EPSG:7001

Ellipsoid

Airy 1830

Attributes

Unit: metre

Data source: OGP

Information source: Ordnance Survey of Great Britain.

Revision date: 2006-11-27

Remarks: Original definition is a=20923713, b=20853810 feet of 1796. 1/f is given to 7 decimal places. For the 1936 retriangulation OSGB defines the relationship of 10 feet of 1796 to the International metre through ([10^0.48401603]/10) exactly = 0.3048007491...

Export

Definition: OGP XML

<?xml version="1.0" encoding="UTF-8"?>
 <gml:Ellipsoid 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="epsg-ellipsoid-7001">
   <gml:metaDataProperty>
      <epsg:CommonMetaData>
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         <epsg:revisionDate>2006-11-27</epsg:revisionDate>
         <epsg:changes>
            <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::1998.321" />
            <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::1998.340" />
            <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2006.932" />
         </epsg:changes>
         <epsg:isDeprecated>false</epsg:isDeprecated>
      </epsg:CommonMetaData>
   </gml:metaDataProperty>
   <gml:identifier codeSpace="OGP">urn:ogc:def:ellipsoid:EPSG::7001</gml:identifier>
   <gml:name>Airy 1830</gml:name>
   <gml:remarks>Original definition is a=20923713, b=20853810 feet of 1796. 1/f is given to 7 decimal places. For the 1936 retriangulation OSGB defines the relationship of 10 feet of 1796 to the International metre through ([10^0.48401603]/10) exactly = 0.3048007491...</gml:remarks>
   <gml:semiMajorAxis uom="urn:ogc:def:uom:EPSG::9001">6377563.396</gml:semiMajorAxis>
   <gml:secondDefiningParameter>
      <gml:SecondDefiningParameter>
         <gml:inverseFlattening uom="urn:ogc:def:uom:EPSG::9201">299.3249646</gml:inverseFlattening>
      </gml:SecondDefiningParameter>
   </gml:secondDefiningParameter>
</gml:Ellipsoid>
<?xml version="1.0" encoding="UTF-8"?>
 <gml:Ellipsoid 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="epsg-ellipsoid-7001">
   <gml:metaDataProperty>
      <epsg:CommonMetaData>
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         <epsg:revisionDate>2006-11-27</epsg:revisionDate>
         <epsg:changes>
            <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::1998.321" />
            <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::1998.340" />
            <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2006.932" />
         </epsg:changes>
         <epsg:isDeprecated>false</epsg:isDeprecated>
      </epsg:CommonMetaData>
   </gml:metaDataProperty>
   <gml:identifier codeSpace="OGP">urn:ogc:def:ellipsoid:EPSG::7001</gml:identifier>
   <gml:name>Airy 1830</gml:name>
   <gml:remarks>Original definition is a=20923713, b=20853810 feet of 1796. 1/f is given to 7 decimal places. For the 1936 retriangulation OSGB defines the relationship of 10 feet of 1796 to the International metre through ([10^0.48401603]/10) exactly = 0.3048007491...</gml:remarks>
   <gml:semiMajorAxis uom="urn:ogc:def:uom:EPSG::9001">6377563.396</gml:semiMajorAxis>
   <gml:secondDefiningParameter>
      <gml:SecondDefiningParameter>
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      </gml:SecondDefiningParameter>
   </gml:secondDefiningParameter>
</gml:Ellipsoid>