{
  "extent": {
    "spatial": {"bbox": [[
      -180,
      -90,
      180,
      90
    ]]},
    "temporal": {"interval": [[
      "1995-01-01T00:00:00.000Z",
      "1995-12-31T23:59:59.999Z"
    ]]}
  },
  "stac_version": "1.0.0",
  "sci:doi": "10.5270/esa-79a176b",
  "keywords": [
    "DIF10",
    "EARTH SCIENCE>ATMOSPHERE",
    "EARTH SCIENCE>ATMOSPHERE>ATMOSPHERIC WATER VAPOR",
    "EARTH SCIENCE>CRYOSPHERE",
    "EARTH SCIENCE>CRYOSPHERE>SNOW/ICE",
    "EARTH SCIENCE>AGRICULTURE",
    "EARTH SCIENCE>AGRICULTURE>SOILS",
    "EARTH SCIENCE>AGRICULTURE>SOILS>SOIL MOISTURE/WATER CONTENT",
    "ERS-1",
    "ERS-2",
    "ENVISAT",
    "RA",
    "MWR",
    "RA-2",
    "Atmosphere",
    "Atmospheric Water Vapour",
    "Cryosphere",
    "Snow and Ice",
    "Agriculture",
    "Soils",
    "Soil Moisture",
    "Sun-synchronous",
    "800 km",
    "5 - 1150 km",
    "Radar Altimeters",
    "Imaging Spectrometers/Radiometers",
    "Envisat"
  ],
  "created": "2024-04-22T00:00:00.00Z",
  "description": "This dataset is a Fundamental Data Record (FDR) resulting from the _$$ESA FDR4ALT project$$ https://www.fdr4alt.org/ .\rThe Fundamental Data Record for Radiometry V1 products contain intercalibrated Top of the Atmosphere brightness temperatures at 23.8 and 36.5 GHz. The collection covers data for the ERS-1, ERS-2 and Envisat missions, and is built upon a new processing of Level 0 data, incorporating numerous improvements in terms of algorithms, flagging procedures, and corrections.\r\rCompared to existing datasets, the Radiometry FDR demonstrates notable improvements in several aspects:\r\rNew solutions for instrumental effects (ERS Reflector loss, Skyhorn, and Sidelobe corrections)\rNative sampling rate of 7Hz with enhanced coverage\rThe FDR4ALT products are available in NetCDF format. Free standard tools for reading NetCDF data can be used.\rInformation for expert altimetry users is also available in a dedicated NetCDF group within the products.\rPlease consult the _$$FDR4ALT Product User Guide$$ https://earth.esa.int/eogateway/documents/d/earth-online/fdr4alt-products-user-guide before using the data.\rThe FDR4ALT datasets represent the new reference data for the ERS/Envisat altimetry missions, superseding any previous mission data. Users are strongly encouraged to make use of these datasets for optimal results.",
  "sci:citation": "European Space Agency, 2023, FDR4ALT Fundamental Data Records for Radiometry. Version 1.0.",
  "type": "Collection",
  "title": "Fundamental Data Records for Radiometry [MWR_FDR___] 1995",
  "license": "other",
  "assets": {
    "enclosure": {
      "roles": ["data"],
      "href": "https://hm-lbr-ds.eo.esa.int/oads/meta/FDRforRadiometry/index/",
      "type": "text/html",
      "title": "OADS repository - OADS repository"
    },
    "metadata_ogc_17_069r3": {
      "roles": ["metadata"],
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry",
      "title": "OGC 17-069r3 metadata",
      "type": "application/geo+json;profile=\"http://www.opengis.net/spec/ogcapi-features-1/1.0\""
    },
    "metadata_iso_19139": {
      "roles": ["metadata"],
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/vnd.iso.19139%2Bxml",
      "title": "ISO 19139 metadata",
      "type": "application/vnd.iso.19139+xml"
    },
    "metadata_iso_19139_2": {
      "roles": ["metadata"],
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/vnd.iso.19139-2%2Bxml",
      "title": "ISO 19139-2 metadata",
      "type": "application/vnd.iso.19139-2+xml"
    },
    "metadata_dif_10": {
      "roles": ["metadata"],
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/dif10%2Bxml",
      "title": "DIF-10 metadata",
      "type": "application/dif10+xml"
    },
    "metadata_ogc_17_084r1": {
      "roles": ["metadata"],
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?mode=owc",
      "title": "OGC 17-084r1 metadata",
      "type": "application/geo+json;profile=\"http://www.opengis.net/spec/eoc-geojson/1.0\""
    },
    "metadata_html": {
      "roles": ["metadata"],
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=text/html",
      "title": "HTML",
      "type": "text/html"
    },
    "metadata_iso_191115_3": {
      "roles": ["metadata"],
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/vnd.iso.19115-3%2Bxml",
      "title": "ISO 19115-3 metadata",
      "type": "application/vnd.iso.19115-3+xml"
    }
  },
  "links": [
    {
      "rel": "cite-as",
      "href": "https://doi.org/10.5270/esa-79a176b",
      "type": "text/html",
      "title": "Landing page"
    },
    {
      "rel": "related",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-1",
      "title": "More collections for ERS-1 platform"
    },
    {
      "rel": "related",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2",
      "title": "More collections for ERS-2 platform"
    },
    {
      "rel": "related",
      "href": "https://fedeo.ceos.org/series/eo:platform/Envisat",
