{"@type": "dcat:Dataset", "accessLevel": "public", "bureauCode": ["026:00"], "contactPoint": {"@type": "vcard:Contact", "fn": "NASA Space Physics Data Facility", "hasEmail": "mailto:NASA-SPDF-Support@nasa.onmicrosoft.com"}, "description": "The Polar spacecraft velocity, in GEI coordinates.", "identifier": "/SDE/SPASE_JSON/|329dea1451f1dc59a3f9f3d59c8bc506", "keyword": ["ephemeris"], "license": "https://www.usa.gov/government-works", "modified": "2026-05-18", "programCode": ["026:000"], "publisher": {"@type": "org:Organization", "name": "POLAR EFI Data Repository"}, "theme": ["Heliophysics"], "title": "Polar Electric Fields Instrument (EFI), Spacecraft Velocity in GEI coordinates"}