Unit: grad
Geodetic CRS: Nord Sahara 1959 (Paris)
Datum: Nord Sahara 1959 (Paris)
Ellipsoid: Clarke 1880 (RGS)
Prime meridian: Paris
Data source: OGP
Information source: "Le System Geodesique Nord-Sahara"; IGN Paris
Revision date: 2000-10-19
Scope: Geodetic survey.
Area of use: Algeria; Morocco; Tunisia.
Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: grads.
Center coordinates
-3.25164338 31.28831368
WGS84 bounds:
-13.17 18.98
11.99 37.34
Definition: Well Known Text (WKT)
GEOGCS["Nord Sahara 1959 (Paris)", DATUM["Nord_Sahara_1959_Paris", SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465, AUTHORITY["EPSG","7012"]], TOWGS84[-209.362,-87.8162,404.62,0.0046,3.4784,0.5805,-1.4547], AUTHORITY["EPSG","6819"]], PRIMEM["Paris",2.33722917, AUTHORITY["EPSG","8903"]], UNIT["grad",0.01570796326794897, AUTHORITY["EPSG","9105"]], AUTHORITY["EPSG","4819"]]
GEOGCS["Nord Sahara 1959 (Paris)", DATUM["Nord_Sahara_1959_Paris", SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465, AUTHORITY["EPSG","7012"]], TOWGS84[-209.362,-87.8162,404.62,0.0046,3.4784,0.5805,-1.4547], AUTHORITY["EPSG","6819"]], PRIMEM["Paris",2.33722917, AUTHORITY["EPSG","8903"]], UNIT["grad",0.01570796326794897, AUTHORITY["EPSG","9105"]], AUTHORITY["EPSG","4819"]]
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-4819"> <gml:metaDataProperty> <epsg:CommonMetaData> <epsg:type>geographic 2D</epsg:type> <epsg:informationSource>"Le System Geodesique Nord-Sahara"; IGN Paris</epsg:informationSource> <epsg:revisionDate>2000-10-19</epsg:revisionDate> <epsg:changes> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2000.740" /> </epsg:changes> <epsg:show>true</epsg:show> <epsg:isDeprecated>true</epsg:isDeprecated> </epsg:CommonMetaData> </gml:metaDataProperty> <gml:identifier codeSpace="OGP">urn:ogc:def:crs:EPSG::4819</gml:identifier> <gml:name>Nord Sahara 1959 (Paris)</gml:name> <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::1366" /> <gml:scope>Geodetic survey.</gml:scope> <gml:ellipsoidalCS xlink:href="urn:ogc:def:cs:EPSG::6403" /> <gml:geodeticDatum xlink:href="urn:ogc:def:datum:EPSG::6819" /> </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-4819"> <gml:metaDataProperty> <epsg:CommonMetaData> <epsg:type>geographic 2D</epsg:type> <epsg:informationSource>"Le System Geodesique Nord-Sahara"; IGN Paris</epsg:informationSource> <epsg:revisionDate>2000-10-19</epsg:revisionDate> <epsg:changes> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2000.740" /> </epsg:changes> <epsg:show>true</epsg:show> <epsg:isDeprecated>true</epsg:isDeprecated> </epsg:CommonMetaData> </gml:metaDataProperty> <gml:identifier codeSpace="OGP">urn:ogc:def:crs:EPSG::4819</gml:identifier> <gml:name>Nord Sahara 1959 (Paris)</gml:name> <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::1366" /> <gml:scope>Geodetic survey.</gml:scope> <gml:ellipsoidalCS xlink:href="urn:ogc:def:cs:EPSG::6403" /> <gml:geodeticDatum xlink:href="urn:ogc:def:datum:EPSG::6819" /> </gml:GeodeticCRS>
Definition: XML
<?xml version="1.0" encoding="UTF-8"?> <gml:GeographicCRS gml:id="ogrcrs4786" xmlns:gml="http://www.opengis.net/gml/3.2"> <gml:srsName>Nord Sahara 1959 (Paris)</gml:srsName> <gml:srsID> <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">4819</gml:name> </gml:srsID> <gml:usesEllipsoidalCS> <gml:EllipsoidalCS gml:id="ogrcrs4787"> <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="ogrcrs4788" 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="ogrcrs4789" 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="ogrcrs4790"> <gml:datumName>Nord_Sahara_1959_Paris</gml:datumName> <gml:datumID> <gml:name gml:codeSpace="urn:ogc:def:datum:EPSG::">6819</gml:name> </gml:datumID> <gml:usesPrimeMeridian> <gml:PrimeMeridian gml:id="ogrcrs4791"> <gml:meridianName>Paris</gml:meridianName> <gml:meridianID> <gml:name