      "title": "More collections for Envisat platform"
    },
    {
      "rel": "related",
      "href": "https://fedeo.ceos.org/concepts/instruments/2ebd3948-3f88-5944-8e3c-7e60099ec941",
      "title": "More collections for RA-2 instrument"
    },
    {
      "rel": "related",
      "href": "https://fedeo.ceos.org/concepts/instruments/90c5a05d-6f00-5187-90b5-2963273124ed",
      "title": "More collections for MWR instrument"
    },
    {
      "rel": "self",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995",
      "type": "application/json"
    },
    {
      "rel": "root",
      "href": "https://fedeo.ceos.org",
      "type": "application/json",
      "title": "FedEO Clearinghouse"
    },
    {
      "rel": "parent",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry",
      "title": "FDRforRadiometry",
      "type": "application/json"
    },
    {
      "rel": "search",
      "href": "https://fedeo.ceos.org/collections/series/items/FDRforRadiometry/api",
      "type": "application/opensearchdescription+xml",
      "title": "OpenSearch Description Document"
    },
    {
      "rel": "alternate",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/atom%2Bxml",
      "type": "application/atom+xml",
      "title": "Atom format"
    },
    {
      "rel": "alternate",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/xml",
      "type": "application/xml",
      "title": "Dublin Core metadata"
    },
    {
      "rel": "alternate",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/ld%2Bjson",
      "type": "application/ld+json",
      "title": "JSON-LD metadata"
    },
    {
      "rel": "alternate",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/ld%2Bjson;profile=https://schema.org",
      "type": "application/ld+json;profile=\"https://schema.org\"",
      "title": "JSON-LD (schema.org) metadata"
    },
    {
      "rel": "alternate",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/ld%2Bjson;profile=http://data.europa.eu/930/",
      "type": "application/ld+json;profile=\"http://data.europa.eu/930/\"",
      "title": "JSON-LD (GeoDCAT-AP) metadata"
    },
    {
      "rel": "alternate",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/rdf%2Bxml",
      "type": "application/rdf+xml",
      "title": "RDF/XML metadata"
    },
    {
      "rel": "alternate",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/rdf%2Bxml;profile=https://schema.org",
      "type": "application/rdf+xml;profile=\"https://schema.org\"",
      "title": "RDF/XML (schema.org) metadata"
    },
    {
      "rel": "alternate",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=application/rdf%2Bxml;profile=http://data.europa.eu/930/",
      "type": "application/rdf+xml;profile=\"http://data.europa.eu/930/\"",
      "title": "RDF/XML (GeoDCAT-AP) metadata"
    },
    {
      "rel": "alternate",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=text/turtle",
      "type": "text/turtle",
      "title": "Turtle metadata"
    },
    {
      "rel": "alternate",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=text/turtle;profile=https://schema.org",
      "type": "text/turtle;profile=\"https://schema.org\"",
      "title": "Turtle (schema.org) metadata"
    },
    {
      "rel": "alternate",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry?httpAccept=text/turtle;profile=http://data.europa.eu/930/",
      "type": "text/turtle;profile=\"http://data.europa.eu/930/\"",
      "title": "Turtle (GeoDCAT-AP) metadata"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/01",
      "type": "application/json",
      "title": "1995-01"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/02",
      "type": "application/json",
      "title": "1995-02"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/03",
      "type": "application/json",
      "title": "1995-03"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/04",
      "type": "application/json",
      "title": "1995-04"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/05",
      "type": "application/json",
      "title": "1995-05"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/06",
      "type": "application/json",
      "title": "1995-06"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/07",
      "type": "application/json",
      "title": "1995-07"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/08",
      "type": "application/json",
      "title": "1995-08"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/09",
      "type": "application/json",
      "title": "1995-09"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/10",
      "type": "application/json",
      "title": "1995-10"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/11",
      "type": "application/json",
      "title": "1995-11"
    },
    {
      "rel": "child",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995/12",
      "type": "application/json",
