{
  "id": "STB_L3_WAV_LFR",
  "url": "http://hpde.io/NASA/NumericalData/STEREO-B/SWAVES/stb_l3_wav_lfr/PT15S",
  "data-file": "./data/spase_hpde_io/info/STB_L3_WAV_LFR.json",
  "data": {
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      "Version": "2.7.1",
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      },
      "NumericalData": {
        "ResourceID": "spase://NASA/NumericalData/STEREO-B/SWAVES/stb_l3_wav_lfr/PT15S",
        "NamingAuthority": "NASA",
        "ResourceType": "NumericalData",
        "ResourceHeader": {
          "ResourceName": "STEREO-B/WAVES Low Frequency Receiver, Data",
          "DOI": "https://doi.org/10.48322/fpgg-t127",
          "ReleaseDate": "2025-12-04T13:31:41Z",
          "RevisionHistory": {
            "RevisionEvent": [
              {
                "ReleaseDate": "2023-09-01T12:34:56.789Z",
                "Note": "Only known prior ReleaseDate of the metadata"
              },
              {
                "ReleaseDate": "2024-05-30T00:00:00",
                "Note": "PSP FIELDS: Initial SPASE XML resource description submission, metadata generated by SAB"
              },
              {
                "ReleaseDate": "2025-09-18T12:12:35Z",
                "Note": "Added ResourceType and NamingAuthority. 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 updated value in Version tag. ZCB"
              },
              {
                "ReleaseDate": "2025-10-03T11:23:55Z",
                "Note": "Updated PublishedBy name to match ROR Registry. ZCB"
              },
              {
                "ReleaseDate": "2025-12-04T13:31:41Z",
                "Note": "Added MetadataRightsList and RightsList(s). Updated to 2.7.1. ZCB"
              }
            ]
          },
          "Description": "Radio measurements of power spectral density,radio flux density, Stokes Q, U, V parameters and angular half width of source measured by the STEREO-B/WAVES instrument. There a 48 linearly spaced frequency channels from 2.61 to 153 kHz. Time resolution varies with instrument mode ranging from 15 seconds to 1 minute.",
          "Acknowledgement": "Please acknowledge the STEREO/Waves team. Data provided are Publicly available. If used in presentations or publications, please acknowledge STEREO/Waves Investigation (M. Maksimovic and S. D. Bale, PIs). Please read carefully the caveats attached to the data. For reporting purposes, we request bibliography information for any publication, etc., using these data. Please send information on the use of this data to M. Maksimovic and S. D. Bale (PIs).",
          "PublicationInfo": {
            "Authors": "M. Maksimovic, and S. D. Bale",
            "PublicationDate": "2024-07-01T00:00:00",
            "PublishedBy": "Space Physics Data Facility"
          },
          "Contact": [
            {
              "PersonID": "spase://SMWG/Person/Milan.Maksimovic",
              "Role": "PrincipalInvestigator"
            },
            {
              "PersonID": "spase://SMWG/Person/Stuart.D.Bale",
              "Role": "PrincipalInvestigator"
            },
            {
              "PersonID": "spase://SMWG/Person/Robert.M.Candey",
              "Role": "MetadataContact"
            },
            {
              "PersonID": "spase://SMWG/Person/Lee.Frost.Bargatze",
              "Role": "MetadataContact"
            }
          ],
          "InformationURL": [
            {
              "Name": "STEREO/WAVES instrument paper ",
              "URL": "https://doi.org/10.1007/s11214-007-9298-8",
              "Description": "Bougeret, J.L., Goetz, K., Kaiser, M.L. et al. S/WAVES: The Radio and Plasma Wave Investigation on the STEREO Mission. Space Sci Rev 136, 487–528 (2008).\n                ",
              "Language": "en"
            },
            {
              "Name": "Details on derivation and meaning of parameters in dataset",
              "URL": "https://doi.org/10.1007/s11214-007-9255-6",
              "Description": "Cecconi, B., Bonnin, X., Hoang, S. et al. STEREO/Waves Goniopolarimetry. Space Sci Rev 136, 549–563 (2008).",
              "Language": "en"
            },
            {
              "Name": "STEREO/WAVES Dataset Angular Width of Sources",
              "URL": "https://doi.org/10.1029/2011JA017333",
              "Description": "Krupar, V., O. Santolik, B. Cecconi, M. Maksimovic, X. Bonnin, M. Panchenko, and A. Zaslavsky (2012), Goniopolarimetric inversion using SVD: An application to type III radio bursts observed by STEREO, J. Geophys. Res., 117, A06101.",
              "Language": "en"
            }
          ]
        },
        "AccessInformation": [
          {
            "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
            "Availability": "Online",
            "AccessRights": "Open",
            "RightsList": {
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                "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/stereo/behind/l3/waves/lfr/",
              "Description": "Access to Data in CDF Format via ftps from SPDF"
            },
            "Format": "CDF",
            "Encoding": "None",
            "Acknowledgement": "Please acknowledge the Principal Investigator Milan Maksimovic (milan.maksimovic@obspm.fr) and Stuart D. Bale (bale@berkeley.edu). Please acknowledge the Data Providers and CDAWeb when using these Data."
