Unit: degree (supplier to define representation)
Geodetic CRS: Unknown datum based upon the Average Terrestrial System 1977 ellipsoid
Datum: Not specified (based on Average Terrestrial System 1977 ellipsoid)
Ellipsoid: Average Terrestrial System 1977
Prime meridian: Greenwich
Data source: OGP
Information source: OGP
Revision date: 2004-01-06
Scope: Not recommended.
Remarks: Use only in cases where geodetic datum is unknown.
Area of use: Not specified.
Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree
Definition: Well Known Text (WKT)
GEOGCS["Unknown datum based upon the Average Terrestrial System 1977 ellipsoid", DATUM["Not_specified_based_on_Average_Terrestrial_System_1977_ellipsoid", SPHEROID["Average Terrestrial System 1977",6378135,298.257, AUTHORITY["EPSG","7041"]], AUTHORITY["EPSG","6041"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4041"]]
GEOGCS["Unknown datum based upon the Average Terrestrial System 1977 ellipsoid", DATUM["Not_specified_based_on_Average_Terrestrial_System_1977_ellipsoid", SPHEROID["Average Terrestrial System 1977",6378135,298.257, AUTHORITY["EPSG","7041"]], AUTHORITY["EPSG","6041"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4041"]]
Definition: ESRI WKT
GEOGCS["Unknown datum based upon the Average Terrestrial System 1977 ellipsoid",DATUM["D_Not_specified_based_on_Average_Terrestrial_System_1977_ellipsoid",SPHEROID["Average_Terrestrial_System_1977",6378135,298.257]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]]
Definition: OGC GML
<?xml version="1.0" encoding="UTF-8"?> <gml:GeodeticCRS 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-crs-4041"> <gml:metaDataProperty> <epsg:CommonMetaData> <epsg:type>geographic 2D</epsg:type> <epsg:informationSource>OGP</epsg:informationSource> <epsg:revisionDate>2004-01-06</epsg:revisionDate> <epsg:changes> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2000.420" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2003.370" /> </epsg:changes> <epsg:show>false</epsg:show> <epsg:isDeprecated>false</epsg:isDeprecated> </epsg:CommonMetaData> </gml:metaDataProperty> <gml:identifier codeSpace="OGP">urn:ogc:def:crs:EPSG::4041</gml:identifier> <gml:name>Unknown datum based upon the Average Terrestrial System 1977 ellipsoid</gml:name> <gml:remarks>Use only in cases where geodetic datum is unknown.</gml:remarks> <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::1263" /> <gml:scope>Not recommended.</gml:scope> <gml:ellipsoidalCS xlink:href="urn:ogc:def:cs:EPSG::6422" /> <gml:geodeticDatum xlink:href="urn:ogc:def:datum:EPSG::6041" /> </gml:GeodeticCRS>
<?xml version="1.0" encoding="UTF-8"?> <gml:GeodeticCRS 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-crs-4041"> <gml:metaDataProperty> <epsg:CommonMetaData> <epsg:type>geographic 2D</epsg:type> <epsg:informationSource>OGP</epsg:informationSource> <epsg:revisionDate>2004-01-06</epsg:revisionDate> <epsg:changes> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2000.420" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2003.370" /> </epsg:changes> <epsg:show>false</epsg:show> <epsg:isDeprecated>false</epsg:isDeprecated> </epsg:CommonMetaData> </gml:metaDataProperty> <gml:identifier codeSpace="OGP">urn:ogc:def:crs:EPSG::4041</gml:identifier> <gml:name>Unknown datum based upon the Average Terrestrial System 1977 ellipsoid</gml:name> <gml:remarks>Use only in cases where geodetic datum is unknown.</gml:remarks> <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::1263" /> <gml:scope>Not recommended.</gml:scope> <gml:ellipsoidalCS xlink:href="urn:ogc:def:cs:EPSG::6422" /> <gml:geodeticDatum xlink:href="urn:ogc:def:datum:EPSG::6041" /> </gml:GeodeticCRS>
