{
  "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_6_1.xsd",
    "_Note": "Nodes prefixed with a _ are not valid SPASE, but are included for debugging. Values prefixed with a x_ are not valid SPASE but may considered for addition for completeness.",
    "Version": "2.6.1",
    "_MasterURL": "https://cdaweb.gsfc.nasa.gov/pub/software/cdawlib/0JSONS/wind_waves_qtnfit_00000000_v01.json (from all.xml)",
    "NumericalData": {
      "ResourceID": null,
      "_ResourceID": "Source: https://github.com/rweigel/cdawmeta-spase/blob/main/ResourceID.json",
      "ResourceHeader": {
        "ResourceName": "WIND Radio/Plasma Wave, (WAVES) Quasi-Thermal Noise Key Parameters",
        "_ResourceName": "Source: Master/CDFglobalAttributes/Logical_source_description",
        "AlternateName": "wind_waves_qtnfit",
        "_AlternateName": "Source: Master/CDFglobalAttributes/Logical_source",
        "Description": "SSR WAVES: The Radio and Plasma Wave Investigation on the WIND Spacecraft, Vol 71, pg 231-263, 1995.JGRA: Solar Wind Electron Parameters Determination on Wind Spacecraft Using Quasi Thermal Noise Spectroscopy, Vol 125, JA028113Variable note:  suprathermal parameters (fit_a, delta_a, coarse_a, fit_t, delta_t, coarse_t), have large uncertainties due to instruemntal limitations. Commonly, for science purposes, medians on a scale of 1-5 minutes should be used. ",
        "_Description": "Source: Master/CDFglobalAttributes/TEXT",
        "_Rights": {
          "Name": "SPDX",
          "Description": "Creative Commons Zero v1.0 Universal",
          "URL": "https://spdx.org/licenses/CC0-1.0.html",
          "SchemeURI": "https://spdx.org/licenses/"
        }
      },
      "DOI": null,
      "_DOI": "Source: https://github.com/rweigel/cdawmeta-spase/blob/main/DOI.json",
      "AccessInformation": [
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/CDAWeb. Please also acknowledge the data producer: Keith Goetz at University of Minnesota",
          "Format": [
            "CDF"
          ],
          "Style": "Listing",
          "AccessURL": {
            "Name": "HTTPS from SPDF",
            "URL": "https://cdaweb.gsfc.nasa.gov/pub/data/wind/waves/solar-wind_electron_quasi-thermal_noise_spectroscopy_qtnfit",
            "Description": "In CDF via HTTP from CDAWeb",
            "AccessFilenameTemplate": "wind_waves_qtnfit_%Y%m%d_%Q.cdf",
            "AccessDirectoryTemplate": "%Y",
            "ProductKey": "WIND_WAVES_QTNFIT"
          }
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/CDAWeb. Please also acknowledge the data producer: Keith Goetz at University of Minnesota",
          "Format": [
            "CDF"
          ],
          "Style": "Listing",
          "AccessURL": {
            "Name": "FTPS from SPDF",
            "URL": "ftps://cdaweb.gsfc.nasa.gov/pub/data/wind/waves/solar-wind_electron_quasi-thermal_noise_spectroscopy_qtnfit",
            "Description": "In CDF via HTTP from CDAWeb",
            "AccessFilenameTemplate": "wind_waves_qtnfit_%Y%m%d_%Q.cdf",
            "AccessDirectoryTemplate": "%Y",
            "ProductKey": "WIND_WAVES_QTNFIT"
          }
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/CDAWeb. Please also acknowledge the data producer: Keith Goetz at University of Minnesota",
          "Format": [
            "CDF",
            "CSV",
            "GIF",
            "NetCDF",
            "PNG",
            "PS",
            "PDF",
            "XML",
            "x_Script.IDL",
            "x_Script.Python",
            "Text.ASCII",
            "x_WAV"
          ],
          "AccessURL": {
            "Name": "CDAWeb Web Service",
            "URL": "https://cdaweb.gsfc.nasa.gov/WebServices/",
            "Style": "WebService",
            "Description": "Instructions for using web services to access this dataset an other other metadata and options for CDAWeb datasets. The ProductKey here corresponds to the query parameter 'dataset' in the tables at the AccessURL in a dataset-related request can be made.",
            "ProductKey": "WIND_WAVES_QTNFIT"
          }
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/CDAWeb. Please also acknowledge the data producer: Keith Goetz at University of Minnesota",
          "Format": [
            "CDF",
            "GIF",
            "PDF",
            "Text.ASCII",
            "x_WAV"
          ],
          "AccessURL": {
            "Name": "CDAWeb Web Service user interface",
            "URL": "https://cdaweb.gsfc.nasa.gov/cgi-bin/eval2.cgi?index=sp_phys&dataset=WIND_WAVES_QTNFIT",
            "Style": "WebService",
            "ProductKey": "WIND_WAVES_QTNFIT",
            "Description": "Web service user interface for this product."
