{
  "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/Helios2/Combined/PT40.5S",
      "ResourceHeader": {
        "ResourceName": "Helios 2 Merged Plasma and Magnetic Field",
        "ReleaseDate": "2020-07-07T21:14:35Z",
        "Description": "Merged solar wind plasma and magnetic field measurements from the Helios 2 spacecraft. Variable time resolution (2-10 minutes) Calibrated science quality data.",
        "Acknowledgement": "User will acknowledge the Helios plasma instrument PI Dr. Helmut Rosenbauer and the magnetometer PI Prof. Fritz M. Neubauer.",
        "Contact": [
          {
            "PersonID": "spase://SMWG/Person/Helmut.R.Rosenbauer",
            "Role": "PrincipalInvestigator"
          },
          {
            "PersonID": "spase://SMWG/Person/Fritz.M.Neubauer",
            "Role": "PrincipalInvestigator"
          },
          {
            "PersonID": "spase://SMWG/Person/Rainer.Schwenn",
            "Role": "DataProducer"
          },
          {
            "PersonID": "spase://SMWG/Person/D.Aaron.Roberts",
            "Role": "DataProducer"
          }
        ],
        "InformationURL": {
          "Name": "Max Planck Institute for Solar System Research Helios Project page",
          "URL": "http://www2.mps.mpg.de/de/projekte/helios/",
          "Description": "A website describing the Helios mission and its instruments"
        },
        "PriorID": [
          "spase://VHO/NumericalData/Helios2/Combined/PT40.5S",
          "spase://VSPO/NumericalData/Helios2/Combined/PT40.5S"
        ]
      },
      "AccessInformation": {
        "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/VHO-VMO",
        "Availability": "Online",
        "AccessRights": "Open",
        "AccessURL": {
          "Name": "Download of Helios 2 merged plasma and magnetic field data",
          "URL": "https://vho.nasa.gov/mission/helios2/",
          "Description": "Repository of the Helios 2 data"
        },
        "Format": "Text",
        "Encoding": "ASCII"
      },
      "ProviderResourceName": "Helios 2 Merged Plasma and Magnetic Field",
      "ProviderVersion": "1",
      "InstrumentID": [
        "spase://SMWG/Instrument/Helios2/E2",
        "spase://SMWG/Instrument/Helios2/E1",
        "spase://SMWG/Instrument/Helios2/Ephemeris"
      ],
      "MeasurementType": [
        "Ephemeris",
        "MagneticField",
        "ThermalPlasma"
      ],
      "TemporalDescription": {
        "TimeSpan": {
          "StartDate": "1976-01-17T01:21:36Z",
          "StopDate": "1980-03-08T17:43:50Z"
        },
        "Cadence": "PT40.5S"
      },
      "ObservedRegion": "Heliosphere.Inner",
      "Caveats": "Fundamental cadence of 40.5 sec with numerous gaps",
      "Keyword": [
        "Magnetic field",
        "Solar Wind Plasma"
      ],
      "Parameter": [
        {
          "Name": "Year",
          "ParameterKey": "Field 1",
          "Description": "Year of the observation",
          "Support": {
            "SupportQuantity": "Temporal"
          }
        },
        {
          "Name": "Day",
          "ParameterKey": "Field 2",
          "Description": "Day of year of the observation",
          "Support": {
            "SupportQuantity": "Temporal"
          }
        },
        {
          "Name": "DecimalHour",
          "ParameterKey": "Field 3",
          "Description": "Decimal Hour of the observation",
          "Support": {
            "SupportQuantity": "Temporal"
          }
        },
        {
          "Name": "Hour",
          "ParameterKey": "Field 4",
          "Description": "Integer Hour of the observation",
          "Support": {
            "SupportQuantity": "Temporal"
          }
        },
        {
          "Name": "Minute",
          "ParameterKey": "Field 5",
          "Description": "Minute of the observation",
          "Support": {
            "SupportQuantity": "Temporal"
          }
        },
        {
          "Name": "Second",
          "ParameterKey": "Field 6",
          "Description": "Second of the observation",
          "Support": {
            "SupportQuantity": "Temporal"
          }
        },
        {
          "Name": "RadDist",
          "ParameterKey": "Field 7",
          "Description": "Heliocentric radial distance of the s/c from the Sun",
          "Units": "AU",
          "UnitsConversion": "1.495979e-11>m",
          "Support": {
            "SupportQuantity": "Positional"
          }
        },
        {
          "Name": "EarthSunSCAng",
          "ParameterKey": "Field 8",
          "Description": "Earth-Sun-S/C Angle",
          "Units": "degree",
          "UnitsConversion": "1.745329e-2rad",
          "Support": {
            "SupportQuantity": "Positional"
          }
        },
        {
          "Name": "CarrLong",
          "ParameterKey": "Field 9",
          "Description": "Carrington longitude of the s/c",
          "Units": "degree",
          "UnitsConversion": "1.745329e-2>rad",
          "Support": {
            "SupportQuantity": "Positional"
          }
        },
        {
          "Name": "CarrLat",
          "ParameterKey": "Field 10",
          "Description": "Carrington latitude of the s/c",
          "Units": "degree",
          "UnitsConversion": "1.745329e-2rad",
          "Support": {
