{
  "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/RBSP/A/EFW/L2/UVW/Hires",
      "NamingAuthority": "NASA",
      "ResourceType": "NumericalData",
      "ResourceHeader": {
        "ResourceName": "Van Allen Probe A High Resolution DC Electric Field in UVW Coordinates",
        "DOI": "https://doi.org/10.48322/qtvb-dd97",
        "ReleaseDate": "2025-12-04T13:31:09Z",
        "RevisionHistory": {
          "RevisionEvent": [
            {
              "ReleaseDate": "2021-04-27T15:38:11",
              "Note": "Only known prior ReleaseDate of the metadata"
            },
            {
              "ReleaseDate": "2022-08-18T12:34:56.789",
              "Note": "Added DOI and PublicationInfo minted by LFB, updated InformationURL URLs as needed, updated the SPDF MetadataContact Person to Robert M. Candey, metadata updated to SPASE 2.4.1, reviewed by LFB 20220818"
            },
            {
              "ReleaseDate": "2025-08-05T13:12:23Z",
              "Note": "Added ObservedRegion(s). 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 value in Version tag. ZCB"
            },
            {
              "ReleaseDate": "2025-10-03T10:48:58Z",
              "Note": "Updated PublishedBy name to match ROR Registry. Added ResourceType and NamingAuthority. ZCB"
            },
            {
              "ReleaseDate": "2025-12-04T13:31:09Z",
              "Note": "Added MetadataRightsList and RightsList(s). Updated to 2.7.1. ZCB"
            }
          ]
        },
        "Description": "This data set contains high-resolution DC Electric Field data in UVW coordinates as measured by the Electric Field and Waves Suite (EFW) onboard Van Allen Probe A. As a reference for spin axis vector in GSE, there was no spinning-frame offset removal.",
        "Acknowledgement": "NASA Space Physics Data Facility (SPDF) CDAWeb.",
        "PublicationInfo": {
          "Authors": "J.R. Wygant",
          "PublicationDate": "2022-01-01T00:00:00",
          "PublishedBy": "Space Physics Data Facility"
        },
        "Contact": [
          {
            "PersonID": "spase://SMWG/Person/John.R.Wygant",
            "Role": "PrincipalInvestigator"
          },
          {
            "PersonID": "spase://SMWG/Person/Robert.M.Candey",
            "Role": "GeneralContact"
          },
          {
            "PersonID": "spase://SMWG/Person/Lee.Frost.Bargatze",
            "Role": "MetadataContact"
          }
        ],
        "InformationURL": [
          {
            "Name": "EFW home page at the University of Minnesota",
            "URL": "http://rbsp.space.umn.edu",
            "Description": "Daily Summary Plots and additional L2 data"
          },
          {
            "Name": "The Van Allen Probes Home Page",
            "URL": "https://vanallenprobes.jhuapl.edu",
            "Description": "Science Gateway (including Mission Rules of the Road for Data Usage)"
          }
        ],
        "PriorID": [
          "spase://VSPO/NumericalData/RBSP/A/EFW/UVW",
          "spase://ViRBO/NumericalData/RBSP/A/EFW/L2/E-HIRES-UVW/UTC",
          "spase://VSPO/NumericalData/RBSP/A/EFW/L2/UVW/Hires"
        ]
      },
      "AccessInformation": [
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWEB",
          "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/rbsp/rbspa/l2/efw/e-highres-uvw/",
              "Description": "In CDF via ftp from CDAWeb"
            },
            {
              "Name": "HTTPS from SPDF",
              "URL": "https://spdf.gsfc.nasa.gov/pub/data/rbsp/rbspa/l2/efw/e-highres-uvw/",
              "Description": "In CDF via HTTP from SPDF"
            }
          ],
          "Format": "CDF",
          "Acknowledgement": "Please acknowledge the CDAWeb team at GSFC/SPDF."
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWEB",
          "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": "CDAWeb",
            "URL": "https://cdaweb.gsfc.nasa.gov/cgi-bin/eval2.cgi?dataset=RBSPA_EFW-L2_E-HIRES-UVW&index=sp_phys",
            "ProductKey": "RBSPA_EFW-L2_E-HIRES-UVW"
          },
          "Format": "Text"
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF/CDAWEB",
          "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": "CDAWeb HAPI Server",
            "URL": "https://cdaweb.gsfc.nasa.gov/hapi",
            "Style": "HAPI",
            "ProductKey": "RBSPA_EFW-L2_E-HIRES-UVW",
            "Description": "Web Service to this product using the HAPI interface."
