EPSG:1176

St. Helena Tritan Vertical Datum 2011

Attributes

Data source: OGP

Information source: St. Helena Government, Environment and Natural Resources Directorate (ENRD).

Revision date: 2016-11-25

Scope: Engineering Surveys.

Remarks: Defined by offset of -17.073m applied to St. Helena Tritan ellipsiodal height (CRS code 7880).

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:VerticalDatum</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-1176&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>vertical<span class="nt">&lt;/epsg:type&gt;</span> <span class="nt">&lt;epsg:alias</span> <span class="na">alias=</span><span class="s">&quot;MSL Tritan&quot;</span> <span class="na">code=</span><span class="s">&quot;7238&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 Tritan 2011&quot;</span> <span class="na">code=</span><span class="s">&quot;7251&quot;</span> <span class="na">codeSpace=</span><span class="s">&quot;urn:ogc:def:naming-system:EPSG::7302&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;epsg:informationSource&gt;</span>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>2016-11-25<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::1176<span class="nt">&lt;/gml:identifier&gt;</span> <span class="nt">&lt;gml:name&gt;</span>St. Helena Tritan Vertical Datum 2011<span class="nt">&lt;/gml:name&gt;</span> <span class="nt">&lt;gml:remarks&gt;</span>Defined by offset of -17.073m applied to St. Helena Tritan ellipsiodal height (CRS code 7880).<span class="nt">&lt;/gml:remarks&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>Engineering Surveys.<span class="nt">&lt;/gml:scope&gt;</span> <span class="nt">&lt;gml:anchorDefinition&gt;</span>MSL defined by Longwood IGS station STHL reference level of 436.215m.<span class="nt">&lt;/gml:anchorDefinition&gt;</span> <span class="nt">&lt;gml:realizationEpoch&gt;</span>2011-10-09<span class="nt">&lt;/gml:realizationEpoch&gt;</span> <span class="nt">&lt;/gml:VerticalDatum&gt;</span> </pre></div>
<?xml version="1.0" encoding="UTF-8"?>
 <gml:VerticalDatum 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-1176">
   <gml:metaDataProperty>
      <epsg:CommonMetaData>
         <epsg:type>vertical</epsg:type>
         <epsg:alias alias="MSL Tritan" code="7238" codeSpace="urn:ogc:def:naming-system:EPSG::7301" />
         <epsg:alias alias="St. Helena Tritan 2011" code="7251" codeSpace="urn:ogc:def:naming-system:EPSG::7302" />
         <epsg:informationSource>St. Helena Government, Environment and Natural Resources Directorate (ENRD).</epsg:informationSource>
         <epsg:revisionDate>2016-11-25</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::1176</gml:identifier>
   <gml:name>St. Helena Tritan Vertical Datum 2011</gml:name>
   <gml:remarks>Defined by offset of -17.073m applied to St. Helena Tritan ellipsiodal height (CRS code 7880).</gml:remarks>
   <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::3183" />
   <gml:scope>Engineering Surveys.</gml:scope>
   <gml:anchorDefinition>MSL defined by Longwood IGS station STHL reference level of 436.215m.</gml:anchorDefinition>
   <gml:realizationEpoch>2011-10-09</gml:realizationEpoch>
</gml:VerticalDatum>