            "SupportQuantity": "Positional"
          }
        },
        {
          "Name": "HGILong",
          "ParameterKey": "Field 11",
          "Description": "HGI Longitude of the s/c",
          "Units": "degree",
          "UnitsConversion": "1.745329e-2rad",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Spherical",
            "CoordinateSystemName": "HGI"
          },
          "Support": {
            "SupportQuantity": "Positional"
          }
        },
        {
          "Name": "Br",
          "ParameterKey": "Field 12",
          "Description": "Br magnetic field component in RTN coordinates.",
          "Units": "nT",
          "UnitsConversion": "1.0e-9>T",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "RTN"
          },
          "Field": {
            "Qualifier": "Component.I",
            "FieldQuantity": "Magnetic"
          }
        },
        {
          "Name": "Bt",
          "ParameterKey": "Field 13",
          "Description": "Bt magnetic field component in RTN coordinates.",
          "Units": "nT",
          "UnitsConversion": "1.0e-9>T",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "RTN"
          },
          "Field": {
            "Qualifier": "Component.J",
            "FieldQuantity": "Magnetic"
          }
        },
        {
          "Name": "Bn",
          "ParameterKey": "Field 14",
          "Description": "Bn magnetic field component in RTN coordinates.",
          "Units": "nT",
          "UnitsConversion": "1.0e-9>T",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "RTN"
          },
          "Field": {
            "Qualifier": "Component.K",
            "FieldQuantity": "Magnetic"
          }
        },
        {
          "Name": "Vp1R",
          "ParameterKey": "Field 15",
          "Description": "Proton velocity R component in RTN coordinates from the E1/I1A sensor",
          "Caveats": "These RTN coordinates assumed the spacecraft to be in the ecliptic",
          "Units": "km/s",
          "UnitsConversion": "1.0e3>m/s",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "RTN"
          },
          "Particle": {
            "ParticleType": "Proton",
            "Qualifier": "Component.I",
            "ParticleQuantity": "Velocity"
          }
        },
        {
          "Name": "Vp1T",
          "ParameterKey": "Field 16",
          "Description": "Proton velocity T component in RTN coordinates from the E1/I1A sensor",
          "Caveats": "These RTN coordinates assumed the spacecraft to be in the ecliptic",
          "Units": "km/s",
          "UnitsConversion": "1.0e3>m/s",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "RTN"
          },
          "Particle": {
            "ParticleType": "Proton",
            "Qualifier": "Component.J",
            "ParticleQuantity": "Velocity"
          }
        },
        {
          "Name": "Vp1N",
          "ParameterKey": "Field 17",
          "Description": "Proton velocity N component in RTN coordinates from the E1/I1A sensor",
          "Caveats": "These RTN coordinates assumed the spacecraft to be in the ecliptic",
          "Units": "km/s",
          "UnitsConversion": "1.0e3>m/s",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "RTN"
          },
          "Particle": {
            "ParticleType": "Proton",
            "Qualifier": "Component.K",
            "ParticleQuantity": "Velocity"
          }
        },
        {
          "Name": "CarrRot",
          "ParameterKey": "Field 18",
          "Description": "Carrington rotation number of the s/c",
          "Support": {
            "SupportQuantity": "Positional"
          }
        },
        {
          "Name": "Np1",
          "ParameterKey": "Field 19",
          "Description": "Proton number desnity from the E1/I1A sensor",
          "Units": "cm^-3",
          "UnitsConversion": "1.0e-6>m^-3",
          "Particle": {
            "ParticleType": "Proton",
            "Qualifier": "Moment",
            "ParticleQuantity": "NumberDensity"
          }
        },
        {
          "Name": "Vp1",
          "ParameterKey": "Field 20",
          "Description": "Proton speed (scalar) from the E1/I1A sensor",
          "Units": "km/s",
          "UnitsConversion": "1.0e3>m/s",
          "Particle": {
            "ParticleType": "Proton",
            "Qualifier": "Magnitude",
            "ParticleQuantity": "Velocity"
          }
        },
        {
          "Name": "Tp1",
          "ParameterKey": "Field 21",
          "Description": "Proton scalar temperature from the E1/I1A sensor",
          "Units": "K",
          "Particle": {
            "ParticleType": "Proton",
            "Qualifier": "Scalar",
            "ParticleQuantity": "Temperature"
          }
        },
        {
          "Name": "Vp1az",
          "ParameterKey": "Field 22",
          "Description": "Proton velocity azimuth flow angle in SSE coordinates from the E1/I1A sensor",
          "Units": "deg",
          "UnitsConversion": "1.745329e-2>rad",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Spherical",
            "CoordinateSystemName": "SSE"
          },
          "Particle": {
            "ParticleType": "Proton",
            "Qualifier": "DirectionAngle.AzimuthAngle",
            "ParticleQuantity": "Velocity"