          },
          "Format": "CSV"
        }
      ],
      "InstrumentID": "spase://SMWG/Instrument/RBSP/A/EFW",
      "MeasurementType": "ElectricField",
      "TemporalDescription": {
        "TimeSpan": {
          "StartDate": "2012-09-25T00:00:00.000Z",
          "StopDate": "2019-10-18T16:30:00Z"
        }
      },
      "ObservedRegion": [
        "Earth.Magnetosphere.RingCurrent",
        "Earth.Magnetosphere.RadiationBelt",
        "Earth.Magnetosphere.Plasmasphere",
        "Earth.Magnetosphere.Main"
      ],
      "Parameter": [
        {
          "Name": "Time, UTC",
          "ParameterKey": "epoch",
          "Description": "Time, UTC",
          "Units": "UTC",
          "Mixed": {
            "MixedQuantity": "Other"
          }
        },
        {
          "Name": "Hires E-field",
          "ParameterKey": "e_hires_uvw",
          "Description": "High Resolution DC Electric Field in UVW Coordinates.",
          "Caveats": "High Resolution DC Electric Field in UVW Coordinates.",
          "Structure": {
            "Size": "3"
          },
          "Mixed": {
            "MixedQuantity": "Other"
          }
        },
        {
          "Name": "Hires E-field",
          "ParameterKey": "e_hires_uvw_raw",
          "Description": "High Resolution DC Electric Field in UVW Coordinates (No spinning-frame offset removal).",
          "Caveats": "High Resolution DC Electric Field in UVW Coordinates (No spinning-frame offset removal).",
          "Structure": {
            "Size": "3"
          },
          "Mixed": {
            "MixedQuantity": "Other"
          }
        },
        {
          "Name": "E_vector_compno",
          "ParameterKey": "E_vector_compno",
          "Description": "Electric field vector component number",
          "Caveats": "Electric field vector component number",
          "Structure": {
            "Size": "3"
          },
          "Mixed": {
            "MixedQuantity": "Other"
          }
        },
        {
          "Name": "Configuration (HSK) timetags, UTC",
          "ParameterKey": "epoch_hsk",
          "Description": "Configuration (HSK) timetags, UTC",
          "Caveats": "Configuration timetags. Used for BEB and DFB config values.",
          "Units": "msec",
          "Mixed": {
            "MixedQuantity": "Other"
          }
        },
        {
          "Name": "EFW BEB Configuration",
          "ParameterKey": "e_hires_uvw_BEB_config",
          "Description": "EFW Boom Electronics Board (BEB) configuration code (on-board sensor biases",
          "Caveats": "Indicates the configuration of the EFW Boom Electronics Board (BEB). Encodes the following information: for each sensor, sensor current bias, usher and guard voltage bias. See EFW-FAQ (http://rbsp.space.umn.edu/efw_faq.html) for a detailed description of the mapping between code value and instrument configuration (not crucial for L2 data interpretation)..",
          "Mixed": {
            "MixedQuantity": "Other"
          }
        },
        {
          "Name": "EFW DFB Configuration",
          "ParameterKey": "e_hires_uvw_DFB_config",
          "Description": "EFW Digital Fields Board (DFB) Configuration code (on-board spectral and waveform processing configuration)",
          "Caveats": "Indicates the configuration of the EFW Digital Filter Board (DFB). Encodes the following information: assignment of analog input channels to the various on-board spectral processors (FBK, SPEC, XSPEC); parameters of the on-board B-field-aligned data processing; nominal or contingency multiplexer programming. See EFW-FAQ (http://rbsp.space.umn.edu/efw_faq.html) for a detailed description of the mapping from code value to instrument configuration (not crucial for L2 data interpretation)..",
          "Mixed": {
            "MixedQuantity": "Other"
          }
        },
        {
          "Name": "Time, UTC",
          "ParameterKey": "epoch_qual",
          "Description": "Timetags for elements of efw_qual.",
          "Caveats": "The elements of efw_qual are determined on a fixed cadence regardless of the nominal cadence of the individual L2 data products, and epoch_qual provides storage for those fixed-cadence time tags..",
          "Units": "UTC",
          "Mixed": {
            "MixedQuantity": "Other"
          }
        },
        {
          "Name": "EFW Data Quality Flags",
          "ParameterKey": "e_hires_uvw_efw_qual",
          "Description": "EFW quality array (global estimate of EFW data quality, plus 13 underlying observatory and instrument-level data quality factors)",
          "Caveats": "The quality of EFW data products can be affected by a variety of observatory and instrument-level conditions. efw_qual is a collection of flags that show the estimate of each of these contributors over time. ..See the EFW-FAQ (http://rbsp.space.umn.edu/efw_faq.html) for a detailed description of the determination and meaning of each of the elements of efw_qual...If the value of a particular element of efw_qual is not relevant to the quality of a particular data product, it shall receive the value EFW_QUAL_NR (typ. -2)...If the value of a particular element of efw_qual is relevant to the quality of a particular data product but is not known at the time lf L2 data production, it shall receive the value EFW_QUAL_DUNNO (typ. -1)...A quality value of EFW_QUAL_GOOD (typ. 0) indicates that there are no known issues with the data product due to that particular element of efw_qual...The quality values are meant to be conservative, and values other than EFW_QUAL_GOOD should lead the user back to a member of the EFW instrument team for discussion and advice on the nature of the data quality as needed..",
          "Structure": {
            "Size": "20"
          },
          "Mixed": {
            "MixedQuantity": "Other"
          }
        },
        {
          "Name": "EFW Quality Flags Components",
          "ParameterKey": "efw_qual_compno",
          "Description": "Component numbers for EFW data quality flags, efw_qual..",
          "Caveats": "none..",
          "Structure": {
            "Size": "20"
          },
          "Mixed": {
            "MixedQuantity": "Other"
          }
        },
        {
          "Name": "L_vector",
          "ParameterKey": "L_vector",
          "Description": "Spin Axis Vector in GSE",
          "Caveats": "Angular momentum/spin axis direction of spacecraft spin, namely, the sunward pointing direction of spacecraft spin axis.",
          "Structure": {
            "Size": "3"
          },
          "Mixed": {
            "MixedQuantity": "Other"
          }
        }
      ]
    }
  }
}