<?xml version="1.0" encoding="utf-8"?>
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    xsi:schemaLocation="http://www.spase-group.org/data/schema http://www.spase-group.org/data/schema/spase-2_2_2.xsd">
    <Version>2.2.2</Version>
    <NumericalData>
        <ResourceID>spase://VHO/NumericalData/Voyager2/Plasma/P1D</ResourceID>
        <ResourceHeader>
            <ResourceName>Voyager 2 Plasma Data Daily Resolution</ResourceName>
            <ReleaseDate>2012-05-30T00:00:00</ReleaseDate>
            <Description>Daily averages of Voyager 2 Plasma Data. The plasma investigation made use of two Faraday-cup detectors, one pointed
                along the earth-spacecraft line and one at right angles to this line. The earth-pointing detector determined the macroscopic 
                properties of the plasma ions, obtaining accurate values of their velocity, density, and pressure. Three sequential energy 
                scans were employed with (delta E)/E equal to 29, 7.2, and 1.8%, allowing a coverage from subsonic to highly supersonic flow.
                The side-looking Faraday cup measured electrons in the energy range from 5eV to 1 keV.
            </Description>
            <Acknowledgement>Principle Investigator John W. Belcher, Massachusetts Institute of Technology as well as the National Space Science Data Center</Acknowledgement>
            <Contact>
                <PersonID>spase://SMWG/Person/John.W.Belcher</PersonID>
                <Role>PrincipalInvestigator</Role>
            </Contact>
            <InformationURL>
                <Name>Data set description page at SPDF</Name>
                <URL>ftp://spdf.gsfc.nasa.gov/pub/data/voyager/voyager2/plasma/vy2pla_nmc.txt</URL>
            </InformationURL>
        </ResourceHeader>
        <AccessInformation>
            <RepositoryID>spase://SMWG/Repository/NASA/GSFC/SPDF</RepositoryID>
            <Availability>Online</Availability>
            <AccessRights>Open</AccessRights>
            <AccessURL>
                <Name>SPDF site</Name>
                <URL>ftp://spdf.gsfc.nasa.gov/pub/data/voyager/voyager2/plasma/daily/</URL>
            </AccessURL>
            <Format>Text.ASCII</Format>
        </AccessInformation>
        <InstrumentID>spase://SMWG/Instrument/Voyager2/PLS</InstrumentID>
        <MeasurementType>ThermalPlasma</MeasurementType>
        <TemporalDescription>
            <TimeSpan>
                <StartDate>1977-01-01T00:00:00</StartDate>
                <StopDate>2000-12-31T23:59:59</StopDate>
            </TimeSpan>
            <Cadence>P1D</Cadence>
        </TemporalDescription>
        <ObservedRegion>Heliosphere.NearEarth</ObservedRegion>
        <ObservedRegion>Heliosphere.Outer</ObservedRegion>
        <Parameter>
            <Name>Decimal Year</Name>
            <ParameterKey>Column_1</ParameterKey>
            <Description>Decimal Year</Description>
            <Support>
                <SupportQuantity>Temporal</SupportQuantity>
            </Support>
        </Parameter>
        <Parameter>
            <Name>Day</Name>
            <ParameterKey>Column_2</ParameterKey>
            <Description>Day of Year</Description>
            <Support>
                <SupportQuantity>Temporal</SupportQuantity>
            </Support>
        </Parameter>
        <Parameter>
            <Name>Sun-Earth Angle</Name>
            <ParameterKey>Column_3</ParameterKey>
            <Description>Voyager 2 Sun-Earth Angle</Description>
            <Support>
                <SupportQuantity>Positional</SupportQuantity>
            </Support>
        </Parameter>
        <Parameter>
            <Name>V2 Heliolatitude</Name>
            <ParameterKey>Column_4</ParameterKey>
            <Description>Voyager 2 Heliolatitude</Description>
            <Support>
                <SupportQuantity>Positional</SupportQuantity>
            </Support>
        </Parameter>
        <Parameter>
            <Name>Earth Heliolatitude</Name>
            <ParameterKey>Column_5</ParameterKey>
            <Description>Earth Heliolatitude</Description>
            <Support>
                <SupportQuantity>Positional</SupportQuantity>
            </Support>
        </Parameter> 
        <Parameter>
            <Name>V2 Heliolongitude</Name>
            <ParameterKey>Column_6</ParameterKey>