          },
          {
            "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
            "Availability": "Online",
            "AccessRights": "Open",
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                "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/stereo/behind/l3/waves/lfr/",
              "Description": "Access to Data in CDF Format via https from SPDF"
            },
            "Format": "CDF",
            "Encoding": "None",
            "Acknowledgement": "Please acknowledge the Principal Investigator Milan Maksimovic (milan.maksimovic@obspm.fr) and Stuart D. Bale (bale@berkeley.edu). Please acknowledge the Data Providers and CDAWeb when using these Data."
          },
          {
            "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
            "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=STB_L3_WAV_LFR&index=sp_phys",
              "ProductKey": "STB_L3_WAV_LFR",
              "Description": "Access to ASCII, CDF, and Plots via NASA/GSFC CDAWeb"
            },
            "Format": "CDF",
            "Encoding": "None",
            "Acknowledgement": "Please acknowledge the Principal Investigator Milan Maksimovic (milan.maksimovic@obspm.fr) and Stuart D. Bale (bale@berkeley.edu). Please acknowledge the Data Providers and CDAWeb when using these Data."
          }
        ],
        "ProcessingLevel": "Calibrated",
        "InstrumentID": "spase://SMWG/Instrument/STEREO-B/SWAVES",
        "MeasurementType": [
          "ElectricField",
          "Waves"
        ],
        "TemporalDescription": {
          "TimeSpan": {
            "StartDate": "2006-10-28T00:00:00.000",
            "RelativeStopDate": "-P2M"
          },
          "Cadence": "PT15S"
        },
        "ObservedRegion": "Heliosphere.Remote1AU",
        "Parameter": {
          "Epoch": {
            "Name": "Epoch (Time)",
            "ParameterKey": "Epoch",
            "Description": "Epoch encoded as Terrestrial Time on rotating Earth geoid, ns since J2000",
            "Caveats": "This Parameter exhibits an increasing Monotonic Progression",
            "Units": "ns",
            "UnitsConversion": "1.0e-9>s",
            "RenderingHints": {
              "AxisLabel": "epoch_lfr_radio_flux",
              "ScaleType": "LinearScale"
            },
            "ValidMin": "2006-01-01T00:00:00.000000000",
            "ValidMax": "2099-12-31T23:59:59.999000000",
            "FillValue": "9999-12-31T23:59:59.999999999",
            "Support": {
              "SupportQuantity": "Temporal"
            }
          },
          "FREQUENCY": {
            "Name": "Frequency",
            "ParameterKey": "FREQUENCY",
            "Description": "Frequency channel",
            "Units": "Hz",
            "RenderingHints": {
              "AxisLabel": "frequency_psd",
              "ValueFormat": "E12.2",
              "ScaleType": "LogScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "WaveQuantity": "Frequency"
            }
          },
          "BACKGROUND": {
            "Name": "Receiver Background",
            "ParameterKey": "BACKGROUND",
            "Description": "1% receiver background of each antenna channel configuration",
            "Units": "V^2/Hz",
            "RenderingHints": {
              "AxisLabel": "background",
              "ValueFormat": "E12.2",
              "ScaleType": "LogScale"
            },
            "Structure": {
              "Size": "48 3 2"
            },
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Housekeeping"
            }
          },
          "SENSOR_CONFIG": {
            "Name": "Antenna Configuration",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "SENSOR_CONFIG",
            "Description": "Dual channel receiver antenna configuration",
            "Caveats": "00 (Off/Off) 10 (+Ex/Off) 20 (-Ey/Off) 30 (Ex-Ey/Off) 01 (Off/+Ez) 02 (Off/+Ey) 03 (Off/Ez-Ey) 11 (+Ex/+Ez) 12 (+Ex/-Ey) 13 (+Ex/Ez-Ey) 21 (-Ey/+Ez) 31 (Ex-Ey/+Ez) -22 (-Ey/-Ey) -32 (Ex-Ey/-Ey) -23 (-Ey/Ez-Ey) -33 (Ex-Ey/Ez-Ey)",
            "Cadence": "PT15S",
            "RenderingHints": {
              "AxisLabel": "conf",
              "ValueFormat": "I3",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48 3"
            },
            "FillValue": "-128",
            "Support": {
              "SupportQuantity": "Housekeeping"
            }
          },
          "TIMING": {
            "Name": "Time Offset",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "TIMING",
            "Description": "Temporal offset of each antenna channel configuration",
            "Cadence": "PT15S",
            "Units": "s",
            "RenderingHints": {
              "AxisLabel": "timing",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48 3"
            },
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Temporal"
            }
          },
