<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<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.</_Note>
  <Version>2.6.1</Version>
  <_MasterURL>https://cdaweb.gsfc.nasa.gov/pub/software/cdawlib/0JSONS/endurance_fields_vlf-33us_00000000_v01.json (from all.xml)</_MasterURL>
  <NumericalData>
    <ResourceID/>
    <_ResourceID>Source: https://github.com/rweigel/cdawmeta-spase/blob/main/ResourceID.json</_ResourceID>
    <ResourceHeader>
      <ResourceName>Electric field differential sphere voltages.</ResourceName>
      <_ResourceName>Source: Master/CDFglobalAttributes/Logical_source_description</_ResourceName>
      <AlternateName>endurance_fields_vlf-33us</AlternateName>
      <_AlternateName>Source: Master/CDFglobalAttributes/Logical_source</_AlternateName>
      <Description>TM1 electric field sphere differential voltages from Endurance FIELDS experiment during flight.</Description>
      <_Description>Source: Master/CDFglobalAttributes/TEXT</_Description>
      <_Rights>
        <Name>SPDX</Name>
        <Description>Creative Commons Zero v1.0 Universal</Description>
        <URL>https://spdx.org/licenses/CC0-1.0.html</URL>
        <SchemeURI>https://spdx.org/licenses/</SchemeURI>
      </_Rights>
    </ResourceHeader>
    <DOI/>
    <_DOI>Source: https://github.com/rweigel/cdawmeta-spase/blob/main/DOI.json</_DOI>
    <_AccessInformation>Source: https://github.com/rweigel/cdawmeta-spase/blob/main/AccessInformation.json</_AccessInformation>
    <TemporalDescription>
      <TimeSpan>
        <StartDate>2022-05-11T01:31:00Z</StartDate>
        <StopDate>2022-05-11T01:45:59Z</StopDate>
      </TimeSpan>
      <_TemporalDescription>Generated from all.xml/@timerange_start and all.xml/@timerange_stop</_TemporalDescription>
      <Cadence>PT0.000033334S</Cadence>
      <_Cadence>Counts based on variable 'Epoch' in https://cdaweb.gsfc.nasa.gov/sp_phys/data/sounding_rockets/endurance/endurance-2022/cdf/2022/endurance_fields_vlf-33us_20220511_v01.cdf. The most common cadence, 33334 [ns] = PT0.000033334S, occurred for 32.9945% of the 8886751 timesteps.</_Cadence>
    </TemporalDescription>
    <ObservedRegion/>
    <_ObservedRegion>Source: https://github.com/rweigel/cdawmeta-spase/blob/main/ObservedRegion.json</_ObservedRegion>
    <ProcessingLevel/>
    <_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</_ProcessingLevel>
    <InstrumentID/>
    <MeasurementType/>
    <AccessInformation>
      <RepositoryID>spase://SMWG/Repository/NASA/GSFC/SPDF</RepositoryID>
      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
      <Acknowledgement>SPDF/CDAWeb. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University</Acknowledgement>
      <Style>Listing</Style>
      <AccessURL>
        <Name>HTTPS from SPDF</Name>
        <URL>https://cdaweb.gsfc.nasa.gov/pub/data/sounding_rockets/endurance/endurance-2022/cdf</URL>
        <Description>In CDF via HTTP from CDAWeb</Description>
        <AccessFilenameTemplate>endurance_fields_vlf-33us_%Y%m%d_%Q.cdf</AccessFilenameTemplate>
        <AccessDirectoryTemplate>%Y</AccessDirectoryTemplate>
        <ProductKey>ENDURANCE_FIELDS_VLF-33US</ProductKey>
      </AccessURL>
      <Format>CDF</Format>
    </AccessInformation>
    <AccessInformation>
      <RepositoryID>spase://SMWG/Repository/NASA/GSFC/SPDF</RepositoryID>
      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
      <Acknowledgement>SPDF/CDAWeb. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University</Acknowledgement>
      <Style>Listing</Style>
      <AccessURL>
        <Name>FTPS from SPDF</Name>
        <URL>ftps://cdaweb.gsfc.nasa.gov/pub/data/sounding_rockets/endurance/endurance-2022/cdf</URL>
        <Description>In CDF via HTTP from CDAWeb</Description>
        <AccessFilenameTemplate>endurance_fields_vlf-33us_%Y%m%d_%Q.cdf</AccessFilenameTemplate>
        <AccessDirectoryTemplate>%Y</AccessDirectoryTemplate>
        <ProductKey>ENDURANCE_FIELDS_VLF-33US</ProductKey>
      </AccessURL>
      <Format>CDF</Format>
    </AccessInformation>
    <AccessInformation>
      <RepositoryID>spase://SMWG/Repository/NASA/GSFC/SPDF</RepositoryID>
      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
      <Acknowledgement>SPDF/CDAWeb. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University</Acknowledgement>
      <AccessURL>
        <Name>CDAWeb Web Service</Name>
        <URL>https://cdaweb.gsfc.nasa.gov/WebServices/</URL>
        <Style>WebService</Style>
        <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.</Description>
