{"@type": "dcat:Dataset", "accessLevel": "public", "bureauCode": ["026:00"], "contactPoint": {"@type": "vcard:Contact", "fn": "Scott Goodwin", "hasEmail": "mailto:scott.goodwin@nasa.gov"}, "description": "This data set is derived by downscaling Soil Moisture Active Passive (SMAP) enhanced Level-3 9 km brightness temperatures (TB) using Cyclone Global Navigation Satellite System (CYGNSS) reflectivity data and employing a slightly modified version of the baseline SMAP active-passive TB algorithm, the Single Channel Algorithm \u2013 Vertical polarization (SCA-V). The main parameter of this data set is surface soil moisture presented on the Global EASE-Grid 2.0 projection, with each data point representing the top 5 cm of the soil column. For SMAP-derived data, see <a href=\"https://doi.org/10.5067/4DQ54OUIJ9DL\">SMAP Enhanced L3 Radiometer Global and Polar Grid Daily 9 km EASE-Grid Soil Moisture, Version 5</a>; for CYGNSS-derived data, see <a href=\"https://doi.org/10.5067/CYGNS-L1X21\">CYGNSS Level 1, Version 2.1</a>.", "distribution": [{"@type": "dcat:Distribution", "downloadURL": "https://nasa-public-data.s3.amazonaws.com/iss-coords/2021-04-06/ISS_OEM/ISS.OEM_J2K_EPH.txt", "format": "TXT", "mediaType": "text/plain", "title": "Public Distribution File"}, {"@type": "dcat:Distribution", "downloadURL": "https://nasa-public-data.s3.amazonaws.com/iss-coords/2021-04-06/ISS_OEM/ISS.OEM_J2K_EPH.xml", "format": "XML", "mediaType": "application/xml", "title": "Public Distribution File"}, {"@type": "dcat:Distribution", "downloadURL": "https://nasa-public-data.s3.amazonaws.com/iss-coords/2021-04-06/ISS_sightings/XMLsightingData_citiesINT01.xml", "format": "XML", "mediaType": "application/xml", "title": 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"XMLsightingData_citiesUSA08"}, {"@type": "dcat:Distribution", "downloadURL": "https://nasa-public-data.s3.amazonaws.com/iss-coords/2021-04-06/ISS_sightings/XMLsightingData_citiesUSA09.xml", "format": "XML", "mediaType": "application/xml", "title": "XMLsightingData_citiesUSA09"}, {"@type": "dcat:Distribution", "downloadURL": "https://nasa-public-data.s3.amazonaws.com/iss-coords/2021-04-06/ISS_sightings/XMLsightingData_citiesUSA10.xml", "format": "XML", "mediaType": "application/xml", "title": "XMLsightingData_citiesUSA10"}, {"@type": "dcat:Distribution", "downloadURL": "https://nasa-public-data.s3.amazonaws.com/iss-coords/2021-04-06/ISS_sightings/XMLsightingData_citiesUSA11.xml", "format": "XML", "mediaType": "application/xml", "title": "XMLsightingData_citiesUSA11"}, {"@type": "dcat:Distribution", "downloadURL": "https://nasa-public-data.s3.amazonaws.com/iss-coords/2021-04-06/ISS_sightings/XMLsightingData_natparksUSA01.xml", "format": "XML", "mediaType": "application/xml", "title": "XMLsightingData_natparksUSA01"}, {"@type": "dcat:Distribution", "downloadURL": "https://nasa-public-data.s3.amazonaws.com/iss-coords/2021-04-06/ISS_sightings/XMLsightingData_natparksUSA02.xml", "format": "XML", "mediaType": "application/xml", "title": "XMLsightingData_natparksUSA02"}], "identifier": "C3286281558-NSIDC_ECS", "issued": "2017-04-01", "keyword": ["earth-science", "land-surface", "microwave", "soils", "spectral-engineering"], "landingPage": "https://doi.org/10.5067/8OODMTVR6RT9", "language": ["en-US"], "modified": "2025-03-31", "programCode": ["026:001"], "publisher": {"@type": "org:Organization", "name": "NASA NSIDC DAAC"}, "spatial": "-180.0 -40.0 180.0 40.0", "temporal": "2017-04-01T00:00:00Z/2023-12-31T23:59:59.999Z", "theme": ["geospatial"], "title": "SMAP/CYGNSS EASE-Grid Soil Moisture V001"}