{"@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 ASCII file contains values and their uncertainties \\nfor 25 abundance ratios of various pairs of chemical elements.  The ratios \\nare based on 1978-1981 observations of ~50-500 MeV/n cosmic rays by the \\nU. Chicago cosmic ray experiment on ISEE 3.  Each of the ratios is linked \\nin the ASCII file to the publication where its derivation is discussed.", "distribution": [{"@type": "dcat:Distribution", "downloadURL": "ftps://spdf.gsfc.nasa.gov/pub/data/isee/isee3/energetic_particles_cr/cr_composition/table1.txt", "format": "TXT", "mediaType": "text/plain"}, {"@type": "dcat:Distribution", "downloadURL": "https://spdf.gsfc.nasa.gov/pub/data/isee/isee3/energetic_particles_cr/cr_composition/table1.txt", "format": "TXT", "mediaType": "text/plain"}], "identifier": "/SDE/SPASE_JSON/|cd73437af2b8805482c007f1030a25c3", "keyword": ["energeticparticles", "ioncomposition"], "license": "https://www.usa.gov/government-works", "modified": "2026-04-06", "programCode": ["026:000"], "publisher": {"@type": "org:Organization", "name": "NASA Space Physics Data Facility (SPDF) Data Services"}, "theme": ["Heliophysics"], "title": "ISEE 3 Elemental Abundance Ratios"}