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   <Version>2.2.2</Version>
   <NumericalData>
      <ResourceID>spase://VMO/NumericalData/WDC/Apia/Magnetometer/PT1H/ASCII_FORMAT</ResourceID>
      <ResourceHeader>
         <ResourceName>Apia Magnetometer 1-hr Data in ASCII Flat Table Format</ResourceName>
         <ReleaseDate>2012-05-02T12:34:56.789</ReleaseDate>
         <Description>Apia Magnetometer data, 1-hr time resoluion, in ASCII format. Magnetic Field Vector Element List: DHXYZF. Note that the list of magnetic field elements that appear in the data set may change over the course of time. For instance, many stations have shifted from DHZ to the XYZ representation of the magnetic field. The time history listed below summarizes changes in element content. A description of the WDC Data Exchange Format for CADENCE magnetic field data is included at the end of this data product description.</Description>
         <Acknowledgement>Please acknowledge: Institute of Geological Nuclear Sciences Ltd, Wellington, New Zealand for providing the data observations, and the British Geological Survey, World Data Center for Geomagnetism, Edinburgh for providing access to the data.</Acknowledgement>
         <Contact>
            <PersonID>spase://SMWG/Person/L.Talia</PersonID>
            <Role>GeneralContact</Role>
            <Role>DataProducer</Role>
         </Contact>
         <Contact>
            <PersonID>spase://SMWG/Person/Tony.Hurst</PersonID>
            <Role>GeneralContact</Role>
            <Role>DataProducer</Role>
         </Contact>
         <Contact>
            <PersonID>spase://SMWG/Person/Lee.Frost.Bargatze</PersonID>
            <Role>MetadataContact</Role>
            <Role>TechnicalContact</Role>
         </Contact>
         <InformationURL>
            <Name>The Geomagnetic Data Master Catalog at the WDC for Geomagnetism, Edinburgh</Name>
            <URL>http://www.wdc.bgs.ac.uk/catalog/intro.html</URL>
            <Description>Web site for access to magnetometer data hosted by the World Data Center for Geomagnetism, Edinburgh</Description>
         </InformationURL>
         <Association>
            <AssociationID>spase://VMO/NumericalData/WDC/Apia/Magnetometer/PT1H/WDC_FORMAT</AssociationID>
            <AssociationType>DerivedFrom</AssociationType>
         </Association>
         <PriorID>spase://VMO/NumericalData/WDC/Apia/Magnetometer/PT1H/ASCII</PriorID>
      </ResourceHeader>
      <AccessInformation>
         <RepositoryID>spase://SMWG/Repository/UCLA/VMO</RepositoryID>
         <Availability>Online</Availability>
         <AccessRights>Open</AccessRights>
         <AccessURL>
            <Name>The UCLA VMO Data Repository</Name>
            <URL>http://vmo.igpp.ucla.edu/data1/WDC/MAGNETOGRAM/Apia/PT1H/TXT</URL>
            <Description>The Virtual Magnetospheric Observatory (VMO) Data Repository hosted by the Institute of Geophysics and Planetary Physics (IGPP) at the University of California, Los Angeles (UCLA).</Description>
         </AccessURL>
         <Format>Text</Format>
         <Encoding>GZIP</Encoding>
         <DataExtent>
            <Quantity>825696</Quantity>
            <Units>bytes</Units>
            <Per>P1Y</Per>
         </DataExtent>
         <Acknowledgement>Please thank the British Geological Survey, World Data Center, Edinburgh for use of data from the WDC Geomagnetic Data Master Catalog. The WDC to ASCII translation was performed at UCLA and the derived ASCII formatted data are available via the UCLA VMO data repository.</Acknowledgement>
      </AccessInformation>
      <ProcessingLevel>Calibrated</ProcessingLevel>
      <InstrumentID>spase://SMWG/Instrument/Ground/Apia/Magnetometer</InstrumentID>
      <MeasurementType>MagneticField</MeasurementType>
      <TemporalDescription>
         <TimeSpan>
            <StartDate>1921-01-01T00:00:00.000</StartDate>
            <StopDate>2009-12-31T23:00:00.000</StopDate>
            <Note>Some data gaps may be present. If a gap is present at the beginning or end of the file, the time span start and stop dates could be inaccurate as they are assigned assuming an absence of such gaps.</Note>
         </TimeSpan>
         <Cadence>PT1H</Cadence>
      </TemporalDescription>
      <ObservedRegion>Earth.Surface</ObservedRegion>
      <Keyword>ground station</Keyword>
      <Keyword>magnetometer</Keyword>
      <Keyword>magnetic field</Keyword>
      <Keyword>magnetogram</Keyword>
      <Keyword>Apia</Keyword>
      <Keyword>WDC Station Code: API</Keyword>
      <Keyword>1-hour</Keyword>
      <Keyword>ASCII Flat File</Keyword>
      <Keyword>ASCII Flat Table</Keyword>