          }
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/CDAWeb. Please also acknowledge the data producer: Keith Goetz at University of Minnesota",
          "Format": [
            "x_Script.IDL",
            "x_Script.Python"
          ],
          "AccessURL": {
            "Name": "CDAWeb Python Script",
            "URL": "https://cdaweb.gsfc.nasa.gov/WS/cdasr/1/dataviews/sp_phys/datasets/WIND_WAVES_QTNFIT/clientLibraryExample/",
            "ProductKey": "WIND_WAVES_QTNFIT",
            "Style": "WebService",
            "Description": "Web service that generates a Python script to access this product."
          }
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/SSCWeb. Please also acknowledge the data producer: Keith Goetz at University of Minnesota",
          "Format": [
            "HTML"
          ],
          "AccessURL": {
            "Name": "4D Orbit Viewer",
            "URL": "https://sscweb.gsfc.nasa.gov/4dorbit/?sc=WIND_WAVES_QTNFIT",
            "ProductKey": "WIND_WAVES_QTNFIT",
            "Style": "x_Visualization",
            "Description": "Web Service to this product."
          }
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/CDAWeb and the HAPI project. Please also acknowledge the data producer: Keith Goetz at University of Minnesota",
          "Format": [
            "CSV",
            "JSON",
            "Binary"
          ],
          "AccessURL": {
            "Name": "CDAWeb HAPI Server",
            "URL": "https://hapi-server.org/servers/#server=CDAWeb&dataset=WIND_WAVES_QTNFIT",
            "Style": "HAPI",
            "ProductKey": "WIND_WAVES_QTNFIT",
            "Description": "Web Service to this product using the HAPI interface."
          }
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/CDAWeb and the HAPI project. Please also acknowledge the data producer: Keith Goetz at University of Minnesota",
          "Format": [
            "x_Script.IDL",
            "x_Script.Javascript",
            "x_Script.MATLAB",
            "x_Script.Python",
            "x_Script.Autoplot",
            "x_Script.curl",
            "x_Script.wget"
          ],
          "AccessURL": {
            "Name": "CDAWeb HAPI Script in Multiple Languages",
            "URL": "https://hapi-server.org/servers/#server=CDAWeb&dataset=WIND_WAVES_QTNFIT&return=script",
            "Style": "HAPI",
            "ProductKey": "WIND_WAVES_QTNFIT",
            "Description": "Web Service user interface that generates scripts in IDL, Javascript, MATLAB, Python, Autoplot, curl, wget to access this product. See https://hapi-server.org/servers/api for the API."
          }
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/CDAWeb and the HAPI project. Please also acknowledge the data producer: Keith Goetz at University of Minnesota",
          "Format": [
            "PNG",
            "PDF",
            "SVG"
          ],
          "AccessURL": {
            "Name": "HAPI visualizations",
            "URL": "https://hapi-server.org/plot/?server=https://cdaweb.gsfc.nasa.gov/hapi&dataset=WIND_WAVES_QTNFIT&format=gallery",
            "Style": "x_Visualization",
            "ProductKey": "WIND_WAVES_QTNFIT",
            "Description": "Web Service that generates plots. See https://hapi-server.org/plot/ for the API."
          }
        }
      ],
      "_AccessInformation": "Source: https://github.com/rweigel/cdawmeta-spase/blob/main/AccessInformation.json",
      "TemporalDescription": {
        "TimeSpan": {
          "StartDate": "2005-01-01T00:01:36Z",
          "StopDate": "2017-11-24T23:59:56Z"
        },
        "_TemporalDescription": "Generated from all.xml/@timerange_start and all.xml/@timerange_stop",
        "Cadence": "PT4.416S",
        "_Cadence": "Counts based on variable 'Epoch' in https://cdaweb.gsfc.nasa.gov/sp_phys/data/wind/waves/solar-wind_electron_quasi-thermal_noise_spectroscopy_qtnfit/2008/wind_waves_qtnfit_20080101_v01.cdf. The most common cadence, 4416000000 [ns] = PT4.416S, occurred for 87.7139% of the 15171 timesteps."
