EPSG:8885

RGF93 to NGF IGN69 height (3)

Attributes

Geodetic CRS: RGF93

Datum: Reseau Geodesique Francais 1993

Ellipsoid: GRS 1980

Prime meridian: Greenwich

Data source: OGP

Information source: Institut Geographique National (IGN); http://www.ign.fr

Revision date: 2018-12-21

Scope: Derivation of gravity-related heights from GPS observations.

Remarks: Replaces RGF93 to NGF IGN69 height (2) (code 8371). Accuracy at each 0.0333333333333° in longitude and 0.025° in latitude grid node is given within the geoid model file. Recommended interpolation method is bilinear.

Method: Geographic3D to GravityRelatedHeight (IGN2009)

Area of use: France - mainland onshore.

Description: RAF18.tac

MapTiler banner

Export

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:Transformation</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:gco=</span><span class="s">&quot;http://www.isotc211.org/2005/gco&quot;</span> <span class="na">xmlns:gmd=</span><span class="s">&quot;http://www.isotc211.org/2005/gmd&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-op-8885&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>transformation<span class="nt">&lt;/epsg:type&gt;</span> <span class="nt">&lt;epsg:alias</span> <span class="na">alias=</span><span class="s">&quot;RAF18&quot;</span> <span class="na">code=</span><span class="s">&quot;7904&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>Institut Geographique National (IGN); http://www.ign.fr<span class="nt">&lt;/epsg:informationSource&gt;</span> <span class="nt">&lt;epsg:revisionDate&gt;</span>2018-12-21<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::2018.068&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:metaDataProperty&gt;</span> <span class="nt">&lt;epsg:CoordinateOperationMetaData&gt;</span> <span class="nt">&lt;epsg:variant&gt;</span>3<span class="nt">&lt;/epsg:variant&gt;</span> <span class="nt">&lt;/epsg:CoordinateOperationMetaData&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:coordinateOperation:EPSG::8885<span class="nt">&lt;/gml:identifier&gt;</span> <span class="nt">&lt;gml:name&gt;</span>RGF93 to NGF IGN69 height (3)<span class="nt">&lt;/gml:name&gt;</span> <span class="nt">&lt;gml:remarks&gt;</span>Replaces RGF93 to NGF IGN69 height (2) (code 8371). Accuracy at each 0.0333333333333° in longitude and 0.025° in latitude grid node is given within the geoid model file. Recommended interpolation method is bilinear.<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::1326&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;gml:scope&gt;</span>Derivation of gravity-related heights from GPS observations.<span class="nt">&lt;/gml:scope&gt;</span> <span class="nt">&lt;gml:operationVersion&gt;</span>IGN Fra 18<span class="nt">&lt;/gml:operationVersion&gt;</span> <span class="nt">&lt;gml:coordinateOperationAccuracy&gt;</span> <span class="nt">&lt;gmd:DQ_RelativeInternalPositionalAccuracy&gt;</span> <span class="nt">&lt;gmd:result&gt;</span> <span class="nt">&lt;gmd:DQ_QuantitativeResult&gt;</span> <span class="nt">&lt;gmd:valueUnit</span> <span class="na">xlink:href=</span><span class="s">&quot;urn:ogc:def:uom:EPSG::9001&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;gmd:value&gt;</span> <span class="nt">&lt;gco:Record&gt;</span> <span class="nt">&lt;gco:Decimal&gt;</span>0.01<span class="nt">&lt;/gco:Decimal&gt;</span> <span class="nt">&lt;/gco:Record&gt;</span> <span class="nt">&lt;/gmd:value&gt;</span> <span class="nt">&lt;/gmd:DQ_QuantitativeResult&gt;</span> <span class="nt">&lt;/gmd:result&gt;</span> <span