{"@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": "This data set contains hourly, spin-averaged\\nfluxes of alpha particles from the IMP8 Cosmic Ray Nuclear Composition\\nexperiment of U. Chicago and UNH.  There are fluxes of alpha particles\\nin 9 energy bins from 10.90-12.89 to 84.32-94.81 MeV/n.  These fluxes\\nwere generated at GSFC/SPDF from count rates accessible from\\nUNH.", "distribution": [{"@type": "dcat:Distribution", "downloadURL": "ftps://spdf.gsfc.nasa.gov/pub/data/imp/imp8/particles_uchi/hourly/alphas/", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://omniweb.gsfc.nasa.gov/ftpbrowser/flux_spectr_m.html", "format": "HTML", "mediaType": "text/html"}, {"@type": "dcat:Distribution", "downloadURL": "https://omniweb.gsfc.nasa.gov/ftpbrowser/imp_chi_crnc_1h.html", "format": "HTML", "mediaType": "text/html"}, {"@type": "dcat:Distribution", "downloadURL": "https://spdf.gsfc.nasa.gov/pub/data/imp/imp8/particles_uchi/15min_asci/voldesc.sfd", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://spdf.gsfc.nasa.gov/pub/data/imp/imp8/particles_uchi/hourly/alphas/", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://spdf.gsfc.nasa.gov/pub/data/imp/imp8/particles_uchi/hourly/alphas/aareadme.txt", "format": "TXT", "mediaType": "text/plain"}], "identifier": "/SDE/SPASE_JSON/|0662ccba959bc08988f920e9bb1c091e", "keyword": ["energeticparticles"], "license": "https://www.usa.gov/government-works", "modified": "2026-04-13", "programCode": ["026:000"], "publisher": {"@type": "org:Organization", "name": "NASA Space Physics Data Facility (SPDF) Data Services"}, "theme": ["Heliophysics"], "title": "IMP 8 Cosmic Ray Nuclear Composition (CRNC) hourly energetic alpha particle fluxes"}