          }
        },
        {
          "Name": "Vp1el",
          "ParameterKey": "Field 23",
          "Description": "Proton velocity elevational flow angle in SSE coordinates from the E1/I1A sensor",
          "Units": "deg",
          "UnitsConversion": "1.745329e-2>rad",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Spherical",
            "CoordinateSystemName": "SSE"
          },
          "Particle": {
            "ParticleType": "Proton",
            "Qualifier": "DirectionAngle.ElevationAngle",
            "ParticleQuantity": "Velocity"
          }
        },
        {
          "Name": "Bx",
          "ParameterKey": "Field 24",
          "Description": "Bx magnetic field component in SSE coordinates.",
          "Units": "nT",
          "UnitsConversion": "1.0e-9>T",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "SSE"
          },
          "Field": {
            "Qualifier": "Component.I",
            "FieldQuantity": "Magnetic"
          }
        },
        {
          "Name": "By",
          "ParameterKey": "Field 25",
          "Description": "By magnetic field component in SSE coordinates.",
          "Units": "nT",
          "UnitsConversion": "1.0e-9>T",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "SSE"
          },
          "Field": {
            "Qualifier": "Component.J",
            "FieldQuantity": "Magnetic"
          }
        },
        {
          "Name": "Bz",
          "ParameterKey": "Field 26",
          "Description": "Bz magnetic field component in SSE coordinates.",
          "Units": "nT",
          "UnitsConversion": "1.0e-9>T",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "SSE"
          },
          "Field": {
            "Qualifier": "Component.K",
            "FieldQuantity": "Magnetic"
          }
        },
        {
          "Name": "sBx",
          "ParameterKey": "Field 27",
          "Description": "One standard deviation of Bx magnetic field component in SSE coordinates.",
          "Units": "nT",
          "UnitsConversion": "1.0e-9>T",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "SSE"
          },
          "Field": {
            "Qualifier": [
              "Component.I",
              "StandardDeviation"
            ],
            "FieldQuantity": "Magnetic"
          }
        },
        {
          "Name": "sBy",
          "ParameterKey": "Field 28",
          "Description": "One standrd deviation of By magnetic field component in SSE coordinates.",
          "Units": "nT",
          "UnitsConversion": "1.0e-9>T",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "SSE"
          },
          "Field": {
            "Qualifier": [
              "Component.J",
              "StandardDeviation"
            ],
            "FieldQuantity": "Magnetic"
          }
        },
        {
          "Name": "sBz",
          "ParameterKey": "Field 29",
          "Description": "One standard deviation of Bz magnetic field component in SSE coordinates.",
          "Units": "nT",
          "UnitsConversion": "1.0e-9>T",
          "CoordinateSystem": {
            "CoordinateRepresentation": "Cartesian",
            "CoordinateSystemName": "SSE"
          },
          "Field": {
            "Qualifier": [
              "Component.K",
              "StandardDeviation"
            ],
            "FieldQuantity": "Magnetic"
          }
        },
        {
          "Name": "Na1",
          "ParameterKey": "Field 30",
          "Description": "Alpha number desnity from the E1/I1A sensor",
          "Units": "cm^-3",
          "UnitsConversion": "1.0e-6>m^-3",
          "Particle": {
            "ParticleType": "AlphaParticle",
            "Qualifier": "Moment",
            "ParticleQuantity": "NumberDensity"
          }
        },
        {
          "Name": "Va1",
          "ParameterKey": "Field 31",
          "Description": "Alpha speed (scalar) from the E1/I1A sensor",
          "Units": "km/s",
          "UnitsConversion": "1.0e3>m/s",
          "Particle": {
            "ParticleType": "AlphaParticle",
            "Qualifier": "Magnitude",
            "ParticleQuantity": "Velocity"
          }
        },
        {
          "Name": "Ta1",
          "ParameterKey": "Field 32",
          "Description": "Alpha scalar temperature from the E1/I1A sensor",
          "Units": "K",
          "Particle": {
            "ParticleType": "AlphaParticle",
            "Qualifier": "Scalar",
            "ParticleQuantity": "Temperature"
          }
        },
        {
          "Name": "Np2",
          "ParameterKey": "Field 33",
          "Description": "Proton number desnity from the E1/I1B sensor",
          "Units": "cm^-3",
          "UnitsConversion": "1.0e-6>m^-3",
          "Particle": {
            "ParticleType": "Proton",
            "Qualifier": "Moment",
            "ParticleQuantity": "NumberDensity"
          }
        },
        {
          "Name": "Vp2",
          "ParameterKey": "Field 34",
          "Description": "Proton speed (scalar) from the E1/I1B sensor",
          "Units": "km/s",
          "UnitsConversion": "1.0e3>m/s",
          "Particle": {
            "ParticleType": "Proton",
            "Qualifier": "Magnitude",
            "ParticleQuantity": "Velocity"
          }
        }
      ]
    }
  }
}