          "PSD_V2": {
            "Name": "Power Spectral Density",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "PSD_V2",
            "Description": "Power spectral density before 1% background subtraction and antenna calibration",
            "Caveats": "Suitable for analysis of weak signals",
            "Cadence": "PT15S",
            "Units": "V^2/Hz",
            "RenderingHints": {
              "AxisLabel": "Automatic Gain Control",
              "ValueFormat": "E12.2",
              "ScaleType": "LogScale"
            },
            "Structure": {
              "Size": "48 3 2"
            },
            "FillValue": "-1.0e+31",
            "Field": {
              "Qualifier": "PowerSpectralDensity",
              "FieldQuantity": "Electromagnetic"
            }
          },
          "PSD_FLUX": {
            "Name": "Power Spectral Density",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "PSD_FLUX",
            "Description": "Power spectral density after 1% background subtraction and antenna calibration",
            "Caveats": "Suitable for general investigation",
            "Cadence": "PT15S",
            "Units": "W/m^2/Hz",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "PSD",
              "ValueFormat": "E12.2",
              "ScaleType": "LogScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Field": {
              "Qualifier": "PowerSpectralDensity",
              "FieldQuantity": "Electromagnetic"
            }
          },
          "PSD_SFU": {
            "Name": "Power Spectral Density",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "PSD_SFU",
            "Description": "Power spectral density after 1% background subtraction and antenna calibration in solar radio flux unit normalized to 1 au",
            "Caveats": "Suitable for multi-spacecraft investigation",
            "Cadence": "PT15S",
            "Units": "sfu",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "PSD",
              "ValueFormat": "E12.2",
              "ScaleType": "LogScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Field": {
              "Qualifier": "PowerSpectralDensity",
              "FieldQuantity": "Electromagnetic"
            }
          },
          "STOKES_I": {
            "Name": "Stokes I",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "STOKES_I",
            "Description": "Radio flux density [Data available after 04-May-2007]",
            "Caveats": "Details on polarization parameters can be found here: https://doi.org/10.1007/s11214-007-9255-6",
            "Cadence": "PT15S",
            "Units": "W/m^2/Hz",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Stokes I",
              "ValueFormat": "E12.2",
              "ScaleType": "LogScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "WaveQuantity": "StokesParameters"
            }
          },
          "STOKES_Q": {
            "Name": "Stokes Q",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "STOKES_Q",
            "Description": "Normalized linear polarization [Data available after 04-May-2007]",
            "Caveats": "Details on polarization parameters can be found here: https://doi.org/10.1007/s11214-007-9255-6",
            "Cadence": "PT15S",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Stokes Q",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "WaveQuantity": "StokesParameters"
            }
          },
          "STOKES_U": {
            "Name": "Stokes U",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "STOKES_U",
            "Description": "Normalized linear polarization [Data available after 04-May-2007]",
            "Caveats": "Details on polarization parameters can be found here: https://doi.org/10.1007/s11214-007-9255-6",
            "Cadence": "PT15S",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Stokes U",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "WaveQuantity": "StokesParameters"
            }
          },
          "STOKES_V": {
            "Name": "Stokes V",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "STOKES_V",
            "Description": "Normalized circular polarization [Data available after 04-May-2007]",
            "Caveats": "Details on polarization parameters can be found here: https://doi.org/10.1007/s11214-007-9255-6",
            "Cadence": "PT15S",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Stokes V",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "WaveQuantity": "StokesParameters"
            }
          },
          "SOURCE_SIZE": {
            "Name": "Source Size",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "SOURCE_SIZE",
            "Description": "The angular half aperture of the source as seen by a spacecraft (uniform profile) [Data available after 04-May-2007]",
            "Caveats": "Based on https://doi.org/10.1029/2011JA017333",
            "Cadence": "PT15S",
