{
  "id": "I8_15SEC_MAG",
  "url": "http://hpde.io/VSPO/NumericalData/IMP8/MAG/PT15.36S",
  "data-file": "./data/spase_hpde_io/info/I8_15SEC_MAG.json",
  "data": {
    "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://VSPO/NumericalData/IMP8/MAG/PT15.36S",
        "ResourceHeader": {
          "ResourceName": "IMP 8 MAG 15.36s Magnetic Field Measurements",
          "ReleaseDate": "2020-07-03T23:28:58Z",
          "Description": "IMP 8 magnetic field measurements from tri-axis magnetometer. \nTime resolution is 15.36 second.  Data are based on a 2010 data reprocessing\nby the PI team.  Parameter details below are based on the version of the data \nin CDAWeb.",
          "Acknowledgement": "User will acknowledge the IMP-8 magnetometer team,\nand the data access path used, in any publication resulting from the use of \nthese data.",
          "Contact": {
            "PersonID": "spase://SMWG/Person/Adam.Szabo",
            "Role": "PrincipalInvestigator"
          },
          "InformationURL": {
            "Name": "IMP-8 Magnetometer Experiment Home Page",
            "URL": "https://wind.nasa.gov/imp8/",
            "Description": "A web site hosting instrument information and providing \naccess to the data"
          },
          "PriorID": "spase://VMO/NumericalData/IMP8/MAG/PT15.36S"
        },
        "AccessInformation": [
          {
            "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
            "Availability": "Online",
            "AccessRights": "Open",
            "AccessURL": {
              "Name": "FTPS from SPDF (not with most browsers)",
              "URL": "ftps://spdf.gsfc.nasa.gov/pub/data/imp/imp8/mag/",
              "Description": "An ftp repository hosting 15s magnetic field data from IMP-8."
            },
            "Format": "CDF"
          },
          {
            "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
            "Availability": "Online",
            "AccessRights": "Open",
            "AccessURL": {
              "Name": "HTTPS from SPDF",
              "URL": "https://spdf.gsfc.nasa.gov/pub/data/imp/imp8/mag/",
              "Description": "In CDF via HTTP from SPDF"
            },
            "Format": "CDF"
          },
          {
            "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
            "Availability": "Online",
            "AccessRights": "Open",
            "AccessURL": {
              "Name": "CDAWeb",
              "URL": "https://cdaweb.sci.gsfc.nasa.gov/cgi-bin/eval2.cgi?dataset=I8_15SEC_MAG&index=sp_phys",
              "ProductKey": "I8_15SEC_MAG",
              "Description": "Subset, plot and list data via CDAWeb"
            },
            "Format": "Text"
          },
          {
            "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
            "Availability": "Online",
            "AccessRights": "Open",
            "AccessURL": {
              "Name": "FTPBrowser",
              "URL": "https://omniweb.sci.gsfc.nasa.gov/ftpbrowser/imp_mag15s.html",
              "Description": "Subset, plot and list data via FTPBrowser"
            },
            "Format": "Text"
          }
        ],
        "ProviderResourceName": "IMP8 MAG15",
        "ProviderProcessingLevel": "Level 2",
        "ProviderVersion": "3",
        "InstrumentID": "spase://SMWG/Instrument/IMP8/MAG",
        "MeasurementType": "MagneticField",
        "TemporalDescription": {
          "TimeSpan": {
            "StartDate": "1973-10-30T15:00:32Z",
            "StopDate": "2000-06-10T15:09:18.720Z",
            "Note": "Instrument stopped working on 2000-06-10."
          },
          "Cadence": "PT15.36S"
        },
        "ObservedRegion": [
          "Heliosphere.NearEarth",
          "Earth.Magnetosheath",
          "Earth.Magnetosphere.Magnetotail"
        ],
        "Caveats": "The time resolution (cadence) is not constant. The time tag corresponds \nto the last 1.28s measurement in the 15.36s average.  Since the data is on average \n70% complete, this is quite often different from 15.36 seconds from the previous time \ntag. On average, however, it should be about 15.36 seconds.",
        "Keyword": "Magnetic field",
        "Parameter": {
          "Epoch": {
            "Name": "Epoch",
            "ParameterKey": "Epoch",
            "Description": "Epoch of the data point (last data in the 15.36-second average)",
            "Cadence": "PT15.36S",
            "Units": "Milliseconds",
            "ValidMin": "01-Jan-1973 00:00:00.000",
            "ValidMax": "31-Dec-2000 00:00:00.000",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Temporal"
            }
          },
          "N_Sequences": {
            "Name": "Number of Sequences",
            "ParameterKey": "N_Sequences",
            "Description": "The number of vectors used in the data average is 4 times this value.",
            "Cadence": "PT15.36S",
            "ValidMin": "0",
            "ValidMax": "999",
            "FillValue": "-2147483648",
            "Support": {
              "SupportQuantity": "Other"
            }
          },
          "SC_Pos_GSE": {
            "Name": "Spacecraft Position GSE",
            "ParameterKey": "SC_Pos_GSE",
            "Description": "Spacecraft position in GSE coordinates",
            "Cadence": "PT15.36S",
            "Units": "Re",
            "UnitsConversion": "6.378e6>m",
            "CoordinateSystem": {
              "CoordinateRepresentation": "Cartesian",
              "CoordinateSystemName": "GSE"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "Xgse",
                  "Qualifier": "Component.I",
                  "Index": "1"
                },
                {
                  "Name": "Ygse",
                  "Qualifier": "Component.J",
                  "Index": "2"
                },
                {
                  "Name": "Zgse",
                  "Qualifier": "Component.K",
                  "Index": "3"
                }
              ]
            },
            "ValidMin": "-50.0",
            "ValidMax": "50.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Positional"
            }
          },
          "SC_Pos_GSM": {
            "Name": "Spacecraft Position GSM",