      },
      "Keyword": [
        "WIND Interplanetary Plasma Laboratory (from all.xml/observatory/description/@short)",
        "Radio/Plasma Wave (from all.xml/instrument/description/@short)",
        "Space Physics (from Master/CDFglobalAttributes/Discipline)",
        "Interplanetary Studies (from Master/CDFglobalAttributes/Discipline)",
        "WIND (from Master/CDFglobalAttributes/Source_name)",
        "WIND Interplanetary Plasma Laboratory (from Master/CDFglobalAttributes/Source_name)",
        "QTNFIT (from Master/CDFglobalAttributes/Data_type)",
        "Quasi-Thermal Noise Key Parameters (from Master/CDFglobalAttributes/Data_type)",
        "WAVES (from all.xml/instrument/@ID)"
      ],
      "ObservedRegion": [
        "Earth.Magnetosphere",
        "Earth.Magnetosheath",
        "Earth.Magnetosphere.Magnetotail",
        "Heliosphere.NearEarth"
      ],
      "_ObservedRegion": "Source: https://github.com/rweigel/cdawmeta-spase/blob/main/ObservedRegion.json",
      "ProcessingLevel": null,
      "_ProcessingLevel": "Processing level is not available in the master file; it should be there instead of, say, https://github.com/rweigel/cdawmeta-spase/blob/main/ProcessingLevel.json",
      "InstrumentID": null,
      "MeasurementType": null,
      "Parameter2": [
        {
          "Name": "TT2000_Epoch",
          "ParameterKey": "Epoch",
          "Description": "CATDESC: 'TT2000Epoch in nanoseconds'. Notes not in Master CDF: 'The units are the units in CDF files. For other web services, this variable is may be represented as a time string.'",
          "Units": "ns",
          "Support": {
            "Qualifier": "Scalar",
            "SupportQuantity": "Temporal"
          }
        },
        {
          "Name": "Electron Density (fits)",
          "ParameterKey": "fit_n_e",
          "Description": "Master CDF CATDESC: 'Electron number density from fits of selected QTN data'. Master CDF VAR_NOTES: 'High resolution plasma densities: resolution depends on instrument mode and may vary. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "1/cm**3",
          "FillValue": -1e+31
        },
        {
          "Name": "Delta Electron Density (fits)",
          "ParameterKey": "delta_n_e",
          "Description": "Master CDF CATDESC: 'Electron number density uncertainty from fits of selected QTN data'. Master CDF VAR_NOTES: 'High resolution plasma densities: resolution depends on instrument mode and may vary. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "1/cm**3",
          "FillValue": -1e+31
        },
        {
          "Name": "Electron Density (coarse)",
          "ParameterKey": "coarse_n_e",
          "Description": "Master CDF CATDESC: 'Electron number density from plasma resonance peak'. Master CDF VAR_NOTES: 'High resolution plasma densities: resolution depends on instrument mode and may vary. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "1/cm**3",
          "FillValue": -1e+31
        },
        {
          "Name": "Electron core temperature (fits)",
          "ParameterKey": "fit_T_c",
          "Description": "Master CDF CATDESC: 'Electron core temperature from fits of selected QTN data'. Master CDF VAR_NOTES: 'High resolution plasma temperatures: resolution depends on instrument mode and may vary. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "eV",
          "FillValue": -1e+31
        },
        {
          "Name": "Delta Electron Core Temperature (fits)",
          "ParameterKey": "delta_T_c",
          "Description": "Master CDF CATDESC: 'Electron core temperature uncertainty from fits of selected QTN data'. Master CDF VAR_NOTES: 'High resolution plasma temperatures: resolution depends on instrument mode and may vary. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "eV",
          "FillValue": -1e+31
        },
        {
          "Name": "Electron core temperature (coarse)",
          "ParameterKey": "coarse_T_c",
          "Description": "Master CDF CATDESC: 'Electron core temperature from thermal plateau levels'. Master CDF VAR_NOTES: 'High resolution plasma temperatures: resolution depends on instrument mode and may vary. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "eV",
          "FillValue": -1e+31
        },
        {
          "Name": "Halo to core electron density ratio (fits)",
          "ParameterKey": "fit_a",
          "Description": "Master CDF CATDESC: 'Halo to core electron density ratio from fits of selected QTN data'. Master CDF VAR_NOTES: 'High resolution halo to core electron densities: resolution depends on instrument mode and may vary. For science purposes, using median values on a scale of 1-5 minutes is recommended. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        },
        {
          "Name": "Delta electron density Ratio (fits)",
          "ParameterKey": "delta_a",
          "Description": "Master CDF CATDESC: 'Halo to core electron density ratio uncertainty from fits of selected QTN data'. Master CDF VAR_NOTES: 'High resolution halo to core electron densities: resolution depends on instrument mode and may vary. For science purposes, using median values on a scale of 1-5 minutes is recommended. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        },
        {
          "Name": "Halo to core electron density ratio (coarse)",
          "ParameterKey": "coarse_a",
          "Description": "Master CDF CATDESC: 'Halo to core electron density ratio from fit initial guess'. Master CDF VAR_NOTES: 'High resolution halo to core electron densities: resolution depends on instrument mode and may vary. For science purposes, using median values on a scale of 1-5 minutes is recommended. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        },
