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      <RightsName>Creative Commons Zero v1.0 Universal</RightsName>
      <Note>CC0 1.0 Universal is the Creative Commons license applicable to all publicly available SPASE metadata descriptions</Note>
    </Rights>
  </MetadataRightsList>
  <Catalog>
    <ResourceID>spase://NASA/Catalog/STEREO/SEP.List</ResourceID>
    <NamingAuthority>NASA</NamingAuthority>
    <ResourceType>Catalog</ResourceType>
    <ResourceHeader>
      <ResourceName>STEREO SEP List</ResourceName>
      <DOI>https://doi.org/10.48322/nbrg-kw23</DOI>
      <ReleaseDate>2026-02-02T13:10:25Z</ReleaseDate>
      <RevisionHistory>
        <RevisionEvent>
          <ReleaseDate>2021-05-31T12:34:56.789</ReleaseDate>
          <Note>Updated to SPASE Version 2.3.2 if needed, Applied quality control for DOI usage, LFB</Note>
        </RevisionEvent>
        <RevisionEvent>
          <ReleaseDate>2025-10-15T19:34:21</ReleaseDate>
          <Note>6 Parameters added by Olga Urirskaya</Note>
        </RevisionEvent>
        <RevisionEvent>
          <ReleaseDate>2026-02-02T13:10:25Z</ReleaseDate>
          <Note>Added MetadataRightsList and RightsList(s). Added ResourceType and NamingAuthority. Updated to 2.7.1. Changed http to https in top-level schemaLocation attribute. Fixed version number separator in top-level schemaLocation attribute. ZCB</Note>
        </RevisionEvent>
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      <Description>This catalog has a list of the Solar Energetic Particles (SEP) Events observed by STEREO-A and/or STEREO-B. For each of the observations, the following information is given: event start time, event end time, STEREO maximum_flux fluence, and a comment. It is expected that this list, given in both PDF and Excel formats, will be updated periodically.</Description>
      <Acknowledgement>STEREO IMPACT Team</Acknowledgement>
      <PublicationInfo>
        <Authors>Jian, Lan</Authors>
        <PublicationDate>2020-01-01T00:00:00</PublicationDate>
        <PublishedBy>STEREO Science Center at the NASA Solar Data Analysis Center</PublishedBy>
      </PublicationInfo>
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        <PersonID>spase://SMWG/Person/Lan.Jian</PersonID>
        <Role>GeneralContact</Role>
      </Contact>
      <Contact>
        <PersonID>spase://SMWG/Person/Olga.Y.Uritskaya</PersonID>
        <Role>MetadataContact</Role>
      </Contact>
      <InformationURL>
        <Name>STEREO L3 data page</Name>
        <URL>https://stereo-ssc.nascom.nasa.gov/data/ins_data/impact/level3/</URL>
      </InformationURL>
    </ResourceHeader>
    <AccessInformation>
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      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
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          <RightsIdentifierScheme>SPDX</RightsIdentifierScheme>
          <RightsIdentifier>CC0-1.0</RightsIdentifier>
          <RightsURI>https://spdx.org/licenses/CC0-1.0.html</RightsURI>
          <RightsName>Creative Commons Zero v1.0 Universal</RightsName>
          <Note>CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products</Note>
        </Rights>
      </RightsList>
      <AccessURL>
        <Name>SEP list, text version</Name>
        <URL>https://stereo-ssc.nascom.nasa.gov/data/ins_data/impact/level3/SEPs_spase_hpevent.txt</URL>
        <Description>For Excel version, go to Information URL above</Description>
      </AccessURL>
      <Format>Text</Format>
    </AccessInformation>
    <AccessInformation>
      <RepositoryID>spase://SMWG/Repository/NASA/GSFC/STEREO_SC</RepositoryID>
      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
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        <Rights>
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          <RightsIdentifierScheme>SPDX</RightsIdentifierScheme>
          <RightsIdentifier>CC0-1.0</RightsIdentifier>
          <RightsURI>https://spdx.org/licenses/CC0-1.0.html</RightsURI>
          <RightsName>Creative Commons Zero v1.0 Universal</RightsName>
          <Note>CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products</Note>
        </Rights>
      </RightsList>
      <AccessURL>
        <Name>SEP list, PDF version</Name>
        <URL>https://stereo-ssc.nascom.nasa.gov/data/ins_data/impact/level3/SEPs.pdf</URL>
        <Description>For Excel version, go to Information URL above</Description>
      </AccessURL>
      <Format>Text</Format>
    </AccessInformation>
    <InstrumentID>spase://SMWG/Instrument/STEREO-A/IMPACT/MAG</InstrumentID>
    <InstrumentID>spase://SMWG/Instrument/STEREO-B/IMPACT/MAG</InstrumentID>
    <PhenomenonType>CoronalMassEjection</PhenomenonType>
    <TimeSpan>
      <StartDate>2016-12-06T22:30:00Z</StartDate>
      <StopDate>2019-02-01T00:00:00Z</StopDate>
      <Note>The events in 2006 are in the solar wind, outside the Earth's bow shock. There are no events reaching the criterion in 2007-2010 at either STEREO spacecraft.</Note>
    </TimeSpan>
    <Parameter>
      <Name>start_time</Name>
      <Support>
        <SupportQuantity>Temporal</SupportQuantity>
      </Support>
    </Parameter>
    <Parameter>
      <Name>end_time</Name>
      <Support>
        <SupportQuantity>Temporal</SupportQuantity>
      </Support>
    </Parameter>
    <Parameter>
      <Name>Maximum Flux (pfu)</Name>
      <Support>
        <SupportQuantity>Other</SupportQuantity>
      </Support>
    </Parameter>
    <Parameter>
      <Name>Fluence(cm-2 sr-1)</Name>
      <Support>
        <SupportQuantity>Other</SupportQuantity>
      </Support>
    </Parameter>
    <Parameter>
      <Name>STEREO</Name>
      <Support>
        <SupportQuantity>InstrumentMode</SupportQuantity>
      </Support>
    </Parameter>
    <Parameter>
      <Name>Comments</Name>
      <Support>
        <SupportQuantity>Remark</SupportQuantity>
      </Support>
    </Parameter>
  </Catalog>
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