            <Description>Voyager 2 Heliolongitude</Description>
            <Support>
                <SupportQuantity>Positional</SupportQuantity>
            </Support>
        </Parameter>
        <Parameter>
            <Name>Earth Heliolongitude</Name>
            <ParameterKey>Column_7</ParameterKey>
            <Description>Earth Heliolongitude</Description>
            <Support>
                <SupportQuantity>Positional</SupportQuantity>
            </Support>
        </Parameter>
        <Parameter>
            <Name>VR</Name>
            <ParameterKey>Column_8</ParameterKey>
            <Description>Solar Wind Velocity R Component</Description>
            <CoordinateSystem>
                <CoordinateRepresentation>Cartesian</CoordinateRepresentation>
                <CoordinateSystemName>RTN</CoordinateSystemName>
            </CoordinateSystem>
            <Particle>
                <ParticleType>Ion</ParticleType>
                <Qualifier>Component.I</Qualifier>
                <ParticleQuantity>Velocity</ParticleQuantity>
            </Particle>
        </Parameter>  
        <Parameter>
            <Name>VT</Name>
            <ParameterKey>Column_9</ParameterKey>
            <Description>Solar Wind Velocity T Component</Description>
            <CoordinateSystem>
                <CoordinateRepresentation>Cartesian</CoordinateRepresentation>
                <CoordinateSystemName>RTN</CoordinateSystemName>
            </CoordinateSystem>
            <Particle>
                <ParticleType>Ion</ParticleType>
                <Qualifier>Component.J</Qualifier>
                <ParticleQuantity>Velocity</ParticleQuantity>
            </Particle>
        </Parameter>        
        <Parameter>
            <Name>VN</Name>
            <ParameterKey>Column_10</ParameterKey>
            <Description>Solar Wind Velocity N Component</Description>
            <CoordinateSystem>
                <CoordinateRepresentation>Cartesian</CoordinateRepresentation>
                <CoordinateSystemName>RTN</CoordinateSystemName>
            </CoordinateSystem>
            <Particle>
                <ParticleType>Ion</ParticleType>
                <Qualifier>Component.K</Qualifier>
                <ParticleQuantity>Velocity</ParticleQuantity>
            </Particle>
        </Parameter>
        <Parameter>
            <Name>Density, moment</Name>
            <ParameterKey>Column_11</ParameterKey>
            <Units>cm-3</Units>
            <Particle>
                <ParticleType>Ion</ParticleType>
                <Qualifier>Moment</Qualifier>
                <ParticleQuantity>NumberDensity</ParticleQuantity>
            </Particle>
        </Parameter>
        <Parameter>
            <Name>Density, fit</Name>
            <ParameterKey>Column_12</ParameterKey>
            <Caveats>Data provider suggests that these are the best values to use.</Caveats>
            <Units>cm-3</Units>
            <Particle>
                <ParticleType>Ion</ParticleType>
                <Qualifier>Fit</Qualifier>
                <ParticleQuantity>NumberDensity</ParticleQuantity>
            </Particle>
        </Parameter>
        <Parameter>
            <Name>Thermal Speed, moment</Name>
            <ParameterKey>Column_13</ParameterKey>
            <Units>km/s</Units>
            <Particle>
                <ParticleType>Ion</ParticleType>
                <Qualifier>Moment</Qualifier>
                <ParticleQuantity>ThermalSpeed</ParticleQuantity>
            </Particle>
        </Parameter>
        <Parameter>
            <Name>Thermal Speed, fit</Name>
            <ParameterKey>Column_14</ParameterKey>
            <Caveats>Data provider suggests that these are the best values to use.</Caveats>
            <Units>km/s</Units>
            <Particle>
                <ParticleType>Ion</ParticleType>
                <Qualifier>Fit</Qualifier>
                <ParticleQuantity>ThermalSpeed</ParticleQuantity>
            </Particle>
        </Parameter>
        <Parameter>
            <Name>Radial Distance</Name>
            <ParameterKey>Column_15</ParameterKey>
            <Description>Distance from Sun</Description>
            <Units>AU</Units>
            <Support>
                <SupportQuantity>Positional</SupportQuantity>
            </Support>
        </Parameter>
    </NumericalData>
</Spase>
