{
  "Spase": {
    "xmlns": "http://www.spase-group.org/data/schema",
    "xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance",
    "xsi:schemaLocation": "https://www.spase-group.org/data/schema  https://www.spase-group.org/data/schema/spase-2.7.1.xsd",
    "Version": "2.7.1",
    "MetadataRightsList": {
      "Rights": {
        "SchemeURI": "https://spdx.org/licenses/",
        "RightsIdentifierScheme": "SPDX",
        "RightsIdentifier": "CC0-1.0",
        "RightsURI": "https://spdx.org/licenses/CC0-1.0.html",
        "RightsName": "Creative Commons Zero v1.0 Universal",
        "Note": "CC0 1.0 Universal is the Creative Commons license applicable to all publicly available SPASE metadata descriptions"
      }
    },
    "NumericalData": {
      "ResourceID": "spase://NASA/NumericalData/IMP8/CRNC/Heavies_PT1H",
      "NamingAuthority": "NASA",
      "ResourceType": "NumericalData",
      "ResourceHeader": {
        "ResourceName": "IMP 8 Cosmic Ray Nuclear Composition (CRNC) hourly count rates of heavy nuclei",
        "DOI": "https://doi.org/10.48322/5v3x-mz77",
        "ReleaseDate": "2025-12-04T13:29:34Z",
        "RevisionHistory": {
          "RevisionEvent": [
            {
              "ReleaseDate": "2021-03-11T18:39:11Z",
              "Note": "Only known prior ReleaseDate of the metadata"
            },
            {
              "ReleaseDate": "2025-11-14T16:02:24Z",
              "Note": "Added PublicationInfo. Added ResourceType and NamingAuthority. Changed http to https in top-level schemaLocation attribute. Fixed version number separator in top-level schemaLocation attribute. Matched version number in schemaLocation attribute to updated value in Version tag. ZCB"
            },
            {
              "ReleaseDate": "2025-12-04T13:29:34Z",
              "Note": "Added MetadataRightsList and RightsList(s). Updated to 2.7.1. ZCB"
            }
          ]
        },
        "Description": "This data set contains hourly, spin-averaged\ncount rates of heavy nuclei, and of particles penetrating the\nanticoincidence sensor, from the IMP8 Cosmic Ray Nuclear Composition\nexperiment of U. Chicago and UNH.  Included are rates of CNO nuclei\nat E.LT.80 MeV/n and E.GT.80 MeV/n, of Z.GT.8 nuclei at \"low\" and \"high\"\nenergies, and of penetrating particles (protons with E.GT.106 MeV,\netc.)",
        "Acknowledgement": "Acknowledge the late John A. Simpson, the\noriginal CRNC PI, and Clifford Lopate/UNH, current PI.",
        "PublicationInfo": {
          "Authors": "Lopate, Clifford",
          "PublicationDate": "2025-11-14T16:02:24Z",
          "PublishedBy": "Space Physics Data Facility"
        },
        "Contact": {
          "PersonID": "spase://SMWG/Person/Clifford.Lopate",
          "Role": "PrincipalInvestigator"
        },
        "InformationURL": [
          {
            "Name": "Readme file at SPDF",
            "URL": "https://spdf.gsfc.nasa.gov/pub/data/imp/imp8/particles_uchi/hourly/heavies/aareadme.txt"
          },
          {
            "Name": "Comprehensive data descriptive file",
            "URL": "https://spdf.gsfc.nasa.gov/pub/data/imp/imp8/particles_uchi/15min_asci/voldesc.sfd",
            "Description": "SFDU-formatted file describing the CRNC instrument\nand the 15-min data set of count rates and pulse height data from which the\nhourly rates data set was created."