gml:codeSpace="urn:ogc:def:meridian:EPSG::">8903</gml:name> </gml:meridianID> <gml:greenwichLongitude> <gml:angle gml:uom="urn:ogc:def:uom:EPSG::9102">2.33722917</gml:angle> </gml:greenwichLongitude> </gml:PrimeMeridian> </gml:usesPrimeMeridian> <gml:usesEllipsoid> <gml:Ellipsoid gml:id="ogrcrs4792"> <gml:ellipsoidName>Clarke 1880 (RGS)</gml:ellipsoidName> <gml:ellipsoidID> <gml:name gml:codeSpace="urn:ogc:def:ellipsoid:EPSG::">7012</gml:name> </gml:ellipsoidID> <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6378249.145</gml:semiMajorAxis> <gml:secondDefiningParameter> <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">293.465</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="ogrcrs4786" xmlns:gml="http://www.opengis.net/gml/3.2"> <gml:srsName>Nord Sahara 1959 (Paris)</gml:srsName> <gml:srsID> <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">4819</gml:name> </gml:srsID> <gml:usesEllipsoidalCS> <gml:EllipsoidalCS gml:id="ogrcrs4787"> <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="ogrcrs4788" 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="ogrcrs4789" 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="ogrcrs4790"> <gml:datumName>Nord_Sahara_1959_Paris</gml:datumName> <gml:datumID> <gml:name gml:codeSpace="urn:ogc:def:datum:EPSG::">6819</gml:name> </gml:datumID> <gml:usesPrimeMeridian> <gml:PrimeMeridian gml:id="ogrcrs4791"> <gml:meridianName>Paris</gml:meridianName> <gml:meridianID> <gml:name gml:codeSpace="urn:ogc:def:meridian:EPSG::">8903</gml:name> </gml:meridianID> <gml:greenwichLongitude> <gml:angle gml:uom="urn:ogc:def:uom:EPSG::9102">2.33722917</gml:angle> </gml:greenwichLongitude> </gml:PrimeMeridian> </gml:usesPrimeMeridian> <gml:usesEllipsoid> <gml:Ellipsoid gml:id="ogrcrs4792"> <gml:ellipsoidName>Clarke 1880 (RGS)</gml:ellipsoidName> <gml:ellipsoidID> <gml:name gml:codeSpace="urn:ogc:def:ellipsoid:EPSG::">7012</gml:name> </gml:ellipsoidID> <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6378249.145</gml:semiMajorAxis> <gml:secondDefiningParameter> <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">293.465</gml:inverseFlattening> </gml:secondDefiningParameter> </gml:Ellipsoid> </gml:usesEllipsoid> </gml:GeodeticDatum> </gml:usesGeodeticDatum> </gml:GeographicCRS>
Definition: GeoServer
4819=GEOGCS["Nord Sahara 1959 (Paris)",DATUM["Nord_Sahara_1959_Paris",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465,AUTHORITY["EPSG","7012"]],TOWGS84[-209.362,-87.8162,404.62,0.0046,3.4784,0.5805,-1.4547],AUTHORITY["EPSG","6819"]],PRIMEM["Paris",2.33722917,AUTHORITY["EPSG","8903"]],UNIT["grad",0.01570796326794897,AUTHORITY["EPSG","9105"]],AUTHORITY["EPSG","4819"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=longlat +ellps=clrk80 +towgs84=-209.362,-87.8162,404.62,0.0046,3.4784,0.5805,-1.4547 +pm=paris +no_defs"> <Layer srs="+proj=longlat +ellps=clrk80 +towgs84=-209.362,-87.8162,404.62,0.0046,3.4784,0.5805,-1.4547 +pm=paris +no_defs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4819, 'EPSG', 4819, '+proj=longlat +ellps=clrk80 +towgs84=-209.362,-87.8162,404.62,0.0046,3.4784,0.5805,-1.4547 +pm=paris +no_defs ', 'GEOGCS["Nord Sahara 1959 (Paris)",DATUM["Nord_Sahara_1959_Paris",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465,AUTHORITY["EPSG","7012"]],TOWGS84[-209.362,-87.8162,404.62,0.0046,3.4784,0.5805,-1.4547],AUTHORITY["EPSG","6819"]],PRIMEM["Paris",2.33722917,AUTHORITY["EPSG","8903"]],UNIT["grad",0.01570796326794897,AUTHORITY["EPSG","9105"]],AUTHORITY["EPSG","4819"]]');
Definition: OGC WKT
GEOGCS["Nord Sahara 1959 (Paris)",DATUM["Nord_Sahara_1959_Paris",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465,AUTHORITY["EPSG","7012"]],TOWGS84[-209.362,-87.8162,404.62,0.0046,3.4784,0.5805,-1.4547],AUTHORITY["EPSG","6819"]],PRIMEM["Paris",2.33722917,AUTHORITY["EPSG","8903"]],UNIT["grad",0.01570796326794897,AUTHORITY["EPSG","9105"]],AUTHORITY["EPSG","4819"]]