<?xml version="1.0"?>
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  <Version>2.2.9</Version>
  <NumericalData>
    <ResourceID>spase://NASA/NumericalData/IMP7/LEPEDEA/PT120S</ResourceID>
    <ResourceHeader>
      <ResourceName>IMP 7 LANL 2-m plasma data</ResourceName>
      <ReleaseDate>2020-07-07T21:14:38Z</ReleaseDate>
      <Description>IMP 7 LANL 2-min solar wind plasma parameter data, including temperature anisotropy and alpha/proton ratio</Description>
      <Contact>
        <PersonID>spase://SMWG/Person/John.T.Gosling</PersonID>
        <Role>GeneralContact</Role>
      </Contact>
      <Contact>
        <PersonID>spase://SMWG/Person/James.M.Weygand</PersonID>
        <Role>MetadataContact</Role>
      </Contact>
      <PriorID>spase://VSPO/NumericalData/P_IMP7_HDR_LANL_2MIN</PriorID>
      <PriorID>spase://VMO/NumericalData/IMP7/LANL/PT120S</PriorID>
        <PriorID>spase://VSPO/NumericalData/IMP7/LEPEDEA/PT120S</PriorID>
    </ResourceHeader>
    <AccessInformation>
      <RepositoryID>spase://SMWG/Repository/NASA/GSFC/SPDF</RepositoryID>
      <Availability>Online</Availability>
      <AccessRights>Open</AccessRights>
      <AccessURL>
        <Name>FTPBrowser</Name>
        <URL>https://omniweb.sci.gsfc.nasa.gov/ftpbrowser/imp7_lanl_2m.html</URL>
      </AccessURL>
      <AccessURL>
        <Name>FTPS from SPDF (not with most browsers)</Name>
        <URL>ftps://spdf.gsfc.nasa.gov/pub/data/imp/imp7/plasma_lanl/solarwind_2min/</URL>
      </AccessURL>
      <AccessURL>
        <Name>HTTPS from SPDF</Name>
        <URL>https://spdf.gsfc.nasa.gov/pub/data/imp/imp7/plasma_lanl/solarwind_2min/</URL>
        <Description>In CDF via HTTP from SPDF</Description>
      </AccessURL>
      <Format>Text</Format>
      <Acknowledgement>National Aeronautics and Space Administration; National Space Science Data Center and Space Physics Data Facility, Dr John Gosling</Acknowledgement>
    </AccessInformation>
    <ProcessingLevel>Calibrated</ProcessingLevel>
    <ProviderResourceName>Los Alamos National Laboratory IMP-7 Solar Plasma Electrostatic Analyzer data</ProviderResourceName>
    <ProviderProcessingLevel>Calibrated</ProviderProcessingLevel>
    <InstrumentID>spase://SMWG/Instrument/IMP7/LEPEDEA</InstrumentID>
    <InstrumentID>spase://SMWG/Instrument/IMP7/GOSLING</InstrumentID>
    <MeasurementType>ThermalPlasma</MeasurementType>
    <TemporalDescription>
      <TimeSpan>
        <StartDate>1972-10-06T00:00:00</StartDate>
        <StopDate>1978-09-30T00:00:00</StopDate>
      </TimeSpan>
      <Cadence>PT120S</Cadence>
    </TemporalDescription>
    <ObservedRegion>Heliosphere.NearEarth</ObservedRegion>
    <ObservedRegion>Earth.Magnetosphere</ObservedRegion>
    <ObservedRegion>Earth.NearSurface</ObservedRegion>
    <Parameter>
      <Name>Spacecraft Identification</Name>
      <ParameterKey>Column_1</ParameterKey>
      <Description>String identifying the spacecraft. In this dataset it should be IMP7.</Description>
      <Cadence>PT120S</Cadence>
      <Support>
        <SupportQuantity>Other</SupportQuantity>
      </Support>
    </Parameter>
    <Parameter>
      <Name>Universal Time</Name>
      <ParameterKey>Column_2 Column_3 Column_4</ParameterKey>
      <Description>The three universal time columns from left to right are: year month day (yymmdd), seconds of the day, and hour minute second (hhmmss).</Description>
      <Cadence>PT120S</Cadence>
      <Structure>
        <Size>3</Size>
        <Description>Universal Time expressed in two columns yymmdd and hhmms.</Description>
        <Element>
          <Name>Year Month Day (yymmdd)</Name>
          <Index>1</Index>
          <ParameterKey>Column_2</ParameterKey>