            "ParameterKey": "SC_Pos_GSM",
            "Description": "Spacecraft position in GSM coordinates",
            "Cadence": "PT15.36S",
            "Units": "Re",
            "UnitsConversion": "6.378e6>m",
            "CoordinateSystem": {
              "CoordinateRepresentation": "Cartesian",
              "CoordinateSystemName": "GSM"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "Xgsm",
                  "Qualifier": "Component.I",
                  "Index": "1"
                },
                {
                  "Name": "Ygsm",
                  "Qualifier": "Component.J",
                  "Index": "2"
                },
                {
                  "Name": "Zgsm",
                  "Qualifier": "Component.K",
                  "Index": "3"
                }
              ]
            },
            "ValidMin": "-50.0",
            "ValidMax": "50.0",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Positional"
            }
          },
          "F1_Average_B_15s": {
            "Name": "B magnitude",
            "ParameterKey": "F1_Average_B_15s",
            "Description": "Magnitude of the magnetic field",
            "Cadence": "PT15.36S",
            "Units": "nT",
            "UnitsConversion": "1e-9>T",
            "ValidMin": "0.0",
            "ValidMax": "100.0",
            "FillValue": "-1.0e+31",
            "Field": {
              "Qualifier": [
                "Average",
                "Magnitude"
              ],
              "FieldQuantity": "Magnetic"
            }
          },
          "B_Vector_GSE": {
            "Name": "B vector GSE",
            "ParameterKey": "B_Vector_GSE",
            "Description": "Magnetic field vector in GSE coordinates",
            "Cadence": "PT15.36S",
            "Units": "nT",
            "UnitsConversion": "1e-9>T",
            "CoordinateSystem": {
              "CoordinateRepresentation": "Cartesian",
              "CoordinateSystemName": "GSE"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "Bx GSE",
                  "Qualifier": "Component.I",
                  "Index": "1"
                },
                {
                  "Name": "By GSE",
                  "Qualifier": "Component.J",
                  "Index": "2"
                },
                {
                  "Name": "Bz GSE",
                  "Qualifier": "Component.K",
                  "Index": "3"
                }
              ]
            },
            "ValidMin": "-100.0",
            "ValidMax": "100.0",
            "FillValue": "-1.0e+31",
            "Field": {
              "Qualifier": [
                "Vector",
                "Average"
              ],
              "FieldQuantity": "Magnetic"
            }
          },
          "B_Vector_GSM": {
            "Name": "B vector GSM",
            "ParameterKey": "B_Vector_GSM",
            "Description": "Magnetic field vector in GSM coordinates",
            "Cadence": "PT15.36S",
            "Units": "nT",
            "UnitsConversion": "1e-9>T",
            "CoordinateSystem": {
              "CoordinateRepresentation": "Cartesian",
              "CoordinateSystemName": "GSM"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "Bx GSM",
                  "Qualifier": "Component.I",
                  "Index": "1"
                },
                {
                  "Name": "By GSM",
                  "Qualifier": "Component.J",
                  "Index": "2"
                },
                {
                  "Name": "Bz GSM",
                  "Qualifier": "Component.K",
                  "Index": "3"
                }
              ]
            },
            "ValidMin": "-100.0",
            "ValidMax": "100.0",
            "FillValue": "-1.0e+31",
            "Field": {
              "Qualifier": [
                "Vector",
                "Average"
              ],
              "FieldQuantity": "Magnetic"
            }
          },
          "B_jj_Variances": {
            "Name": "B Diagonal Variances",
            "ParameterKey": "B_jj_Variances",
            "Description": "Matrix containing magnetic field variances; diagonal elements Bxx, Byy, Bzz in GSE coordinates",
            "Cadence": "PT15.36S",
            "Units": "nT^2",
            "UnitsConversion": "1e-18>T^2",
            "CoordinateSystem": {
              "CoordinateRepresentation": "Cartesian",
              "CoordinateSystemName": "GSE"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "Bxx GSE",
                  "Index": "1"
                },
                {
                  "Name": "Byy GSE",
                  "Index": "2"
                },
                {
                  "Name": "Bzz GSE",
                  "Index": "3"
                }
              ]
            },
            "ValidMin": "0.0",
            "ValidMax": "5000.0",
            "FillValue": "-1.0e+31",
            "Field": {
              "Qualifier": "Variance",
              "FieldQuantity": "Magnetic"
            }
          },
          "B_jk_Variances": {
            "Name": "B off-diagonal variances",
            "ParameterKey": "B_jk_Variances",
            "Description": "Matrix containing magnetic field variances; off-diagonal elements Byx, Bzx, Bzy in GSE coordinates",
            "Cadence": "PT15.36S",
            "Units": "nT^2",
            "UnitsConversion": "1e-18>T^2",
            "CoordinateSystem": {
              "CoordinateRepresentation": "Cartesian",
              "CoordinateSystemName": "GSE"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "Byx GSE",
                  "Index": "1"
                },
                {
                  "Name": "Bzx GSE",
                  "Index": "2"
                },
                {
                  "Name": "Bzy GSE",
                  "Qualifier": "Component.K",
                  "Index": "3"
                }
              ]
            },
            "ValidMin": "-5000.0",
            "ValidMax": "5000.0",
            "FillValue": "-1.0e+31",
            "Field": {
              "Qualifier": "Variance",
              "FieldQuantity": "Magnetic"
            }
          }
        }
      }
    }
  }
}