      <Parameter>
         <Name>Universal Time</Name>
         <ParameterKey>Time</ParameterKey>
         <Description>Time is expressed using a five column format with the following order: year, month, day, hour, and minute, each stored in interger format. The time columns are the first five columns (1,2,3,4,5) in the flat file.</Description>
         <Cadence>PT1H</Cadence>
         <Structure>
            <Size>5</Size>
            <Description>Universal Time expressed using a 5-column year, month, day, hour, minute representation</Description>
            <Element>
               <Name>Year</Name>
               <Index>1</Index>
               <ParameterKey>Column_1</ParameterKey>
            </Element>
            <Element>
               <Name>Month</Name>
               <Index>2</Index>
               <ParameterKey>Column_2</ParameterKey>
            </Element>
            <Element>
               <Name>Day</Name>
               <Index>3</Index>
               <ParameterKey>Column_3</ParameterKey>
            </Element>
            <Element>
               <Name>Hour</Name>
               <Index>4</Index>
               <ParameterKey>Column_4</ParameterKey>
            </Element>
            <Element>
               <Name>Minute</Name>
               <Index>5</Index>
               <ParameterKey>Column_5</ParameterKey>
            </Element>
         </Structure>
         <Support>
            <SupportQuantity>Temporal</SupportQuantity>
         </Support>
      </Parameter>
      <Parameter>
         <Name>Magnetic Field DHZ</Name>
         <Description>Apia Magnetic Field in DHZ Coordinates</Description>
         <Cadence>PT1H</Cadence>
         <CoordinateSystem>
            <CoordinateRepresentation>Cylindrical</CoordinateRepresentation>
            <CoordinateSystemName>CGM</CoordinateSystemName>
         </CoordinateSystem>
         <Structure>
            <Size>3</Size>
            <Description>Apia Magnetic Field Data in DHZ Coordinates. The DHZ data columns are numbers (6,8,11) in the flat file.</Description>
            <Element>
               <Name>D</Name>
               <Qualifier>DirectionAngle.AzimuthAngle</Qualifier>
               <Index>1</Index>
               <ParameterKey>Column_6</ParameterKey>
               <Units>Degree</Units>
               <UnitsConversion>2*pi &gt; Radian</UnitsConversion>
               <ValidMin>-180.0</ValidMin>
               <ValidMax>180.0</ValidMax>
               <FillValue>-99999.999</FillValue>
            </Element>
            <Element>
               <Name>H</Name>
               <Qualifier>Projection.IJ</Qualifier>
               <Index>2</Index>
               <ParameterKey>Column_8</ParameterKey>
               <Units>nT</Units>
               <UnitsConversion>10^9 &gt;T</UnitsConversion>
               <ValidMin>-70000</ValidMin>
               <ValidMax>70000</ValidMax>
               <FillValue>-99999.999</FillValue>
            </Element>
            <Element>
               <Name>Z</Name>
               <Qualifier>Component.K</Qualifier>
               <Index>3</Index>
               <ParameterKey>Column_11</ParameterKey>
               <Units>nT</Units>
               <UnitsConversion>10^9 &gt;T</UnitsConversion>
               <ValidMin>-70000</ValidMin>
               <ValidMax>70000</ValidMax>
               <FillValue>-99999.999</FillValue>
            </Element>
         </Structure>
         <Field>
            <Qualifier>Vector</Qualifier>
            <FieldQuantity>Magnetic</FieldQuantity>
         </Field>
      </Parameter>
      <Parameter>
         <Name>Apia Magnetic Field XYZ</Name>
         <Description>Apia Magnetic Field in XYZ coordinates</Description>
         <Cadence>PT1H</Cadence>
         <CoordinateSystem>
            <CoordinateRepresentation>Cartesian</CoordinateRepresentation>
            <CoordinateSystemName>CGM</CoordinateSystemName>
         </CoordinateSystem>
         <Structure>
            <Size>3</Size>
            <Description>Apia Magnetic Field Data in XYZ Coordinates. The XYZ data columns are numbers (9,10,11) in the flat file.</Description>
            <Element>
               <Name>X</Name>
               <Qualifier>Component.I</Qualifier>
               <Index>1</Index>
               <ParameterKey>Column_9</ParameterKey>
               <Units>nT</Units>
               <UnitsConversion>10^9 &gt;T</UnitsConversion>
               <ValidMin>-70000</ValidMin>
               <ValidMax>70000</ValidMax>
               <FillValue>-99999.999</FillValue>
            </Element>
            <Element>
               <Name>Y</Name>