      "title": "1995-12"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_2761_19950106T015349_19950106T024359_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_2761_19950106T015349_19950106T024359_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_2771_19950106T101531_19950106T110541_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_2771_19950106T101531_19950106T110541_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_2777_19950106T151632_19950106T160642_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_2777_19950106T151632_19950106T160642_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_2779_19950106T165653_19950106T174703_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_2779_19950106T165653_19950106T174703_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_2780_19950106T174703_19950106T183713_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_2780_19950106T174703_19950106T183713_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_2783_19950106T201733_19950106T210744_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_2783_19950106T201733_19950106T210744_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_2786_19950106T224804_19950106T233814_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_2786_19950106T224804_19950106T233814_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_3029_19950115T095923_19950115T104933_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_3029_19950115T095923_19950115T104933_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_3031_19950115T113943_19950115T122953_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_3031_19950115T113943_19950115T122953_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_3036_19950115T155034_19950115T164044_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_3036_19950115T155034_19950115T164044_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_3363_19950127T011612_19950127T020622_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_3363_19950127T011612_19950127T020622_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_3365_19950127T025632_19950127T034642_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_3365_19950127T025632_19950127T034642_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_3369_19950127T061713_19950127T070723_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_3369_19950127T061713_19950127T070723_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_3378_19950127T134845_19950127T143855_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_3378_19950127T134845_19950127T143855_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_3381_19950127T161915_19950127T170926_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_3381_19950127T161915_19950127T170926_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_3384_19950127T184946_19950127T193956_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_3384_19950127T184946_19950127T193956_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_3387_19950127T212017_19950127T221027_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_3387_19950127T212017_19950127T221027_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_3388_19950127T221027_19950127T230037_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_3388_19950127T221027_19950127T230037_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_2619_19950101T030940_19950101T035950_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_2619_19950101T030940_19950101T035950_V01"
    },
    {
      "rel": "item",
      "href": "https://fedeo.ceos.org/collections/FDRforRadiometry/items/ER1_F4A_MWR_FDR____142_2620_19950101T035950_19950101T045000_V01?httpAccept=application/geo%2Bjson;profile=%22https:%2F%2Fstacspec.org%22",
      "type": "application/geo+json",
      "title": "ER1_F4A_MWR_FDR____142_2620_19950101T035950_19950101T045000_V01"
    },
    {
      "rel": "first",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995?startRecord=1",
      "type": "application/json"
    },
    {
      "rel": "next",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995?startRecord=21",
      "type": "application/json"
    },
    {
      "rel": "last",
      "href": "https://fedeo.ceos.org/series/eo:platform/ERS-2/FDRforRadiometry/1995?startRecord=16861",
      "type": "application/json"
    }
  ],
  "id": "FDRforRadiometry-1995",
  "updated": "2025-04-24T10:31:17Z",
  "stac_extensions": [
    "https://stac-extensions.github.io/processing/v1.1.0/schema.json",
    "https://stac-extensions.github.io/scientific/v1.0.0/schema.json"
  ],
  "providers": [
    {
      "roles": ["producer"],
      "name": "ESA/ESRIN",
      "url": "https://earth.esa.int"
    },
    {
      "roles": ["host"],
      "name": "FedEO",
      "url": "https://fedeo.ceos.org/readme.html"
    }
  ],
  "summaries": {
    "processing:level": ["L1"],
    "instruments": [
      "MWR",
      "MWR",
      "RA-2"
    ],
    "platform": [
      "ERS-1",
      "ERS-2",
      "Envisat"
    ]
  }
}