IN_SITU-GTS_TESAC,ACCESS-G-WSP,NCEP-ICE (Type is String)
    • coverage_content_type: physicalMeasurement (Type is String)
    • grid_mapping: crs (Type is String)
    • coordinates: time lat lon (Type is String)
analysis_error[ /time= 0..0] [ /lat= 0..1080] [ /lon= 0..1560] (Type is Int16)
  • attributes
    • _FillValue: -32768 (Type is Int16)
    • add_offset: 0.000000000000000 (Type is Float64)
    • scale_factor: 0.01000000000000000 (Type is Float64)
    • valid_min: 0 (Type is Int16)
    • valid_max: 32765 (Type is Int16)
    • units: kelvin (Type is String)
    • long_name: estimated error standard deviation of analysed_sst (Type is String)
    • comment: Calculated as analysis field error in OI analysis system and a function of the age and estimated standard deviation of all observations used to form analysed_sst value. See Beggs et al (2011) in http://www.bom.gov.au/jshess/papers.php?year=2011. (Type is String)
    • coverage_content_type: auxiliaryInformation (Type is String)
    • coordinates: time lat lon (Type is String)
    • grid_mapping: crs (Type is String)
mask[ /time= 0..0] [ /lat= 0..1080] [ /lon= 0..1560] (Type is Int16)
  • attributes
    • _FillValue: -128 (Type is Int16)
    • valid_min: 1 (Type is Int16)
    • valid_max: 8 (Type is Int16)
    • long_name: sea/land/lake/ice field composite mask (Type is String)
    • comment: b0: 1 = grid cell is open sea water, b1: 1 = land is present in this grid cell, b2: 1 = lake surface is present in this grid cell, b3: 1 = sea ice is present in this grid cell, b4-b7: reserved for future grid mask data (Type is String)
    • source: NAVOCEANO 1/120 deg land-sea mask. See https://www.ghrsst.org/products-and-services/tools/navo-ghrsst-pp-land-sea-mask/. (Type is String)
    • flag_meanings: water land optional_lake_surface sea-ice (Type is String)
    • grid_mapping: crs (Type is String)
    • coordinates: time lat lon (Type is String)
    • flag_masks: 1, 2, 4, 8 (Type is Int16)
crs(Type is Int32)
  • attributes
    • long_name: coordinate reference system (Type is String)
    • grid_mapping_name: latitude_longitude (Type is String)
    • semi_major_axis: 6379137.00 (Type is Float32)
    • inverse_flattening: 298.2572235630000 (Type is Float64)
    • epsg_code: EPSG:4326 (Type is String)
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