        <ProductKey>ENDURANCE_FIELDS_VLF-33US</ProductKey>
      </AccessURL>
      <Format>CDF</Format>
      <Format>CSV</Format>
      <Format>GIF</Format>
      <Format>NetCDF</Format>
      <Format>PNG</Format>
      <Format>PS</Format>
      <Format>PDF</Format>
      <Format>XML</Format>
      <Format>x_Script.IDL</Format>
      <Format>x_Script.Python</Format>
      <Format>Text.ASCII</Format>
      <Format>x_WAV</Format>
    </AccessInformation>
    <AccessInformation>
      <RepositoryID>spase://SMWG/Repository/NASA/GSFC/SPDF</RepositoryID>
      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
      <Acknowledgement>SPDF/CDAWeb. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University</Acknowledgement>
      <AccessURL>
        <Name>CDAWeb Web Service user interface</Name>
        <URL>https://cdaweb.gsfc.nasa.gov/cgi-bin/eval2.cgi?index=sp_phys&amp;dataset=ENDURANCE_FIELDS_VLF-33US</URL>
        <Style>WebService</Style>
        <ProductKey>ENDURANCE_FIELDS_VLF-33US</ProductKey>
        <Description>Web service user interface for this product.</Description>
      </AccessURL>
      <Format>CDF</Format>
      <Format>GIF</Format>
      <Format>PDF</Format>
      <Format>Text.ASCII</Format>
      <Format>x_WAV</Format>
    </AccessInformation>
    <AccessInformation>
      <RepositoryID>spase://SMWG/Repository/NASA/GSFC/SPDF</RepositoryID>
      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
      <Acknowledgement>SPDF/CDAWeb. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University</Acknowledgement>
      <AccessURL>
        <Name>CDAWeb Python Script</Name>
        <URL>https://cdaweb.gsfc.nasa.gov/WS/cdasr/1/dataviews/sp_phys/datasets/ENDURANCE_FIELDS_VLF-33US/clientLibraryExample/</URL>
        <ProductKey>ENDURANCE_FIELDS_VLF-33US</ProductKey>
        <Style>WebService</Style>
        <Description>Web service that generates a Python script to access this product.</Description>
      </AccessURL>
      <Format>x_Script.IDL</Format>
      <Format>x_Script.Python</Format>
    </AccessInformation>
    <AccessInformation>
      <RepositoryID>spase://SMWG/Repository/NASA/GSFC/SPDF</RepositoryID>
      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
      <Acknowledgement>SPDF/SSCWeb. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University</Acknowledgement>
      <AccessURL>
        <Name>4D Orbit Viewer</Name>
        <URL>https://sscweb.gsfc.nasa.gov/4dorbit/?sc=ENDURANCE_FIELDS_VLF-33US</URL>
        <ProductKey>ENDURANCE_FIELDS_VLF-33US</ProductKey>
        <Style>x_Visualization</Style>
        <Description>Web Service to this product.</Description>
      </AccessURL>
      <Format>HTML</Format>
    </AccessInformation>
    <AccessInformation>
      <RepositoryID>spase://SMWG/Repository/NASA/GSFC/SPDF</RepositoryID>
      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
      <Acknowledgement>SPDF/CDAWeb and the HAPI project. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University</Acknowledgement>
      <AccessURL>
        <Name>CDAWeb HAPI Server</Name>
        <URL>https://hapi-server.org/servers/#server=CDAWeb&amp;dataset=ENDURANCE_FIELDS_VLF-33US</URL>
        <Style>HAPI</Style>
        <ProductKey>ENDURANCE_FIELDS_VLF-33US</ProductKey>
        <Description>Web Service to this product using the HAPI interface.</Description>
      </AccessURL>
      <Format>CSV</Format>
      <Format>JSON</Format>
      <Format>Binary</Format>
    </AccessInformation>
    <AccessInformation>
      <RepositoryID>spase://SMWG/Repository/NASA/GSFC/SPDF</RepositoryID>
      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
      <Acknowledgement>SPDF/CDAWeb and the HAPI project. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University</Acknowledgement>
      <AccessURL>
        <Name>CDAWeb HAPI Script in Multiple Languages</Name>
        <URL>https://hapi-server.org/servers/#server=CDAWeb&amp;dataset=ENDURANCE_FIELDS_VLF-33US&amp;return=script</URL>
        <Style>HAPI</Style>
        <ProductKey>ENDURANCE_FIELDS_VLF-33US</ProductKey>
        <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.</Description>
      </AccessURL>
      <Format>x_Script.IDL</Format>
      <Format>x_Script.Javascript</Format>
      <Format>x_Script.MATLAB</Format>
      <Format>x_Script.Python</Format>
      <Format>x_Script.Autoplot</Format>
      <Format>x_Script.curl</Format>
      <Format>x_Script.wget</Format>
    </AccessInformation>
    <AccessInformation>
