{
  "Spase": {
    "xmlns": "http://www.spase-group.org/data/schema",
    "xmlns:xsi": "http://www.w3.org/2001/XMLSchema-instance",
    "xsi:schemaLocation": "http://www.spase-group.org/data/schema http://www.spase-group.org/data/schema/spase-2_2_9.xsd",
    "Version": "2.2.9",
    "NumericalData": {
      "ResourceID": "spase://NASA/NumericalData/OGO4/RVM/PT1S",
      "ResourceHeader": {
        "ResourceName": "OGO 4 Magnetic Survey, Rubidium Vapor Magnetometer data",
        "ReleaseDate": "2020-07-07T21:15:00Z",
        "Description": "The OGO-4 Rubidium Vapor Magnetometer data files give the spacecraft position in ECEF coordinates and the magnetic field magnitude at 1 s resolution.",
        "Acknowledgement": "National Aeronautics and Space Administration; Dr. Nelson W. Spencer; Dr. Robert F. Fellows; Dr. Robert A. Langel, III; Dr. Joseph C. Cain; Technical University of Denmark National Space Institute",
        "Contact": [
          {
            "PersonID": "spase://SMWG/Person/Joseph.C.Cain",
            "Role": "PrincipalInvestigator"
          },
          {
            "PersonID": "spase://SMWG/Person/Robert.A.Langel.III",
            "Role": "CoInvestigator"
          },
          {
            "PersonID": "spase://SMWG/Person/James.M.Weygand",
            "Role": "MetadataContact"
          }
        ],
        "PriorID": [
          "spase://VMO/NumericalData/OGO4",
          "spase://VSPO/NumericalData/OGO4/RVM/PT1S"
        ]
      },
      "AccessInformation": {
        "RepositoryID": "spase://SMWG/Repository/UCLA/OGO4",
        "Availability": "Online",
        "AccessRights": "Open",
        "AccessURL": {
          "Name": "Virtual Magnetospheric Observatory",
          "URL": "http://vmo.igpp.ucla.edu/data1/OGO/OGO4/",
          "Description": "OGO-4 magnetic survey, rubidium vapor magnetometer data."
        },
        "Format": "Text",
        "Acknowledgement": "Technical University of Denmark National Space Institute"
      },
      "ProcessingLevel": "Calibrated",
      "ProviderResourceName": "OGO-4 magnetic survey Rubidium Vapor Magnetometer data",
      "ProviderProcessingLevel": "Calibrated",
      "InstrumentID": "spase://SMWG/Instrument/OGO4/RVM",
      "MeasurementType": "MagneticField",
      "TemporalDescription": {
        "TimeSpan": {
          "StartDate": "1967-07-29T06:22:13Z",
          "StopDate": "1969-01-19T12:16:32Z"
        },
        "Cadence": "PT1S"
      },
      "ObservedRegion": [
        "Earth.Magnetosphere",
        "Earth.NearSurface"
      ],
      "Parameter": [
        {
          "Name": "Universal Time",
          "ParameterKey": "Time",
          "Description": "Universal time columns from left to right are: day (MJD2000) and UT seconds of the day.",
          "Cadence": "PT1S",
          "Structure": {
            "Size": "2",
            "Description": "Universal Time expressed using day (MJD2000:fractions of days since January 1st 2000 at 00:00:00) and UT seconds of the day representation",
            "Element": [
              {
                "Name": "MJD2000 Day",
                "Index": "1",
                "ParameterKey": "Column_1"
              },
              {
                "Name": "Seconds of the Day",
                "Index": "2",
                "ParameterKey": "Second"
              }
            ]
          },
          "Support": {
            "SupportQuantity": "Temporal"
          }
        },
        {
          "Name": "OGO-4 Spacecraft Position Vector in Earth-Centered, Earth-Fixed (ECEF) coordinate system",
          "ParameterKey": "Position Vectors",
          "Description": "Location of the spacecraft in ECEF coordinates in units of kilometers and degrees.",
          "Cadence": "PT1S",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Spherical",
            "CoordinateSystemName": "ECEF"
          },
          "Structure": {
            "Size": "3",
            "Element": [
              {
                "Name": "Radius",
                "Qualifier": "Component.I",
                "Index": "1",
                "ParameterKey": "r",
                "Units": "km"
              },
              {
                "Name": "Theta",
                "Qualifier": "Component.J",
                "Index": "2",
                "ParameterKey": "theta",
                "Units": "degrees"
              },
              {
                "Name": "Phi",
                "Qualifier": "Component.K",
                "Index": "3",
                "ParameterKey": "Phi",
                "Units": "degrees"
              }
            ]
          },
          "Support": {
            "SupportQuantity": "Positional"
          }
        },
        {
          "Name": "Rubidium Vapor Magnetometer Magnitude",
          "ParameterKey": "Magnetic Field Magnitude",
          "Description": "Magnetic field magnitude for OGO-4 Rubidium Vapor Magnetometer in units of nT.",
          "Cadence": "PT1S",
          "Units": "nT",
          "Field": {
            "Qualifier": "Magnitude",
            "FieldQuantity": "Magnetic"
          }
        }
      ]
    }
  }
}