{"@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 ROTI Index is the Standard Deviation of the Rate of Change of the Total Electron Content, TEC, during a 15 min Interval. The TEC Values are measured between a Global Positioning Satellite, GPS, and Ground Receiver Station.", "distribution": [{"@type": "dcat:Distribution", "downloadURL": "ftps://spdf.gsfc.nasa.gov/pub/data/gps/roti15min_jpl/", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://cdaweb.gsfc.nasa.gov/cgi-bin/eval2.cgi?dataset=GPS_ROTI15MIN_JPL&index=sp_phys", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://cdaweb.gsfc.nasa.gov/hapi", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://helio.data.nasa.gov/dataset/IGS_GPS_Receiver_ROTI_PT15M", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://hpde.io/NASA/NumericalData/IGS/GPS_Receiver/ROTI/PT15M", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://iono.jpl.nasa.gov/", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://spdf.gsfc.nasa.gov/pub/data/gps/roti15min_jpl/", "format": "BIN", "mediaType": "application/octet-stream"}], "identifier": "https://doi.org/10.48322/v9pw-wd37", "keyword": ["activityindex"], "landingPage": "https://doi.org/10.48322/v9pw-wd37", "license": "https://www.usa.gov/government-works", "modified": "2026-08-10", "programCode": ["026:000"], "publisher": {"@type": "org:Organization", "name": "CDAWeb"}, "theme": ["Heliophysics"], "title": "GPS Deduced ROTI Index, Standard Deviation of the Rate of Change of the Total Electron Content (TEC), World Maps and Movies, 15 min Data"}