Definition: OGP XML
<div class="syntax"><pre><span class="cp"><?xml version="1.0" encoding="UTF-8"?></span>
<span class="nt"><gml:ConcatenatedOperation</span> <span class="na">xmlns:epsg=</span><span class="s">"urn:x-ogp:spec:schema-xsd:EPSG:1.0:dataset"</span> <span class="na">xmlns:gml=</span><span class="s">"http://www.opengis.net/gml/3.2"</span> <span class="na">xmlns:xlink=</span><span class="s">"http://www.w3.org/1999/xlink"</span> <span class="na">gml:id=</span><span class="s">"ogp-op-8562"</span><span class="nt">></span>
<span class="nt"><gml:metaDataProperty></span>
<span class="nt"><epsg:CommonMetaData></span>
<span class="nt"><epsg:type></span>concatenated operation<span class="nt"></epsg:type></span>
<span class="nt"><epsg:revisionDate></span>2012-04-18<span class="nt"></epsg:revisionDate></span>
<span class="nt"><epsg:changes></span>
<span class="nt"><epsg:changeID</span> <span class="na">xlink:href=</span><span class="s">"urn:ogc:def:change-request:EPSG::2011.111"</span> <span class="nt">/></span>
<span class="nt"></epsg:changes></span>
<span class="nt"><epsg:show></span>true<span class="nt"></epsg:show></span>
<span class="nt"><epsg:isDeprecated></span>false<span class="nt"></epsg:isDeprecated></span>
<span class="nt"></epsg:CommonMetaData></span>
<span class="nt"></gml:metaDataProperty></span>
<span class="nt"><gml:metaDataProperty></span>
<span class="nt"><epsg:CoordinateOperationMetaData></span>
<span class="nt"><epsg:variant></span>3<span class="nt"></epsg:variant></span>
<span class="nt"></epsg:CoordinateOperationMetaData></span>
<span class="nt"></gml:metaDataProperty></span>
<span class="nt"><gml:identifier</span> <span class="na">codeSpace=</span><span class="s">"OGP"</span><span class="nt">></span>urn:ogc:def:coordinateOperation:EPSG::8562<span class="nt"></gml:identifier></span>
<span class="nt"><gml:name></span>Nord Sahara 1959 to WGS 84 (3)<span class="nt"></gml:name></span>
<span class="nt"><gml:remarks></span>Derived at IGN monument CFP19 using Transit. Can be implemented as a single 7-param Position Vector transformation with parameter values of dX=-156.5m dY=-87.2m dZ=+287.8m; rX=rY=0 rZ=+0.814sec; dS=-0.38ppm.<span class="nt"></gml:remarks></span>
<span class="nt"><gml:domainOfValidity</span> <span class="na">xlink:href=</span><span class="s">"urn:ogc:def:area:EPSG::2393"</span> <span class="nt">/></span>
<span class="nt"><gml:scope></span>Oil exploration.<span class="nt"></gml:scope></span>
<span class="nt"><gml:operationVersion></span>CGG-Alg HM<span class="nt"></gml:operationVersion></span>
<span class="nt"><gml:sourceCRS</span> <span class="na">xlink:href=</span><span class="s">"urn:ogc:def:crs:EPSG::4307"</span> <span class="nt">/></span>
<span class="nt"><gml:targetCRS</span> <span class="na">xlink:href=</span><span class="s">"urn:ogc:def:crs:EPSG::4326"</span> <span class="nt">/></span>
<span class="nt"><gml:coordOperation</span> <span class="na">xlink:href=</span><span class="s">"urn:ogc:def:coordinateOperation:EPSG::1560"</span> <span class="nt">/></span>
<span class="nt"><gml:coordOperation</span> <span class="na">xlink:href=</span><span class="s">"urn:ogc:def:coordinateOperation:EPSG::1240"</span> <span class="nt">/></span>
<span class="nt"></gml:ConcatenatedOperation></span>
</pre></div>
<?xml version="1.0" encoding="UTF-8"?>
<gml:ConcatenatedOperation 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="ogp-op-8562">
<gml:metaDataProperty>
<epsg:CommonMetaData>
<epsg:type>concatenated operation</epsg:type>
<epsg:revisionDate>2012-04-18</epsg:revisionDate>
<epsg:changes>
<epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2011.111" />
</epsg:changes>
<epsg:show>true</epsg:show>
<epsg:isDeprecated>false</epsg:isDeprecated>
</epsg:CommonMetaData>
</gml:metaDataProperty>
<gml:metaDataProperty>
<epsg:CoordinateOperationMetaData>
<epsg:variant>3</epsg:variant>
</epsg:CoordinateOperationMetaData>
</gml:metaDataProperty>
<gml:identifier codeSpace="OGP">urn:ogc:def:coordinateOperation:EPSG::8562</gml:identifier>
<gml:name>Nord Sahara 1959 to WGS 84 (3)</gml:name>
<gml:remarks>Derived at IGN monument CFP19 using Transit. Can be implemented as a single 7-param Position Vector transformation with parameter values of dX=-156.5m dY=-87.2m dZ=+287.8m; rX=rY=0 rZ=+0.814sec; dS=-0.38ppm.</gml:remarks>
<gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::2393" />
<gml:scope>Oil exploration.</gml:scope>
<gml:operationVersion>CGG-Alg HM</gml:operationVersion>
<gml:sourceCRS xlink:href="urn:ogc:def:crs:EPSG::4307" />
<gml:targetCRS xlink:href="urn:ogc:def:crs:EPSG::4326" />
<gml:coordOperation xlink:href="urn:ogc:def:coordinateOperation:EPSG::1560" />
<gml:coordOperation xlink:href="urn:ogc:def:coordinateOperation:EPSG::1240" />
</gml:ConcatenatedOperation>