        {
          "Name": "Halo to core electron temperature ratio (fits)",
          "ParameterKey": "fit_t",
          "Description": "Master CDF CATDESC: 'Halo to core electron temperature ratio from fits of selected QTN data'. Master CDF VAR_NOTES: 'High resolution halo to core electron temperatures: resolution depends on instrument mode and may vary. For science purposes, using median values on a scale of 1-5 minutes is recommended. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        },
        {
          "Name": "Delta halo to core electron temperatire ratio (fits)",
          "ParameterKey": "delta_t",
          "Description": "Master CDF CATDESC: 'Halo to core electron temperature ratio uncertainty from fits of selected QTN data'. Master CDF VAR_NOTES: 'High resolution halo to core electron temperatures: resolution depends on instrument mode and may vary. For science purposes, using median values on a scale of 1-5 minutes is recommended. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        },
        {
          "Name": "Halo to core electron temperature ratio (coarse)",
          "ParameterKey": "coarse_t",
          "Description": "Master CDF CATDESC: 'Halo to core electron temperature ratio from fit initial guess'. Master CDF VAR_NOTES: 'High resolution halo to core electron temperatures: resolution depends on instrument mode and may vary. For science purposes, using median values on a scale of 1-5 minutes is recommended. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        },
        {
          "Name": "Quality Flag (overall)",
          "ParameterKey": "QF",
          "Description": "Master CDF CATDESC: 'Quality Flag of QTN fits of selected QTN data'. Master CDF VAR_NOTES: 'Quality flags for fits of high resolution data: resolution depends on instrument mode and may vary.    This variable is a weighted sum of other QF, calculated as QF = 5*QF_points + 3*QF_peak + QF_shift + QF_low_level, with maximum realistic value of 10. QF > 2 is considered good quality. QF > 5 is considered highly reliable. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        },
        {
          "Name": "Quality Flag (points)",
          "ParameterKey": "QF_points",
          "Description": "Master CDF CATDESC: 'Quality Flag of QTN fits of selected QTN data; from number of selected QTN channels'. Master CDF VAR_NOTES: 'Quality flags for fits of high resolution data: resolution depends on instrument mode and may vary. Normalized between 0 and 1. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        },
        {
          "Name": "Quality Flag (peak)",
          "ParameterKey": "QF_peak",
          "Description": "Master CDF CATDESC: 'Quality Flag of QTN fits of selected QTN data; from fitting the plasma peak'. Master CDF VAR_NOTES: 'Quality flags for fits of high resolution data: resolution depends on instrument mode and may vary. Normalized between 0 and 1, although can rarely take values above 1. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        },
        {
          "Name": "Quality Flag (shift)",
          "ParameterKey": "QF_shift",
          "Description": "Master CDF CATDESC: 'Quality Flag of QTN fits of selected QTN data; from shifts between fit and data'. Master CDF VAR_NOTES: 'Quality flags for fits of high resolution data: resolution depends on instrument mode and may vary. Normalized between 0 and 1. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        },
        {
          "Name": "Quality Flag (low level)",
          "ParameterKey": "QF_low_level",
          "Description": "Master CDF CATDESC: 'Quality Flag of QTN fits of selected QTN data; from data levels lower then the fit'. Master CDF VAR_NOTES: 'Quality flags for fits of high resolution data: resolution depends on instrument mode and may vary. Normalized between 0 and 1. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        },
        {
          "Name": "TNR frequency channels",
          "ParameterKey": "freq",
          "Description": "Master CDF CATDESC: 'sampling frequencies'. Master CDF VAR_NOTES: 'TNR sampling frequencies, log spaced between 4 kHz and 256 kHz.'. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "Hz",
          "FillValue": -1e+31,
          "Structure": {
            "Size": [
              96
            ]
          }
        },
        {
          "Name": "Selected Channels",
          "ParameterKey": "fc",
          "Description": "Master CDF CATDESC: 'Selected TNR frequency channels for data fitting'. Master CDF VAR_NOTES: 'Selected TNR frequency channels for data fitting high resolution data: resolution depends on instrument mode and may vary. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31,
          "Structure": {
            "Size": [
              96
            ]
          }
        },
        {
          "Name": "filtered intervals",
          "ParameterKey": "filtered",
          "Description": "Master CDF CATDESC: 'Filtered data for quick survey use (outliers labeled). '. Master CDF VAR_NOTES: 'Intervals seleceted for quick statistical survey usage (0 - filtered out; 1 - good for survey use). User is recomended to ignore the filter and use QFs for detailed examination of particular events. '. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "\u0000",
          "FillValue": -1e+31
        }
      ]
    }
  }
}