Definition: XML
<?xml version="1.0" encoding="UTF-8"?> <gml:GeographicCRS gml:id="ogrcrs7420" xmlns:gml="http://www.opengis.net/gml/3.2"> <gml:srsName>Unknown datum based upon the Average Terrestrial System 1977 ellipsoid</gml:srsName> <gml:srsID> <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">4041</gml:name> </gml:srsID> <gml:usesEllipsoidalCS> <gml:EllipsoidalCS gml:id="ogrcrs7421"> <gml:csName>ellipsoidal</gml:csName> <gml:csID> <gml:name gml:codeSpace="urn:ogc:def:cs:EPSG::">6402</gml:name> </gml:csID> <gml:usesAxis> <gml:CoordinateSystemAxis gml:id="ogrcrs7422" gml:uom="urn:ogc:def:uom:EPSG::9102"> <gml:name>Geodetic latitude</gml:name> <gml:axisID> <gml:name gml:codeSpace="urn:ogc:def:axis:EPSG::">9901</gml:name> </gml:axisID> <gml:axisAbbrev>Lat</gml:axisAbbrev> <gml:axisDirection>north</gml:axisDirection> </gml:CoordinateSystemAxis> </gml:usesAxis> <gml:usesAxis> <gml:CoordinateSystemAxis gml:id="ogrcrs7423" gml:uom="urn:ogc:def:uom:EPSG::9102"> <gml:name>Geodetic longitude</gml:name> <gml:axisID> <gml:name gml:codeSpace="urn:ogc:def:axis:EPSG::">9902</gml:name> </gml:axisID> <gml:axisAbbrev>Lon</gml:axisAbbrev> <gml:axisDirection>east</gml:axisDirection> </gml:CoordinateSystemAxis> </gml:usesAxis> </gml:EllipsoidalCS> </gml:usesEllipsoidalCS> <gml:usesGeodeticDatum> <gml:GeodeticDatum gml:id="ogrcrs7424"> <gml:datumName>Not_specified_based_on_Average_Terrestrial_System_1977_ellipsoid</gml:datumName> <gml:datumID> <gml:name gml:codeSpace="urn:ogc:def:datum:EPSG::">6041</gml:name> </gml:datumID> <gml:usesPrimeMeridian> <gml:PrimeMeridian gml:id="ogrcrs7425"> <gml:meridianName>Greenwich</gml:meridianName> <gml:meridianID> <gml:name gml:codeSpace="urn:ogc:def:meridian:EPSG::">8901</gml:name> </gml:meridianID> <gml:greenwichLongitude> <gml:angle gml:uom="urn:ogc:def:uom:EPSG::9102">0</gml:angle> </gml:greenwichLongitude> </gml:PrimeMeridian> </gml:usesPrimeMeridian> <gml:usesEllipsoid> <gml:Ellipsoid gml:id="ogrcrs7426"> <gml:ellipsoidName>Average Terrestrial System 1977</gml:ellipsoidName> <gml:ellipsoidID> <gml:name gml:codeSpace="urn:ogc:def:ellipsoid:EPSG::">7041</gml:name> </gml:ellipsoidID> <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6378135</gml:semiMajorAxis> <gml:secondDefiningParameter> <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">298.257</gml:inverseFlattening> </gml:secondDefiningParameter> </gml:Ellipsoid> </gml:usesEllipsoid> </gml:GeodeticDatum> </gml:usesGeodeticDatum> </gml:GeographicCRS>