            "Units": "°",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Source Size",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Other"
            }
          },
          "WAVE_COLATITUDE_RTN": {
            "Name": "Colatitude",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "WAVE_COLATITUDE_RTN",
            "Description": "Wave vector colatitude in the Radial-Tangential-Normal (RTN) system [Data available after 04-May-2007]",
            "Caveats": "X axis points from the spacecraft center to Sun, and the Y axis is the cross product of the solar rotational axis and X, and lies in the solar equatorial plane (towards the West limb).",
            "Cadence": "PT15S",
            "Units": "°",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Colatitude [RTN]",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "Qualifier": "DirectionAngle",
              "WaveQuantity": "StokesParameters"
            }
          },
          "WAVE_AZIMUTH_RTN": {
            "Name": "Azimuth",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "WAVE_AZIMUTH_RTN",
            "Description": "Wave vector azimuth in the Radial-Tangential-Normal (RTN) system [Data available after 04-May-2007]",
            "Caveats": "X axis points from the spacecraft center to Sun, and the Y axis is the cross product of the solar rotational axis and X, and lies in the solar equatorial plane (towards the West limb).",
            "Cadence": "PT15S",
            "Units": "°",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Azimuth [RTN]",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "Qualifier": "DirectionAngle",
              "WaveQuantity": "StokesParameters"
            }
          },
          "WAVE_COLATITUDE_HCI": {
            "Name": "Colatitude",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "WAVE_COLATITUDE_HCI",
            "Description": "Wave vector colatitude in the Heliocentric Inertial (HCI) system [Data available after 04-May-2007]",
            "Caveats": "Z is the solar north rotational axis, and X is the solar ascending node on the J2000 ecliptic.",
            "Cadence": "PT15S",
            "Units": "°",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Colatitude [HCI]",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "Qualifier": "DirectionAngle",
              "WaveQuantity": "StokesParameters"
            }
          },
          "WAVE_AZIMUTH_HCI": {
            "Name": "Azimuth",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "WAVE_AZIMUTH_HCI",
            "Description": "Wave vector azimuth in the Heliocentric Inertial (HCI) system [Data available after 04-May-2007]",
            "Caveats": "Z is the solar north rotational axis, and X is the solar ascending node on the J2000 ecliptic.",
            "Cadence": "PT15S",
            "Units": "°",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Azimuth [HCI]",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "Qualifier": "DirectionAngle",
              "WaveQuantity": "StokesParameters"
            }
          },
          "WAVE_COLATITUDE_HEE": {
            "Name": "Colatitude",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "WAVE_COLATITUDE_HEE",
            "Description": "Wave vector colatitude in the Heliocentric Earth Ecliptic (HEE) system [Data available after 04-May-2007]",
            "Caveats": "X is the Sun-Earth line, and Z is the north pole for the ecliptic of date.",
            "Cadence": "PT15S",
            "Units": "°",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Colatitude [HEE]",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "Qualifier": "DirectionAngle",
              "WaveQuantity": "StokesParameters"
            }
          },
          "WAVE_AZIMUTH_HEE": {
            "Name": "Azimuth",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "WAVE_AZIMUTH_HEE",
            "Description": "Wave vector azimuth in the Heliocentric Earth Ecliptic (HEE) system [Data available after 04-May-2007]",
            "Caveats": "X is the Sun-Earth line, and Z is the north pole for the ecliptic of date.",
            "Cadence": "PT15S",
            "Units": "°",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Azimuth [HEE]",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "Qualifier": "DirectionAngle",
              "WaveQuantity": "StokesParameters"
            }
          },
          "WAVE_COLATITUDE_HEEQ": {
            "Name": "Colatitude",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "WAVE_COLATITUDE_HEEQ",
            "Description": "Wave vector colatitude in the Heliocentric Earth Equatorial (HEEQ) system [Data available after 04-May-2007]",
            "Caveats": "Z is the solar rotation axis, and X is in the plane containing the Z axis and Earth, at the intersection of the solar central meridian, and the heliographic equator. When converted to longitude and latitude, this is known as Stonyhurst heliographic coordinates.",
