<?xml version="1.0" encoding="UTF-8"?>

<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://cdpp.irap.omp.eu/AMDA-NG/public/schemas/spase-amda-1_2_0.xsd">

    <Version>2.2.6</Version>
    <NumericalData>
        <ResourceID>spase://CDPP/NumericalData/AMDA/Cassini/Ephemeris/cass-sls4-north</ResourceID>
        <ResourceHeader>

            <ResourceName>wl sls4 north</ResourceName>
            <AlternateName>Saturnian Longitude System 4 (western), north</AlternateName>
            <ReleaseDate>2017-10-06T10:23:00</ReleaseDate>

            <Description>Saturn Northern Longitude System 4 (SLS4) determined from Radio and Plasma Wave Science (RPWS) observations of northern auroral radio emissions by William S. Kurth and co-workers from University of Iowa
                

               (http://www-pw.physics.uiowa.edu/~dag/publications/2011_sls4_previi_draft.pdf).

               Calculated by Joseph Groen tool (University of Iowa).  Two longitudes are available
            sub-spacecraft and sub-solar</Description>

            <Contact>       
                <PersonID>spase://CDPP/Person/Joseph.Groene</PersonID> 
                <Role>DataProducer</Role>
            </Contact> 

            <InformationURL>

                <Name>Joseph Groene home page</Name>

                <URL>http://www-pw.physics.uiowa.edu/~jbg/cas.html</URL>
            </InformationURL>

             <Association>
                <AssociationID>cass-orb-spec</AssociationID>
                <AssociationType>PartOf</AssociationType>
                <Note>orbit saturn : special</Note>
            </Association>

        </ResourceHeader>
        <AccessInformation>
            <RepositoryID>spase://SMWG/Repository/CDPP/AMDA</RepositoryID>
            <Availability>Online</Availability>
            <AccessRights>Open</AccessRights>
            <AccessURL>
                <Name>AMDA</Name>
                <URL>amda.cdpp.eu</URL>
            </AccessURL>
            <Format>NetCDF</Format>
        </AccessInformation>

        <ProviderName>University of Iowa</ProviderName>

        <InstrumentID>spase://CDPP/Instrument/AMDA/Cassini/Ephemeris</InstrumentID>
        <MeasurementType>Ephemeris</MeasurementType>
        <TemporalDescription>
            <TimeSpan>

                <StartDate>2006-04-05T00:00:00Z</StartDate>
                <StopDate>2009-09-17T00:00:00Z</StopDate>                

            </TimeSpan>
            <Cadence>PT60S</Cadence>
        </TemporalDescription>
        <ObservedRegion>Saturn</ObservedRegion>
        <Parameter>

            <Name>lon_sls4_north_sc</Name>

            <ParameterKey>cass_sls4_northsc</ParameterKey>
            <Description>Northern SLS4 sub-spacecraft Longitude</Description>
            <Ucd>pos.bodyrc.long</Ucd>
            <Units>deg</Units>
            <RenderingHints>
                <DisplayType>TimeSeries</DisplayType>
            </RenderingHints>
            <Support>
                <SupportQuantity>Positional</SupportQuantity>
            </Support>
        </Parameter>
        <Parameter>

            <Name>lon_sls4_north_sun</Name>

            <ParameterKey>cass_sls4_northsolar</ParameterKey>
            <Description>Northern SLS4 sub-solar Longitude</Description>
            <Ucd>pos.bodyrc.long</Ucd>
            <Units>deg</Units>
            <RenderingHints>
                <DisplayType>TimeSeries</DisplayType>
            </RenderingHints>
            <Support>
                <SupportQuantity>Positional</SupportQuantity>
            </Support>
        </Parameter>
       </NumericalData>
</Spase>