<?xml version="1.0" encoding="UTF-8"?> <gml:GeographicCRS gml:id="ogrcrs7420" xmlns:gml="http://www.opengis.net/gml/3.2"> <gml:srsName>Unknown datum based upon the Average Terrestrial System 1977 ellipsoid</gml:srsName> <gml:srsID> <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">4041</gml:name> </gml:srsID> <gml:usesEllipsoidalCS> <gml:EllipsoidalCS gml:id="ogrcrs7421"> <gml:csName>ellipsoidal</gml:csName> <gml:csID> <gml:name gml:codeSpace="urn:ogc:def:cs:EPSG::">6402</gml:name> </gml:csID> <gml:usesAxis> <gml:CoordinateSystemAxis gml:id="ogrcrs7422" gml:uom="urn:ogc:def:uom:EPSG::9102"> <gml:name>Geodetic latitude</gml:name> <gml:axisID> <gml:name gml:codeSpace="urn:ogc:def:axis:EPSG::">9901</gml:name> </gml:axisID> <gml:axisAbbrev>Lat</gml:axisAbbrev> <gml:axisDirection>north</gml:axisDirection> </gml:CoordinateSystemAxis> </gml:usesAxis> <gml:usesAxis> <gml:CoordinateSystemAxis gml:id="ogrcrs7423" gml:uom="urn:ogc:def:uom:EPSG::9102"> <gml:name>Geodetic longitude</gml:name> <gml:axisID> <gml:name gml:codeSpace="urn:ogc:def:axis:EPSG::">9902</gml:name> </gml:axisID> <gml:axisAbbrev>Lon</gml:axisAbbrev> <gml:axisDirection>east</gml:axisDirection> </gml:CoordinateSystemAxis> </gml:usesAxis> </gml:EllipsoidalCS> </gml:usesEllipsoidalCS> <gml:usesGeodeticDatum> <gml:GeodeticDatum gml:id="ogrcrs7424"> <gml:datumName>Not_specified_based_on_Average_Terrestrial_System_1977_ellipsoid</gml:datumName> <gml:datumID> <gml:name gml:codeSpace="urn:ogc:def:datum:EPSG::">6041</gml:name> </gml:datumID> <gml:usesPrimeMeridian> <gml:PrimeMeridian gml:id="ogrcrs7425"> <gml:meridianName>Greenwich</gml:meridianName> <gml:meridianID> <gml:name gml:codeSpace="urn:ogc:def:meridian:EPSG::">8901</gml:name> </gml:meridianID> <gml:greenwichLongitude> <gml:angle gml:uom="urn:ogc:def:uom:EPSG::9102">0</gml:angle> </gml:greenwichLongitude> </gml:PrimeMeridian> </gml:usesPrimeMeridian> <gml:usesEllipsoid> <gml:Ellipsoid gml:id="ogrcrs7426"> <gml:ellipsoidName>Average Terrestrial System 1977</gml:ellipsoidName> <gml:ellipsoidID> <gml:name gml:codeSpace="urn:ogc:def:ellipsoid:EPSG::">7041</gml:name> </gml:ellipsoidID> <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6378135</gml:semiMajorAxis> <gml:secondDefiningParameter> <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">298.257</gml:inverseFlattening> </gml:secondDefiningParameter> </gml:Ellipsoid> </gml:usesEllipsoid> </gml:GeodeticDatum> </gml:usesGeodeticDatum> </gml:GeographicCRS>
Definition: GeoServer
4041=GEOGCS["Unknown datum based upon the Average Terrestrial System 1977 ellipsoid",DATUM["Not_specified_based_on_Average_Terrestrial_System_1977_ellipsoid",SPHEROID["Average Terrestrial System 1977",6378135,298.257,AUTHORITY["EPSG","7041"]],AUTHORITY["EPSG","6041"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4041"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=longlat +a=6378135 +b=6356750.304921594 +no_defs"> <Layer srs="+proj=longlat +a=6378135 +b=6356750.304921594 +no_defs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4041, 'EPSG', 4041, '+proj=longlat +a=6378135 +b=6356750.304921594 +no_defs ', 'GEOGCS["Unknown datum based upon the Average Terrestrial System 1977 ellipsoid",DATUM["Not_specified_based_on_Average_Terrestrial_System_1977_ellipsoid",SPHEROID["Average Terrestrial System 1977",6378135,298.257,AUTHORITY["EPSG","7041"]],AUTHORITY["EPSG","6041"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4041"]]');
Definition: OGC WKT
GEOGCS["Unknown datum based upon the Average Terrestrial System 1977 ellipsoid",DATUM["Not_specified_based_on_Average_Terrestrial_System_1977_ellipsoid",SPHEROID["Average Terrestrial System 1977",6378135,298.257,AUTHORITY["EPSG","7041"]],AUTHORITY["EPSG","6041"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4041"]]