EPSG:6710

Astro DOS 71

Attributes

Ellipsoid: International 1924

Prime meridian: Greenwich

Data source: OGP

Information source: DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000) and St. Helena Government, Environment and Natural Resources Directorate (ENRD).

Revision date: 2016-12-15

Scope: Geodetic control, military and topographic mapping.

Area of use: St Helena, Ascension and Tristan da Cunha - St Helena Island - onshore.

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Definition: OGP XML

<div class="syntax"><pre><span class="cp">&lt;?xml version=&quot;1.0&quot; encoding=&quot;UTF-8&quot;?&gt;</span> <span class="nt">&lt;gml:GeodeticDatum</span> <span class="na">xmlns:epsg=</span><span class="s">&quot;urn:x-ogp:spec:schema-xsd:EPSG:1.0:dataset&quot;</span> <span class="na">xmlns:gml=</span><span class="s">&quot;http://www.opengis.net/gml/3.2&quot;</span> <span class="na">xmlns:xlink=</span><span class="s">&quot;http://www.w3.org/1999/xlink&quot;</span> <span class="na">gml:id=</span><span class="s">&quot;iogp-datum-6710&quot;</span><span class="nt">&gt;</span> <span class="nt">&lt;gml:metaDataProperty&gt;</span> <span class="nt">&lt;epsg:CommonMetaData&gt;</span> <span class="nt">&lt;epsg:type&gt;</span>geodetic<span class="nt">&lt;/epsg:type&gt;</span> <span class="nt">&lt;epsg:alias</span> <span class="na">alias=</span><span class="s">&quot;ASTRO DOS 71/4&quot;</span> <span class="na">code=</span><span class="s">&quot;7178&quot;</span> <span class="na">codeSpace=</span><span class="s">&quot;urn:ogc:def:naming-system:EPSG::7301&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;epsg:alias</span> <span class="na">alias=</span><span class="s">&quot;St. Helena 1971&quot;</span> <span class="na">code=</span><span class="s">&quot;7189&quot;</span> <span class="na">codeSpace=</span><span class="s">&quot;urn:ogc:def:naming-system:EPSG::7301&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;epsg:informationSource&gt;</span>DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000) and St. Helena Government, Environment and Natural Resources Directorate (ENRD).<span class="nt">&lt;/epsg:informationSource&gt;</span> <span class="nt">&lt;epsg:revisionDate&gt;</span>2016-12-15<span class="nt">&lt;/epsg:revisionDate&gt;</span> <span class="nt">&lt;epsg:changes&gt;</span> <span class="nt">&lt;epsg:changeID</span> <span class="na">xlink:href=</span><span class="s">&quot;urn:ogc:def:change-request:EPSG::2016.038&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;/epsg:changes&gt;</span> <span class="nt">&lt;epsg:show&gt;</span>true<span class="nt">&lt;/epsg:show&gt;</span> <span class="nt">&lt;epsg:isDeprecated&gt;</span>false<span class="nt">&lt;/epsg:isDeprecated&gt;</span> <span class="nt">&lt;/epsg:CommonMetaData&gt;</span> <span class="nt">&lt;/gml:metaDataProperty&gt;</span> <span class="nt">&lt;gml:identifier</span> <span class="na">codeSpace=</span><span class="s">&quot;IOGP&quot;</span><span class="nt">&gt;</span>urn:ogc:def:datum:EPSG::6710<span class="nt">&lt;/gml:identifier&gt;</span> <span class="nt">&lt;gml:name&gt;</span>Astro DOS 71<span class="nt">&lt;/gml:name&gt;</span> <span class="nt">&lt;gml:domainOfValidity</span> <span class="na">xlink:href=</span><span class="s">&quot;urn:ogc:def:area:EPSG::3183&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;gml:scope&gt;</span>Geodetic control, military and topographic mapping.<span class="nt">&lt;/gml:scope&gt;</span> <span class="nt">&lt;gml:anchorDefinition&gt;</span>Fundamental point: DOS 71/4, Ladder Hill Fort, latitude: 15°55&#39;30&quot;S, longitude: 5°43&#39;25&quot;W (of Greenwich).<span class="nt">&lt;/gml:anchorDefinition&gt;</span> <span class="nt">&lt;gml:realizationEpoch&gt;</span>1971-01-01<span class="nt">&lt;/gml:realizationEpoch&gt;</span> <span class="nt">&lt;gml:primeMeridian</span> <span class="na">xlink:href=</span><span class="s">&quot;urn:ogc:def:meridian:EPSG::8901&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;gml:ellipsoid</span> <span class="na">xlink:href=</span><span class="s">&quot;urn:ogc:def:ellipsoid:EPSG::7022&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;/gml:GeodeticDatum&gt;</span> </pre></div>
<?xml version="1.0" encoding="UTF-8"?>
 <gml:GeodeticDatum xmlns:epsg="urn:x-ogp:spec:schema-xsd:EPSG:1.0:dataset" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:xlink="http://www.w3.org/1999/xlink" gml:id="iogp-datum-6710">
  <gml:metaDataProperty>
    <epsg:CommonMetaData>
      <epsg:type>geodetic</epsg:type>
      <epsg:alias alias="ASTRO DOS 71/4" code="7178" codeSpace="urn:ogc:def:naming-system:EPSG::7301" />
      <epsg:alias alias="St. Helena 1971" code="7189" codeSpace="urn:ogc:def:naming-system:EPSG::7301" />
      <epsg:informationSource>DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000) and St. Helena Government, Environment and Natural Resources Directorate (ENRD).</epsg:informationSource>
      <epsg:revisionDate>2016-12-15</epsg:revisionDate>
      <epsg:changes>
        <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2016.038" />
      </epsg:changes>
      <epsg:show>true</epsg:show>
      <epsg:isDeprecated>false</epsg:isDeprecated>
    </epsg:CommonMetaData>
  </gml:metaDataProperty>
  <gml:identifier codeSpace="IOGP">urn:ogc:def:datum:EPSG::6710</gml:identifier>
  <gml:name>Astro DOS 71</gml:name>
  <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::3183" />
  <gml:scope>Geodetic control, military and topographic mapping.</gml:scope>
  <gml:anchorDefinition>Fundamental point: DOS 71/4, Ladder Hill Fort, latitude: 15°55'30"S, longitude: 5°43'25"W (of Greenwich).</gml:anchorDefinition>
  <gml:realizationEpoch>1971-01-01</gml:realizationEpoch>
  <gml:primeMeridian xlink:href="urn:ogc:def:meridian:EPSG::8901" />
  <gml:ellipsoid xlink:href="urn:ogc:def:ellipsoid:EPSG::7022" />
</gml:GeodeticDatum>