            "Cadence": "PT15S",
            "Units": "°",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Colatitude [HEEQ]",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "Qualifier": "DirectionAngle",
              "WaveQuantity": "StokesParameters"
            }
          },
          "WAVE_AZIMUTH_HEEQ": {
            "Name": "Azimuth",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "WAVE_AZIMUTH_HEEQ",
            "Description": "Wave vector azimuth in the Heliocentric Earth Equatorial (HEEQ) system [Data available after 04-May-2007]",
            "Caveats": "Z is the solar rotation axis, and X is in the plane containing the Z axis and Earth, at the intersection of the solar central meridian, and the heliographic equator. When converted to longitude and latitude, this is known as Stonyhurst heliographic coordinates.",
            "Cadence": "PT15S",
            "Units": "°",
            "RenderingHints": {
              "DisplayType": "Spectrogram",
              "AxisLabel": "Azimuth [HEEQ]",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "48"
            },
            "FillValue": "-1.0e+31",
            "Wave": {
              "Qualifier": "DirectionAngle",
              "WaveQuantity": "StokesParameters"
            }
          },
          "SC_POS_HCI": {
            "Name": "Spacecraft Position in HCI",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "SC_POS_HCI",
            "Description": "STEREO spacecraft position in the Heliocentric Inertial (HCI) system in km",
            "Caveats": "Also called Ecliptic J2000. Z is the solar north rotational axis, and X is the solar ascending node on the J2000 ecliptic.",
            "Cadence": "PT15S",
            "Units": "km",
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "SC_POS_HCI",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "X_HCI",
                  "Index": "1"
                },
                {
                  "Name": "Y_HCI",
                  "Index": "2"
                },
                {
                  "Name": "Z_HCI",
                  "Index": "3"
                }
              ]
            },
            "ValidMin": "-3.0e+08",
            "ValidMax": "3.0e+08",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "InstrumentMode"
            }
          },
          "SC_POS_HEE": {
            "Name": "Spacecraft Position in HEE",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "SC_POS_HEE",
            "Description": "STEREO spacecraft position in the Heliocentric Earth Ecliptic (HEE) system in km",
            "Caveats": "X is the Sun-Earth line, and Z is the north pole for the ecliptic of date.",
            "Cadence": "PT15S",
            "Units": "km",
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "SC_POS_HCI",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "X_HEE",
                  "Index": "1"
                },
                {
                  "Name": "Y_HEE",
                  "Index": "2"
                },
                {
                  "Name": "Z_HEE",
                  "Index": "3"
                }
              ]
            },
            "ValidMin": "-3.0e+08",
            "ValidMax": "3.0e+08",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Positional"
            }
          },
          "SC_POS_HEEQ": {
            "Name": "Spacecraft Position in HEEQ",
            "Set": "Time series defined by using: Epoch",
            "ParameterKey": "SC_POS_HEEQ",
            "Description": "STEREO spacecraft position in the Heliocentric Earth Equatorial (HEEQ) system in km",
            "Caveats": "Z is the solar rotation axis, and X is in the plane containing the Z axis and Earth, at the intersection of the solar central meridian, and the heliographic equator. When converted to longitude and latitude, this is known as Stonyhurst heliographic coordinates.",
            "Cadence": "PT15S",
            "Units": "km",
            "RenderingHints": {
              "DisplayType": "TimeSeries",
              "AxisLabel": "SC_POS_HCI",
              "ValueFormat": "E12.2",
              "ScaleType": "LinearScale"
            },
            "Structure": {
              "Size": "3",
              "Element": [
                {
                  "Name": "X_HEEQ",
                  "Index": "1"
                },
                {
                  "Name": "Y_HEEQ",
                  "Index": "2"
                },
                {
                  "Name": "Z_HEEQ",
                  "Index": "3"
                }
              ]
            },
            "ValidMin": "-3.0e+08",
            "ValidMax": "3.0e+08",
            "FillValue": "-1.0e+31",
            "Support": {
              "SupportQuantity": "Positional"
            }
          }
        }
      }
    }
  }
}