{
  "id": "THG_L2_MAG_BBG",
  "url": "http://hpde.io/NASA/NumericalData/THEMIS/Ground/Barentsburg/Magnetometer/PT1M",
  "data-file": "./data/spase_hpde_io/info/THG_L2_MAG_BBG.json",
  "data": {
    "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/THEMIS/Ground/Barentsburg/Magnetometer/PT1M",
        "NamingAuthority": "NASA",
        "ResourceType": "NumericalData",
        "ResourceHeader": {
          "ResourceName": "Barentsburg (BBG) Ground-based Vector Magnetic Field (L2) 1.0 min Data",
          "DOI": "https://doi.org/10.48322/025w-tb57",
          "ReleaseDate": "2025-12-04T13:31:48Z",
          "RevisionHistory": {
            "RevisionEvent": [
              {
                "ReleaseDate": "2021-04-27T15:38:11",
                "Note": "Only known prior ReleaseDate of the metadata"
              },
              {
                "ReleaseDate": "2023-07-30T12:34:56.789",
                "Note": "Added DOI and PublicationInfo minted by LFB, metadata versioned up to SPASE 2.6.0, reviewed by LFB 20230727"
              },
              {
                "ReleaseDate": "2025-08-05T13:12:36Z",
                "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": "2025-10-03T11:24:01Z",
                "Note": "Updated PublishedBy name to match ROR Registry. Added ResourceType and NamingAuthority. ZCB"
              },
              {
                "ReleaseDate": "2025-12-04T13:31:48Z",
                "Note": "Added MetadataRightsList and RightsList(s). Updated to 2.7.1. ZCB"
              }
            ]
          },
          "Description": "Barentsburg, Russia, Ground-based Vector Magnetic Field Level 2 Data, 1.0 min Time Resolution, Station Code: (BBG), Station Location: (GEO Latitude 67.9, Longitude 306.4), AARI Network",
          "Acknowledgement": "Please acknowledge O. Troshichev, (Arctic and Antarctic Research Institute)",
          "PublicationInfo": {
            "Authors": "Troshichev, Oleg, A.",
            "PublicationDate": "2023-01-01T00:00:00",
            "PublishedBy": "Space Physics Data Facility"
          },
          "Contact": [
            {
              "PersonID": "spase://SMWG/Person/Oleg.A.Troshichev",
              "Role": "PrincipalInvestigator"
            },
            {
              "PersonID": "spase://SMWG/Person/Robert.E.McGuire",
              "Role": "MetadataContact"
            },
            {
              "PersonID": "spase://SMWG/Person/Lee.Frost.Bargatze",
              "Role": "MetadataContact"
            }
          ],
          "InformationURL": {
            "Name": "Department of Geophysics",
            "URL": "http://geophys.aari.ru/",
            "Description": "AARI"
          },
          "PriorID": "spase://VSPO/NumericalData/THEMIS/Ground/Barentsburg/Magnetometer/PT1M"
        },
        "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/themis/thg/l2/mag/bbg/",
              "Description": "In CDF via ftp from SPDF."
            },
            "Format": "CDF",
            "Encoding": "None",
            "Acknowledgement": "Please acknowledge O. Troshichev, (Arctic and Antarctic Research Institute). Please acknowledge the data providers and CDAWeb when using these data."
          },
          {
            "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": "HTTPS from SPDF",
              "URL": "https://spdf.gsfc.nasa.gov/pub/data/themis/thg/l2/mag/bbg/",
              "Description": "In CDF via http from SPDF."
            },
            "Format": "CDF",
            "Encoding": "None",
            "Acknowledgement": "Please acknowledge O. Troshichev, (Arctic and Antarctic Research Institute). Please acknowledge the data providers and CDAWeb when using these data."
          },
          {
            "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/index.html",
              "ProductKey": "THG_L2_MAG_BBG",
              "Description": "Access to ASCII, CDF, and plots via NASA/GSFC CDAWeb"
            },
            "Format": "CDF",
            "Encoding": "None",
            "Acknowledgement": "Please acknowledge O. Troshichev, (Arctic and Antarctic Research Institute). Please acknowledge the data providers and CDAWeb when using these data."
          },
          {
            "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": "THG_L2_MAG_BBG",
              "Description": "Web Service to this product using the HAPI interface."
            },
            "Format": "CSV",
            "Acknowledgement": "Please acknowledge O. Troshichev, (Arctic and Antarctic Research Institute). Please acknowledge the data providers and CDAWeb when using these data."
