{"@type": "dcat:Dataset", "accessLevel": "public", "bureauCode": ["026:00"], "contactPoint": {"@type": "vcard:Contact", "fn": "Earthdata Forum", "hasEmail": "mailto:earthdata-support@nasa.gov"}, "description": "Ionosphere Total Electron Content (TEC) grids derived from analysis of Global Navigation Satellite System (GNSS) data. These products are the generated by analysis centers in support of the International GNSS Service (IGS) and combined by the IGS ionosphere analysis coordinator to form the official IGS rapid ionosphere product (daily).", "distribution": [{"@type": "dcat:Distribution", "conformsTo": "http://www.isotc211.org/2005/gmi", "description": "The metadata's original source.", "downloadURL": "https://cmr.earthdata.nasa.gov/search/concepts/C1000000012-CDDIS.iso19115", "format": "ISO", "mediaType": "text/xml", "title": "Original Metadata"}, {"@type": "dcat:Distribution", "downloadURL": "https://cddis.nasa.gov/archive/gps/products/ionex", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://www.earthdata.nasa.gov/data/space-geodesy-techniques/gnss/data-products-holdings", "format": "BIN", "mediaType": "application/octet-stream"}], "identifier": "/SDE/CMR_API/|C1000000012-CDDIS", "keyword": ["earth-science-geodetics-solid-earth", "earth-science-geodetics-solid-earth-techniques"], "license": "https://www.usa.gov/government-works", "modified": "2026-08-18", "programCode": ["026:000"], "publisher": {"@type": "org:Organization", "name": "CDDIS"}, "spatial": "[\"CARTESIAN\", [{\"EastBoundingCoordinate\": 180, \"NorthBoundingCoordinate\": 90, \"SouthBoundingCoordinate\": -90, \"WestBoundingCoordinate\": -180}]]", "temporal": "2004-09-10/2026-08-10", "theme": ["Earth Science"], "title": "Global Navigation Satellite Systems (GNSS) Rapid Ionosphere Products from NASA CDDIS"}