        </Element>
        <Element>
          <Name>Seconds of the day</Name>
          <Index>2</Index>
          <ParameterKey>Column_3</ParameterKey>
          <Units>seconds</Units>
        </Element>
        <Element>
          <Name>Hour Minute Second (hhmmss)</Name>
          <Index>3</Index>
          <ParameterKey>Column_4</ParameterKey>
        </Element>
      </Structure>
      <Support>
        <SupportQuantity>Temporal</SupportQuantity>
      </Support>
    </Parameter>
    <Parameter>
      <Name>IMP7 Spacecraft Position Vector in Solar Ecliptic coordinates</Name>
      <ParameterKey>Column_5 Column_6 Column_7</ParameterKey>
      <Description>Location of the spacecraft in solar ecliptic coordinates in units of kilometers and degrees.</Description>
      <Cadence>PT120S</Cadence>
      <CoordinateSystem>
        <CoordinateRepresentation>Spherical</CoordinateRepresentation>
        <CoordinateSystemName>SE</CoordinateSystemName>
      </CoordinateSystem>
      <Structure>
        <Size>3</Size>
        <Element>
          <Name>Radius</Name>
          <Qualifier>Component.I</Qualifier>
          <Index>1</Index>
          <ParameterKey>column_5</ParameterKey>
          <Units>km</Units>
        </Element>
        <Element>
          <Name>SELat</Name>
          <Qualifier>Component.J</Qualifier>
          <Index>2</Index>
          <ParameterKey>column_6</ParameterKey>
          <Units>degrees</Units>
        </Element>
        <Element>
          <Name>SELong</Name>
          <Qualifier>Component.K</Qualifier>
          <Index>3</Index>
          <ParameterKey>column_7</ParameterKey>
          <Units>degrees</Units>
        </Element>
      </Structure>
      <Support>
        <SupportQuantity>Positional</SupportQuantity>
      </Support>
    </Parameter>
    <Parameter>
      <Name>IMP7 Density</Name>
      <ParameterKey>Column_8</ParameterKey>
      <Description>IMP7 density values in units of #/cm^3.</Description>
      <Cadence>PT120S</Cadence>
      <Units>#/cm^3</Units>
      <Particle>
        <ParticleType>Proton</ParticleType>
        <Qualifier>Magnitude</Qualifier>
        <ParticleQuantity>NumberDensity</ParticleQuantity>
      </Particle>
    </Parameter>
    <Parameter>
      <Name>IMP7 Flow Speed</Name>
      <ParameterKey>Column_9</ParameterKey>
      <Description>IMP7 speed values in units of km/s.</Description>
      <Cadence>PT120S</Cadence>
      <Units>km/s</Units>
      <Particle>
        <ParticleType>Proton</ParticleType>
        <Qualifier>Magnitude</Qualifier>
        <ParticleQuantity>FlowSpeed</ParticleQuantity>
      </Particle>
    </Parameter>
    <Parameter>
      <Name>IMP7 Flow Azimuth</Name>
      <ParameterKey>Column_10</ParameterKey>
      <Description>IMP7 flow azimuth direction in units of degrees.</Description>
      <Cadence>PT120S</Cadence>
      <Units>degrees</Units>
      <Particle>
        <ParticleType>Proton</ParticleType>
        <Qualifier>Magnitude</Qualifier>
        <ParticleQuantity>ArrivalDirection</ParticleQuantity>
      </Particle>
    </Parameter>
    <Parameter>
      <Name>Proton Parallel Temperature</Name>
      <ParameterKey>Column_11</ParameterKey>
      <Description>Proton temprature in the parallel direction in units of Kelvin.</Description>
      <Cadence>PT120S</Cadence>
      <Units>K</Units>
      <Particle>
        <ParticleType>Proton</ParticleType>
        <Qualifier>Parallel</Qualifier>
        <ParticleQuantity>Temperature</ParticleQuantity>
      </Particle>
    </Parameter>
    <Parameter>
      <Name>Proton Perpendicular Temperature</Name>
      <ParameterKey>Column_12</ParameterKey>