          }
        ],
        "ProcessingLevel": "Calibrated",
        "InstrumentID": "spase://SMWG/Instrument/Ground/Barentsburg/Magnetometer",
        "MeasurementType": "MagneticField",
        "TemporalDescription": {
          "TimeSpan": {
            "StartDate": "2017-02-10T00:00:00.000",
            "RelativeStopDate": "-P2M"
          },
          "Cadence": "PT1M"
        },
        "ObservedRegion": [
          "Earth.NearSurface.Ionosphere",
          "Earth.Surface"
        ],
        "Parameter": {
          "thg_mag_bbg": {
            "Name": "B in HDZ Components",
            "Set": "Time series defined by using: thg_mag_bbg_epoch",
            "ParameterKey": "thg_mag_bbg",
            "Description": "Magnetic field variation B in HDZ vector components",
            "Caveats": "Magnetic field variation with respect to unknown baseline.",
            "Cadence": "PT1M",
            "Units": "nT",
            "UnitsConversion": "1e-9>T",
            "CoordinateSystem": {
              "CoordinateRepresentation": "Cartesian",
              "CoordinateSystemName": "LGM"
            },
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "B in HDZ Components",
              "ValueFormat": "f9.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "Magnetic North, local",
                  "Qualifier": "Component.I",
                  "Index": "1",
                  "RenderingHints": {
                    "AxisLabel": "1"
                  }
                },
                {
                  "Name": "Magnetic East, local",
                  "Qualifier": "Component.J",
                  "Index": "2",
                  "RenderingHints": {
                    "AxisLabel": "2"
                  }
                },
                {
                  "Name": "Vertical Down",
                  "Qualifier": "Component.K",
                  "Index": "3",
                  "RenderingHints": {
                    "AxisLabel": "3"
                  }
                }
              ]
            },
            "ValidMin": "-60000.0",
            "ValidMax": "60000.0",
            "FillValue": "NaN",
            "Field": {
              "Qualifier": "Vector",
              "FieldQuantity": "Magnetic"
            }
          },
          "thg_mag_bbg_compno": {
            "Name": "HDZ Component Number",
            "ParameterKey": "thg_mag_bbg_compno",
            "Description": "HDZ Component Number",
            "Cadence": "PT1M",
            "CoordinateSystem": {
              "CoordinateRepresentation": "Cartesian",
              "CoordinateSystemName": "LGM"
            },
            "RenderingHints": {
              "AxisLabel": "HDZ Component Number",
              "ValueFormat": "i2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "Element 1",
                  "Qualifier": "Component.I",
                  "Index": "1"
                },
                {
                  "Name": "Element 2",
                  "Qualifier": "Component.J",
                  "Index": "2"
                },
                {
                  "Name": "Element 3",
                  "Qualifier": "Component.K",
                  "Index": "3"
                }
              ]
            },
            "ValidMin": "1",
            "ValidMax": "3",
            "FillValue": "-2147483648",
            "Support": {
              "SupportQuantity": "Other"
            }
          },
          "thg_mag_bbg_time": {
            "Name": "thg_mag_bbg_time",
            "Set": "Time series defined by using: thg_mag_bbg_epoch",
            "ParameterKey": "thg_mag_bbg_time",
            "Description": "thg_mag_bbg_time, UTC, in seconds since 01-Jan-1970 00:00:00",
            "Caveats": "Unleaped seconds",
            "Cadence": "PT1M",
            "Units": "s",
            "RenderingHints": {
              "AxisLabel": "UT",
              "ValueFormat": "e13.6"
            },
            "ValidMin": "0.0",
            "ValidMax": "5.0e+09",
            "FillValue": "NaN",
            "Support": {
              "SupportQuantity": "Temporal"
            }
          },
          "thg_mag_bbg_epoch": {
            "Name": "thg_mag_bbg_epoch",
            "ParameterKey": "thg_mag_bbg_epoch",
            "Description": "thg_mag_bbg_epoch",
            "Caveats": "This parameter is virtual. It is calculated by calling the function COMP_THEMIS_EPOCH with the following input parameters: thg_mag_bbg_epoch0, thg_mag_bbg_time.",
            "Cadence": "PT1M",
            "RenderingHints": {
              "AxisLabel": "UT"
            },
            "ValidMin": "01-Jan-2001 00:00:00.000",
            "ValidMax": "31-Dec-2100 23:59:59.999",
            "FillValue": "31-Dec-9999 23:59:59.999",
            "Support": {
              "SupportQuantity": "Temporal"
            }
          },
          "thg_mag_bbg_epoch0": {
            "Name": "thg_mag_bbg_epoch0",
            "ParameterKey": "thg_mag_bbg_epoch0",
            "Description": "EPOCH0 of THEMIS TIME BASE",
            "Caveats": "EPOCH of 01-Jan-1970 00:00:00",
            "Cadence": "PT1M",
            "Units": "ms",
            "UnitsConversion": "1e-3>s",
            "RenderingHints": {
              "AxisLabel": "timebase"
            },
            "ValidMin": "01-Jan-1900 00:00:00.000",
            "ValidMax": "31-Dec-2029 23:59:59.999",
            "FillValue": "31-Dec-9999 23:59:59.999",
            "Support": {
              "SupportQuantity": "Other"
            }
          },
          "range_epoch": {
            "Name": "range_epoch",
            "ParameterKey": "range_epoch",
            "Description": "range_epoch",
            "Cadence": "PT1M",
            "Units": "ms",
            "UnitsConversion": "1e-3>s",
            "RenderingHints": {
              "AxisLabel": "UT"
            },
            "ValidMin": "01-Jan-2001 00:00:00.000",
            "ValidMax": "31-Dec-2100 23:59:59.999",
            "FillValue": "31-Dec-9999 23:59:59.999",
            "Support": {
              "SupportQuantity": "Temporal"
            }
          }
        }
      }
    }
  }
}