{"@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": "Hourly count rates from U. Chicago Charged Particle Composition\\nInvestigation (CPC) carried on Pioneer 11.  There are four rates each, for protons \\nand alpha particles, at 11-20, 20-24, 24-29, 29-67 MeV/n.  There are four additional \\ncount rates, corresponding to 7-17 MeV electrons, Z>=1 ions with E>67 MeV/n, Z>5 ions\\nwith E>67 MeV/n, and 2 x minimizing ionizing particles. The data are ftp-accessible \\nin annual ASCII files and via FTPBrowser.  The hourly averages were computed \\nfrom 15-min data (counts, accumulation times, PHA-based box counts, etc.) that are\\nalso available via ftp from nssdcftp.gsfc.nasa.gov.", "distribution": [{"@type": "dcat:Distribution", "downloadURL": "ftps://spdf.gsfc.nasa.gov/pub/data/pioneer/pioneer11/particle/cpi/ip_1hour_ascii/", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://omniweb.gsfc.nasa.gov/ftpbrowser/p11_part_cpi_1h.html", "format": "HTML", "mediaType": "text/html"}, {"@type": "dcat:Distribution", "downloadURL": "https://spdf.gsfc.nasa.gov/pub/data/pioneer/pioneer11/particle/cpi/ip_15min_ascii/cpi_p11_15min.sfdu", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://spdf.gsfc.nasa.gov/pub/data/pioneer/pioneer11/particle/cpi/ip_1hour_ascii/", "format": "BIN", "mediaType": "application/octet-stream"}, {"@type": "dcat:Distribution", "downloadURL": "https://spdf.gsfc.nasa.gov/pub/data/pioneer/pioneer11/particle/cpi/ip_1hour_ascii/p11cpihr_fmt.txt", "format": "TXT", "mediaType": "text/plain"}], "identifier": "/SDE/SPASE_JSON/|d860833d81f8bcd2a0b1c7172e87887e", "keyword": ["energeticparticles"], "license": "https://www.usa.gov/government-works", "modified": "2026-06-22", "programCode": ["026:000"], "publisher": {"@type": "org:Organization", "name": "NASA Space Physics Data Facility (SPDF) Data Services"}, "theme": ["Heliophysics"], "title": "Pioneer 11 Charged Particle Composition (CPC) 1-Hour Count Rates"}