      <Description>Proton temprature in the perpendicular direction in units of Kelvin.</Description>
      <Cadence>PT120S</Cadence>
      <Units>K</Units>
      <Particle>
        <ParticleType>Proton</ParticleType>
        <Qualifier>Perpendicular</Qualifier>
        <ParticleQuantity>Temperature</ParticleQuantity>
      </Particle>
    </Parameter>
    <Parameter>
      <Name>Pressure Tensor Symmetry Axis, AZ</Name>
      <ParameterKey>Column_13</ParameterKey>
      <Description>Pressure tensor symmetry axis in units of degrees.</Description>
      <Cadence>PT120S</Cadence>
      <Units>degrees</Units>
      <Particle>
        <ParticleType>Proton</ParticleType>
        <Qualifier>DirectionAngle</Qualifier>
        <ParticleQuantity>Pressure</ParticleQuantity>
      </Particle>
    </Parameter>
    <Parameter>
      <Name>Alpha proton ratio</Name>
      <ParameterKey>Column_14</ParameterKey>
      <Description>Ratio of alphas to protons.</Description>
      <Cadence>PT120S</Cadence>
      <Particle>
        <ParticleType>AlphaParticle</ParticleType>
        <ParticleType>Proton</ParticleType>
        <Qualifier>Ratio</Qualifier>
        <ParticleQuantity>NumberDensity</ParticleQuantity>
      </Particle>
    </Parameter>
    <Parameter>
      <Name>Flow Speed AP</Name>
      <ParameterKey>Column_15</ParameterKey>
      <Description>Relative flow speed of alphas to protons in units of km/s.</Description>
      <Cadence>PT120S</Cadence>
      <Units>km/s</Units>
      <Particle>
        <ParticleType>AlphaParticle</ParticleType>
        <ParticleType>Proton</ParticleType>
        <Qualifier>Magnitude</Qualifier>
        <ParticleQuantity>FlowSpeed</ParticleQuantity>
      </Particle>
    </Parameter>
    <Parameter>
      <Name>Flow Azimuth AP</Name>
      <ParameterKey>Column_16</ParameterKey>
      <Description>Relative Flow Angle of alphas to protons in units of degrees.</Description>
      <Cadence>PT120S</Cadence>
      <Units>degrees</Units>
      <Particle>
        <ParticleType>AlphaParticle</ParticleType>
        <ParticleType>Proton</ParticleType>
        <Qualifier>Magnitude</Qualifier>
        <ParticleQuantity>ArrivalDirection</ParticleQuantity>
      </Particle>
    </Parameter>
    <Parameter>
      <Name>Alpha proton temperature ratio</Name>
      <ParameterKey>Column_17</ParameterKey>
      <Description>Ratio of the temperature of the alphas to the temperature of the protons.</Description>
      <Cadence>PT120S</Cadence>
      <Particle>
        <ParticleType>AlphaParticle</ParticleType>
        <ParticleType>Proton</ParticleType>
        <Qualifier>Ratio</Qualifier>
        <ParticleQuantity>Temperature</ParticleQuantity>
      </Particle>
    </Parameter>
    <Parameter>
      <Name>Alpha Temperature Anisotropy</Name>
      <ParameterKey>Column_18</ParameterKey>
      <Description>Alpha temperature anisotropy of perpendicular temperature to parallel temperature.</Description>
      <Cadence>PT120S</Cadence>
      <Particle>
        <ParticleType>AlphaParticle</ParticleType>
        <Qualifier>Anisotropy</Qualifier>
        <ParticleQuantity>Temperature</ParticleQuantity>
      </Particle>
    </Parameter>
    <Parameter>
      <Name>Alpha Pressure Tensor Symmetry Axis, AZ</Name>
      <ParameterKey>Column_19</ParameterKey>
      <Description>Alpha pressure tensor symmetry axis in units of degrees.</Description>
      <Cadence>PT120S</Cadence>
      <Units>degrees</Units>
      <Particle>
        <ParticleType>AlphaParticle</ParticleType>
        <Qualifier>DirectionAngle</Qualifier>
        <ParticleQuantity>Pressure</ParticleQuantity>
      </Particle>
    </Parameter>
  </NumericalData>
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