      <RepositoryID>spase://SMWG/Repository/NASA/GSFC/SPDF</RepositoryID>
      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
      <Acknowledgement>SPDF/CDAWeb and the HAPI project. Please also acknowledge the data producer: G. Collinson at NASA GSFC / Catholic University</Acknowledgement>
      <AccessURL>
        <Name>HAPI visualizations</Name>
        <URL>https://hapi-server.org/plot/?server=https://cdaweb.gsfc.nasa.gov/hapi&amp;dataset=ENDURANCE_FIELDS_VLF-33US&amp;format=gallery</URL>
        <Style>x_Visualization</Style>
        <ProductKey>ENDURANCE_FIELDS_VLF-33US</ProductKey>
        <Description>Web Service that generates plots. See https://hapi-server.org/plot/ for the API.</Description>
      </AccessURL>
      <Format>PNG</Format>
      <Format>PDF</Format>
      <Format>SVG</Format>
    </AccessInformation>
    <Keyword>Endurance (from all.xml/observatory/description/@short)</Keyword>
    <Keyword>FIELDS (from all.xml/instrument/description/@short)</Keyword>
    <Keyword>Space Physics (from Master/CDFglobalAttributes/Discipline)</Keyword>
    <Keyword>Ionospheric Science (from Master/CDFglobalAttributes/Discipline)</Keyword>
    <Keyword>Endurance (from Master/CDFglobalAttributes/Source_name)</Keyword>
    <Keyword>L2 (from Master/CDFglobalAttributes/Data_type)</Keyword>
    <Keyword>Calibrated electric field probe voltages (from Master/CDFglobalAttributes/Data_type)</Keyword>
    <Keyword>FIELDS (from all.xml/instrument/@ID)</Keyword>
    <Parameter2>
      <Name>Epoch</Name>
      <ParameterKey>Epoch</ParameterKey>
      <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.'</Description>
      <Units>ns</Units>
      <Support>
        <Qualifier>Scalar</Qualifier>
        <SupportQuantity>Temporal</SupportQuantity>
      </Support>
    </Parameter2>
    <Parameter2>
      <Name>time</Name>
      <ParameterKey>time</ParameterKey>
      <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.'</Description>
      <Units>seconds</Units>
      <FillValue>-1e+31</FillValue>
    </Parameter2>
    <Parameter2>
      <Name>VLF12</Name>
      <ParameterKey>vlf12</ParameterKey>
      <Description>Master CDF CATDESC: 'VLF12 AC gain phase corrected electric field measurement'. Master CDF VAR_NOTES: 'Sphere 1 - Sphere 2 differential measurement'. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'</Description>
      <Units>mV/m</Units>
      <FillValue>-1e+31</FillValue>
    </Parameter2>
    <Parameter2>
      <Name>VLF34</Name>
      <ParameterKey>vlf34</ParameterKey>
      <Description>Master CDF CATDESC: 'VLF34 AC gain phase corrected electric field measurement'. Master CDF VAR_NOTES: 'Sphere 3 - Sphere 4 differential measurement'. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'</Description>
      <Units>mV/m</Units>
      <FillValue>-1e+31</FillValue>
    </Parameter2>
    <Parameter2>
      <Name>VLF13</Name>
      <ParameterKey>vlf13</ParameterKey>
      <Description>Master CDF CATDESC: 'VLF13 AC gain phase corrected electric field measurement'. Master CDF VAR_NOTES: 'Sphere 1 - Sphere 3 differential measurement'. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'</Description>
      <Units>mV/m</Units>
      <FillValue>-1e+31</FillValue>
    </Parameter2>
    <Parameter2>
      <Name>VLF24</Name>
      <ParameterKey>vlf24</ParameterKey>
      <Description>Master CDF CATDESC: 'VLF24 AC gain phase corrected electric field measurement'. Master CDF VAR_NOTES: 'Sphere 2 - Sphere 4 differential measurement'. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'</Description>
      <Units>mV/m</Units>
      <FillValue>-1e+31</FillValue>
    </Parameter2>
    <Parameter2>
      <Name>VLF32</Name>
      <ParameterKey>vlf32</ParameterKey>
      <Description>Master CDF CATDESC: 'VLF32 AC gain phase corrected electric field measurement'. Master CDF VAR_NOTES: 'Sphere 3 - Sphere 2 differential measurement'. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'</Description>
      <Units>mV/m</Units>
      <FillValue>-1e+31</FillValue>
    </Parameter2>
    <Parameter2>
      <Name>VLF41</Name>
      <ParameterKey>vlf41</ParameterKey>
      <Description>Master CDF CATDESC: 'VLF41 AC gain phase corrected electric field measurement'. Master CDF VAR_NOTES: 'Sphere 4 - Sphere1 differential measurement'. Notes not in Master CDF: 'The time index (the ISTP DEPEND_0 variable) for this parameter is Epoch.'</Description>
      <Units>mV/m</Units>
      <FillValue>-1e+31</FillValue>
    </Parameter2>
  </NumericalData>
</Spase>
