{
  "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/endurance_l2_slp_psd_00000000_v01.json (from all.xml)",
    "NumericalData": {
      "ResourceID": null,
      "_ResourceID": "Source: https://github.com/rweigel/cdawmeta-spase/blob/main/ResourceID.json",
      "ResourceHeader": {
        "ResourceName": "Sweeping Langmuir Probe (SLP) power spectral density.",
        "_ResourceName": "Source: Master/CDFglobalAttributes/Logical_source_description",
        "AlternateName": "endurance_l2_slp_psd",
        "_AlternateName": "Source: Master/CDFglobalAttributes/Logical_source",
        "Description": "The Sweeping Langmuir Probe is a traditional Langmuir probe with a sweep voltage of +/-5V is applied to a gold plated cylinder.  Besides generating I-V curves to derive electron temperature, ion and electron density and spacecraft floating potential, spectra were obtained with a duty cycle of once per 5 seconds.",
        "_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/"
        },
        "InformationURL": [
          {
            "URL": "https://doi.org/10.1007/s11214-022-00908-0",
            "Name": "The Endurance Rocket Mission, Guaging Earth's Ambipolar Electric Potential",
            "Description": "Collinson, G., Glocer, A., Pfaff, R., et al. 2022, Space Science Reviews, 218, 39.",
            "_Note": "URL also in all.xml. Using master."
          }
        ]
      },
      "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: G. Collinson at NASA GSFC / Catholic University",
          "Format": [
            "CDF"
          ],
          "Style": "Listing",
          "AccessURL": {
            "Name": "HTTPS from SPDF",
            "URL": "https://cdaweb.gsfc.nasa.gov/pub/data/sounding_rockets/endurance/endurance-2022/cdf",
            "Description": "In CDF via HTTP from CDAWeb",
            "AccessFilenameTemplate": "endurance_l2_slp_psd_%Y%m%d_%Q.cdf",
            "AccessDirectoryTemplate": "%Y",
            "ProductKey": "ENDURANCE_L2_SLP_PSD"
          }
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/CDAWeb. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University",
          "Format": [
            "CDF"
          ],
          "Style": "Listing",
          "AccessURL": {
            "Name": "FTPS from SPDF",
            "URL": "ftps://cdaweb.gsfc.nasa.gov/pub/data/sounding_rockets/endurance/endurance-2022/cdf",
            "Description": "In CDF via HTTP from CDAWeb",
            "AccessFilenameTemplate": "endurance_l2_slp_psd_%Y%m%d_%Q.cdf",
            "AccessDirectoryTemplate": "%Y",
            "ProductKey": "ENDURANCE_L2_SLP_PSD"
          }
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/CDAWeb. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University",
          "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": "ENDURANCE_L2_SLP_PSD"
          }
        },
        {
          "RepositoryID": "spase://SMWG/Repository/NASA/GSFC/SPDF",
          "Availability": "Online",
          "AccessRights": "Open",
          "Acknowledgement": "SPDF/CDAWeb. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University",
          "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=ENDURANCE_L2_SLP_PSD",
            "Style": "WebService",
            "ProductKey": "ENDURANCE_L2_SLP_PSD",
            "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: G. Collinson at NASA GSFC / Catholic University",
          "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/ENDURANCE_L2_SLP_PSD/clientLibraryExample/",
            "ProductKey": "ENDURANCE_L2_SLP_PSD",
            "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: G. Collinson at NASA GSFC / Catholic University",
          "Format": [
            "HTML"
          ],
          "AccessURL": {
            "Name": "4D Orbit Viewer",
            "URL": "https://sscweb.gsfc.nasa.gov/4dorbit/?sc=ENDURANCE_L2_SLP_PSD",
            "ProductKey": "ENDURANCE_L2_SLP_PSD",
            "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: G. Collinson at NASA GSFC / Catholic University",
          "Format": [
            "CSV",
            "JSON",
            "Binary"
          ],
          "AccessURL": {
            "Name": "CDAWeb HAPI Server",
            "URL": "https://hapi-server.org/servers/#server=CDAWeb&dataset=ENDURANCE_L2_SLP_PSD",
            "Style": "HAPI",
            "ProductKey": "ENDURANCE_L2_SLP_PSD",
            "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: G. Collinson at NASA GSFC / Catholic University",
          "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=ENDURANCE_L2_SLP_PSD&return=script",
            "Style": "HAPI",
            "ProductKey": "ENDURANCE_L2_SLP_PSD",
            "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: G. Collinson at NASA GSFC / Catholic University",
          "Format": [
            "PNG",
            "PDF",
            "SVG"
          ],
          "AccessURL": {
            "Name": "HAPI visualizations",
            "URL": "https://hapi-server.org/plot/?server=https://cdaweb.gsfc.nasa.gov/hapi&dataset=ENDURANCE_L2_SLP_PSD&format=gallery",
            "Style": "x_Visualization",
            "ProductKey": "ENDURANCE_L2_SLP_PSD",
            "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": "2022-05-11T01:32:46Z",
          "StopDate": "2022-05-11T01:45:06Z"
        },
        "_TemporalDescription": "Generated from all.xml/@timerange_start and all.xml/@timerange_stop",
        "Cadence": "PT4.88S",
        "_Cadence": "Counts based on variable 'Epoch' in https://cdaweb.gsfc.nasa.gov/sp_phys/data/sounding_rockets/endurance/endurance-2022/cdf/2022/endurance_l2_slp_psd_20220511_v01.cdf. The most common cadence, 4880000000 [ns] = PT4.88S, occurred for 43.9189% of the 65 timesteps."
      },
      "Keyword": [
        "Endurance (from all.xml/observatory/description/@short)",
        "SLP (from all.xml/instrument/description/@short)",
        "Space Physics (from Master/CDFglobalAttributes/Discipline)",
        "Ionospheric Science (from Master/CDFglobalAttributes/Discipline)",
        "Endurance (from Master/CDFglobalAttributes/Source_name)",
        "L2 (from Master/CDFglobalAttributes/Data_type)",
        "Calibrated SLP spectra (from Master/CDFglobalAttributes/Data_type)",
        "SLP (from all.xml/instrument/@ID)"
      ],
      "ObservedRegion": null,
      "_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": "Epoch",
          "ParameterKey": "Epoch",
          "Description": "CATDESC: 'Default time'. 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": "time",
          "ParameterKey": "time",
          "Description": "Master CDF CATDESC: 'Mission elapsed time'. Master CDF VAR_NOTES: 'Seconds from T-0, where T-0 is defined as 01:31:00.0 U.T. on May 11, 2022.'. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "seconds",
          "FillValue": -1e+31
        },
        {
          "Name": "spectra",
          "ParameterKey": "spec",
          "Description": "Master CDF CATDESC: 'SLP Power Spectral Density'. Master CDF VAR_NOTES: ''. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'",
          "Units": "dB/Hz",
          "FillValue": -1e+31,
          "Structure": {
            "Size": [
              5324
            ]
          }
        }
      ]
    }
  }
}