               <Qualifier>Component.J</Qualifier>
               <Index>2</Index>
               <ParameterKey>Column_10</ParameterKey>
               <Units>nT</Units>
               <UnitsConversion>10^9 &gt;T</UnitsConversion>
               <ValidMin>-70000</ValidMin>
               <ValidMax>70000</ValidMax>
               <FillValue>-99999.999</FillValue>
            </Element>
            <Element>
               <Name>Z</Name>
               <Qualifier>Component.K</Qualifier>
               <Index>3</Index>
               <ParameterKey>Column_11</ParameterKey>
               <Units>nT</Units>
               <UnitsConversion>10^9 &gt;T</UnitsConversion>
               <ValidMin>-70000</ValidMin>
               <ValidMax>70000</ValidMax>
               <FillValue>-99999.999</FillValue>
            </Element>
         </Structure>
         <Field>
            <Qualifier>Vector</Qualifier>
            <FieldQuantity>Magnetic</FieldQuantity>
         </Field>
      </Parameter>
      <Parameter>
         <Name>Magnetic Field Inclination</Name>
         <ParameterKey>Column_7</ParameterKey>
         <Description>Apia Magnetic Field Vector Inclination</Description>
         <Cadence>PT1H</Cadence>
         <Units>Degree</Units>
         <UnitsConversion>2*pi &gt; Radian</UnitsConversion>
         <ValidMin>-180.0</ValidMin>
         <ValidMax>180.0</ValidMax>
         <FillValue>-99999.999</FillValue>
         <Field>
            <Qualifier>DirectionAngle.ElevationAngle</Qualifier>
            <FieldQuantity>Magnetic</FieldQuantity>
         </Field>
      </Parameter>
      <Parameter>
         <Name>Magnetic Field Magnitude</Name>
         <ParameterKey>Column_12</ParameterKey>
         <Description>Apia Magnetic Field Vector Magnitude</Description>
         <Cadence>PT1H</Cadence>
         <Units>nT</Units>
         <UnitsConversion>10^9 &gt;T</UnitsConversion>
         <ValidMin>0</ValidMin>
         <ValidMax>70000</ValidMax>
         <FillValue>-99999.999</FillValue>
         <Field>
            <Qualifier>Magnitude</Qualifier>
            <FieldQuantity>Magnetic</FieldQuantity>
         </Field>
      </Parameter>
      <Extension>
         <DataCoverage>
            API 1921 D H Z
            API 1924 D H Z
            API 1925 D H Z
            API 1926 D H Z
            API 1927 D H
            API 1928 D
            API 1929 D H Z
            API 1930 D H Z
            API 1931 D H
            API 1932 D H
            API 1933 D H
            API 1934 D H Z
            API 1935 D H Z
            API 1936 D H Z
            API 1937 D H Z
            API 1938 D H Z
            API 1939 D H Z
            API 1940 D H Z
            API 1941 D H Z
            API 1942 D H Z
            API 1943 D H Z
            API 1944 D H Z
            API 1945 D H Z
            API 1946 D H Z
            API 1947 D H Z
            API 1948 D H Z
            API 1949 D H Z
            API 1950 D H Z
            API 1951 D H Z
            API 1952 D H Z
            API 1953 D H Z
            API 1954 D H Z
            API 1955 D H Z
            API 1956 D H Z
            API 1957 D H Z
            API 1958 D H Z
            API 1959 D H Z
            API 1960 D H Z
            API 1961 H
            API 1962 D H Z
            API 1963 H
            API 1964 D H Z
            API 1965 D H Z
            API 1966 D H Z
            API 1967 D H Z
            API 1968 D H Z
            API 1969 D H Z
            API 1970 D H Z
            API 1971 D H Z
            API 1972 D H Z
            API 1973 D H Z
            API 1974 D H Z
            API 1975 D H Z
            API 1976 D H Z
            API 1977 D H Z
            API 1978 D H Z
            API 1979 D H Z
            API 1980 D H Z
            API 1981 D H Z
            API 1982 D H Z
            API 1983 D H Z
            API 1984 D H Z
            API 1985 D H Z
            API 1986 D H Z
            API 1987 D H Z
            API 1988 D H Z
            API 1989 D H Z
            API 1990 D
            API 1992 D H Z
            API 1993 D H Z
            API 1994 D H Z
            API 1995 D H Z
            API 1996 D H Z
            API 1997 D H Z
            API 1998 D H Z
            API 1999 D H Z
            API 2000 D H Z
            API 2001 D H Z
            API 2002 D H Z
            API 2003 D H Z
            API 2004 D H Z
            API 2005 X Y Z F
            API 2006 X Y Z F
            API 2007 X Y Z F
            API 2008 X Y Z F
            API 2009 X Y Z F
         </DataCoverage>
      </Extension>
   </NumericalData>
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