class="nt">&lt;/gmd:DQ_RelativeInternalPositionalAccuracy&gt;</span> <span class="nt">&lt;/gml:coordinateOperationAccuracy&gt;</span> <span class="nt">&lt;gml:sourceCRS</span> <span class="na">xlink:href=</span><span class="s">&quot;urn:ogc:def:crs:EPSG::4965&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;gml:targetCRS</span> <span class="na">xlink:href=</span><span class="s">&quot;urn:ogc:def:crs:EPSG::5720&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;gml:method</span> <span class="na">xlink:href=</span><span class="s">&quot;urn:ogc:def:method:EPSG::1073&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;gml:parameterValue&gt;</span> <span class="nt">&lt;gml:ParameterValue&gt;</span> <span class="nt">&lt;gml:valueFile&gt;</span>RAF18.tac<span class="nt">&lt;/gml:valueFile&gt;</span> <span class="nt">&lt;gml:operationParameter</span> <span class="na">xlink:href=</span><span class="s">&quot;urn:ogc:def:parameter:EPSG::8666&quot;</span> <span class="nt">/&gt;</span> <span class="nt">&lt;/gml:ParameterValue&gt;</span> <span class="nt">&lt;/gml:parameterValue&gt;</span> <span class="nt">&lt;/gml:Transformation&gt;</span> </pre></div>
<?xml version="1.0" encoding="UTF-8"?>
 <gml:Transformation xmlns:epsg="urn:x-ogp:spec:schema-xsd:EPSG:1.0:dataset" xmlns:gco="http://www.isotc211.org/2005/gco" xmlns:gmd="http://www.isotc211.org/2005/gmd" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:xlink="http://www.w3.org/1999/xlink" gml:id="iogp-op-8885">
   <gml:metaDataProperty>
      <epsg:CommonMetaData>
         <epsg:type>transformation</epsg:type>
         <epsg:alias alias="RAF18" code="7904" codeSpace="urn:ogc:def:naming-system:EPSG::7301" />
         <epsg:informationSource>Institut Geographique National (IGN); http://www.ign.fr</epsg:informationSource>
         <epsg:revisionDate>2018-12-21</epsg:revisionDate>
         <epsg:changes>
            <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2018.068" />
         </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="IOGP">urn:ogc:def:coordinateOperation:EPSG::8885</gml:identifier>
   <gml:name>RGF93 to NGF IGN69 height (3)</gml:name>
   <gml:remarks>Replaces RGF93 to NGF IGN69 height (2) (code 8371). Accuracy at each 0.0333333333333° in longitude and 0.025° in latitude grid node is given within the geoid model file. Recommended interpolation method is bilinear.</gml:remarks>
   <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::1326" />
   <gml:scope>Derivation of gravity-related heights from GPS observations.</gml:scope>
   <gml:operationVersion>IGN Fra 18</gml:operationVersion>
   <gml:coordinateOperationAccuracy>
      <gmd:DQ_RelativeInternalPositionalAccuracy>
         <gmd:result>
            <gmd:DQ_QuantitativeResult>
               <gmd:valueUnit xlink:href="urn:ogc:def:uom:EPSG::9001" />
               <gmd:value>
                  <gco:Record>
                     <gco:Decimal>0.01</gco:Decimal>
                  </gco:Record>
               </gmd:value>
            </gmd:DQ_QuantitativeResult>
         </gmd:result>
      </gmd:DQ_RelativeInternalPositionalAccuracy>
   </gml:coordinateOperationAccuracy>
   <gml:sourceCRS xlink:href="urn:ogc:def:crs:EPSG::4965" />
   <gml:targetCRS xlink:href="urn:ogc:def:crs:EPSG::5720" />
   <gml:method xlink:href="urn:ogc:def:method:EPSG::1073" />
   <gml:parameterValue>
      <gml:ParameterValue>
         <gml:valueFile>RAF18.tac</gml:valueFile>
         <gml:operationParameter xlink:href="urn:ogc:def:parameter:EPSG::8666" />
      </gml:ParameterValue>
   </gml:parameterValue>
</gml:Transformation>