{
  "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/DE2/VEFI/AC/ASCII/PT0.5S",
      "NamingAuthority": "NASA",
      "ResourceType": "NumericalData",
      "ResourceHeader": {
        "ResourceName": "DE 2 0.5-s AC Electric Field ASCII data",
        "AlternateName": [
          "Dynamics Explorer 2 0.5-s AC Electric Field ASCII data",
          "DE-B 0.5-s AC Electric Field ASCII data"
        ],
        "DOI": "https://doi.org/10.48322/8tb3-gn30",
        "ReleaseDate": "2025-12-04T13:29:08Z",
        "RevisionHistory": {
          "RevisionEvent": [
            {
              "ReleaseDate": "2021-03-11T18:39:11Z",
              "Note": "Only known prior ReleaseDate of the metadata"
            },
            {
              "ReleaseDate": "2025-11-14T16:03:08Z",
              "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": "2025-12-04T13:29:08Z",
              "Note": "Added MetadataRightsList and RightsList(s). Updated to 2.7.1. ZCB"
            }
          ]
        },
        "Description": "This data set contains the averaged AC electric field data (1 or 2 points per second)\nand orbit information in ASCII format.",
        "PublicationInfo": {
          "Authors": "Maynard, Nelson C.",
          "PublicationDate": "2025-11-14T16:03:08Z",
          "PublishedBy": "University of California, Los Angeles"
        },
        "Contact": [
          {
            "PersonID": "spase://SMWG/Person/Nelson.C.Maynard",
            "Role": "PrincipalInvestigator"
          },
          {
            "PersonID": "spase://SMWG/Person/James.M.Weygand",
            "Role": "MetadataContact"
          },
          {
            "PersonID": "spase://SMWG/Person/Dieter.K.Bilitza",
            "Role": "GeneralContact"
          }
        ],
        "InformationURL": [
          {
            "Name": "SPDF Readme File",
            "URL": "https://spdf.gsfc.nasa.gov/pub/documents/old/miscellaneous_documents_from_nssdc/b46597.txt",
            "Description": "Information about AC electric data from DE 2"
          },
          {
            "Name": "NSSDC's Master Catalog on the Vector Electric Field Instrument (VEFI) AC",
            "URL": "https://nssdc.gsfc.nasa.gov/nmc/experiment/display.action?id=1981-070B-02",
            "Description": "Introduction to the Vector Electric Field Instrument (VEFI) AC on DE 2"
          }
        ],
        "PriorID": [
          "spase://VSPO/NumericalData/P_DE2_HDR_ELECTRIC_FIELDS_AC_VEFI_0.5S",
          "spase://VMO/NumericalData/DE2/VEFI/AC/PT0.5S",
          "spase://VSPO/NumericalData/DE2/VEFI/AC/ASCII/PT0.5S"
        ]
      },
      "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/de/de2/electric_fields_vefi/ac_500ms_ascii/"
            },
            {
              "Name": "HTTPS from SPDF",
              "URL": "https://spdf.gsfc.nasa.gov/pub/data/de/de2/electric_fields_vefi/ac_500ms_ascii/"
            }
          ],
          "Format": "Text"
        },
        {
          "RepositoryID": "spase://SMWG/Repository/UCLA/DE2",
          "Availability": "Online",
          "AccessRights": "Open",
          "AccessURL": {
            "Name": "VMO UCLA",
            "URL": "http://vmo.igpp.ucla.edu/data1/DE2/VEFI/ac_500ms_ascii/",
            "Description": "Dynamics Explorer 2 VEFI AC 500 ms data"
          },
          "Format": "Text",
          "Encoding": "ASCII",
          "Acknowledgement": "NASA; Nelson C. Maynard; VMO"
        }
      ],
      "ProviderProcessingLevel": "CALIBRATED",
      "InstrumentID": "spase://SMWG/Instrument/DynamicsExplorer2/VEFI",
      "MeasurementType": "ElectricField",
      "TemporalDescription": {
        "TimeSpan": {
          "StartDate": "1981-08-10T00:00:00",
          "StopDate": "1983-12-31T00:00:00"
        },
        "Cadence": "PT0.5S"
      },
      "ObservedRegion": "Earth.NearSurface"
    }
  }
}