          }
        ],
        "PriorID": [
          "spase://VEPO/NumericalData/IMP8/CRNC/Heavies_PT1H",
          "spase://VSPO/NumericalData/IMP8/CRNC/Heavies_PT1H"
        ]
      },
      "AccessInformation": {
        "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
        "Availability": "Online",
        "AccessRights": "Open",
        "RightsList": {
          "Rights": {
            "SchemeURI": "https://spdx.org/licenses/",
            "RightsIdentifierScheme": "SPDX",
            "RightsIdentifier": "CC0-1.0",
            "RightsURI": "https://spdx.org/licenses/CC0-1.0.html",
            "RightsName": "Creative Commons Zero v1.0 Universal",
            "Note": "CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products"
          }
        },
        "AccessURL": [
          {
            "Name": "FTPS from SPDF (not with most browsers)",
            "URL": "ftps://spdf.gsfc.nasa.gov/pub/data/imp/imp8/particles_uchi/hourly/heavies/",
            "Description": "ftp access to subdirectory holding annual ASCII files"
          },
          {
            "Name": "HTTPS from SPDF",
            "URL": "https://spdf.gsfc.nasa.gov/pub/data/imp/imp8/particles_uchi/hourly/heavies/",
            "Description": "In CDF via HTTP from SPDF"
          },
          {
            "Name": "FTPBrowser",
            "URL": "https://omniweb.gsfc.nasa.gov/ftpbrowser/imp_chi_crnc_1h.html",
            "Description": "Subset, plot and list fluxes of protons, alpha\nparticles and electron, and count rates of heavies, via FTPBrowser"
          }
        ],
        "Format": "Text",
        "DataExtent": {
          "Quantity": "0.6",
          "Units": "MB",
          "Per": "P1Y"
        },
        "Acknowledgement": "Acknowledge C. Lopate, J. Simpson, and GSFC/SPDF\n(Space Physics Data Facility)"
      },
      "InstrumentID": "spase://SMWG/Instrument/IMP8/CRNC",
      "MeasurementType": "EnergeticParticles",
      "TemporalDescription": {
        "TimeSpan": {
          "StartDate": "1973-10-30T00:00:00",
          "StopDate": "2001-10-26T00:00:00"
        },
        "Cadence": "PT1H"
      },
      "ObservedRegion": "Heliosphere.NearEarth",
      "Parameter": [
        {
          "Name": "Time",
          "ParameterKey": "Column_1-Column_3",
          "Description": "Time at start of flux average, as year, day, hour",
          "Cadence": "PT1H",
          "Structure": {
            "Size": "3",
            "Description": "year, day, hour"
          },
          "Support": {
            "SupportQuantity": "Temporal"
          }
        },
        {
          "Name": "Fractional Coverage",
          "ParameterKey": "Column_4",
          "Description": "Fractional counting coverage (0-1) during this hour",
          "Cadence": "PT1H",
          "Support": {
            "SupportQuantity": "Temporal"
          }
        },
        {
          "Name": "Count rates of penetrating particles",
          "ParameterKey": "Columns_5",
          "Description": "Spin-integrated count rates of particles that\npenetrate the anticoincidence sensor.  These include E.GT.106 MeV\nprotons and other particles",
          "Cadence": "PT1H",
          "Units": "1/sec",
          "Particle": {
            "ParticleType": "Ion",
            "ParticleQuantity": "CountRate"
          }
        },
        {
          "Name": "Count rates of Z.GT.8 nuclei",
          "ParameterKey": "Column_6-Column_7",
          "Description": "Spin-integrated count rates of Z.GT.8 nuclei,\nat 1-hour resolution, in two energy bins, low and high",
          "Cadence": "PT1H",
          "Units": "1/sec",
          "Structure": {
            "Size": "2",
            "Description": "Array of two Z.GT.8 count rates"
          },
          "Particle": {
            "ParticleType": "Ion",
            "ParticleQuantity": "CountRate"
          }
        },
        {
          "Name": "Count rates of CNO nuclei",
          "ParameterKey": "Column_8-Column_9",
          "Description": "Spin-integrated count rates of CNO nuclei,\nat 1-hour resolution, in two energy bins: E.LT.80 MeV/n and E.GT.80\nMeV/n",
          "Cadence": "PT1H",
          "Units": "1/sec",
          "Structure": {
            "Size": "2",
            "Description": "Array of two CNO count rates"
          },
          "Particle": {
            "ParticleType": "Ion",
            "ParticleQuantity": "CountRate"
          }
        }
      ]
    }
  }
}