Method: NTv2
Remarks: Parameter file is from NAD27 to NAD83(CSRS) (1) (code 1847) assuming that NAD83(CSRS) is equivalent to WGS 84 within the accuracy of the transformation.
Information source: OGP
Revision date: 2006-12-29
Unit: degree (supplier to define representation)
Geodetic CRS: NAD27
Datum: North American Datum 1927
Ellipsoid: Clarke 1866
Prime meridian: Greenwich
Data source: OGP
Revision date: 2019-09-17
NadGrid file: SK27-98.gsb
Scope: Geodetic survey.
Remarks: Note: this CRS includes longitudes which are POSITIVE EAST. Replaced by NAD27(76) (code 4608) in Ontario, CGQ77 (code 4609) in Quebec, Mexican Datum of 1993 (code 4483) in Mexico, NAD83 (code 4269) in Canada (excl. Ontario & Quebec) & USA.
Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree
Center coordinates
-105.66953285 54.50494492
WGS84 bounds:
-110.0 49.0
-101.34 60.01
Definition: Well Known Text (WKT)
GEOGCS["NAD27", DATUM["North_American_Datum_1927", SPHEROID["Clarke 1866",6378206.4,294.9786982139006, AUTHORITY["EPSG","7008"]], AUTHORITY["EPSG","6267"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4267"]]
GEOGCS["NAD27", DATUM["North_American_Datum_1927", SPHEROID["Clarke 1866",6378206.4,294.9786982139006, AUTHORITY["EPSG","7008"]], AUTHORITY["EPSG","6267"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4267"]]
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="iogp-crs-4267"> <gml:metaDataProperty> <epsg:CommonMetaData> <epsg:type>geographic 2D</epsg:type> <epsg:alias alias="246" code="8791" codeSpace="urn:ogc:def:naming-system:EPSG::1046" /> <epsg:alias alias="NAD27 - LatLon" code="8792" codeSpace="urn:ogc:def:naming-system:EPSG::1047" /> <epsg:revisionDate>2019-09-17</epsg:revisionDate> <epsg:changes> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::1999.040" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2003.370" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2009.087" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2014.034" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2019.035" /> </epsg:changes> <epsg:show>true</epsg:show> <epsg:isDeprecated>false</epsg:isDeprecated> </epsg:CommonMetaData> </gml:metaDataProperty> <gml:identifier codeSpace="IOGP">urn:ogc:def:crs:EPSG::4267</gml:identifier> <gml:name>NAD27</gml:name> <gml:remarks>Note: this CRS includes longitudes which are POSITIVE EAST. Replaced by NAD27(76) (code 4608) in Ontario, CGQ77 (code 4609) in Quebec, Mexican Datum of 1993 (code 4483) in Mexico, NAD83 (code 4269) in Canada (excl. Ontario & Quebec) & USA.</gml:remarks> <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::1349" /> <gml:scope>Geodetic survey.</gml:scope> <gml:ellipsoidalCS xlink:href="urn:ogc:def:cs:EPSG::6422" /> <gml:geodeticDatum xlink:href="urn:ogc:def:datum:EPSG::6267" /> </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="iogp-crs-4267"> <gml:metaDataProperty> <epsg:CommonMetaData> <epsg:type>geographic 2D</epsg:type> <epsg:alias alias="246" code="8791" codeSpace="urn:ogc:def:naming-system:EPSG::1046" /> <epsg:alias alias="NAD27 - LatLon" code="8792" codeSpace="urn:ogc:def:naming-system:EPSG::1047" /> <epsg:revisionDate>2019-09-17</epsg:revisionDate> <epsg:changes> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::1999.040" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2003.370" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2009.087" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2014.034" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2019.035" /> </epsg:changes> <epsg:show>true</epsg:show> <epsg:isDeprecated>false</epsg:isDeprecated> </epsg:CommonMetaData> </gml:metaDataProperty> <gml:identifier codeSpace="IOGP">urn:ogc:def:crs:EPSG::4267</gml:identifier> <gml:name>NAD27</gml:name> <gml:remarks>Note: this CRS includes longitudes which are POSITIVE EAST. Replaced by NAD27(76) (code 4608) in Ontario, CGQ77 (code 4609) in Quebec, Mexican Datum of 1993 (code 4483) in Mexico, NAD83 (code 4269) in Canada (excl. Ontario & Quebec) & USA.</gml:remarks> <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::1349" /> <gml:scope>Geodetic survey.</gml:scope> <gml:ellipsoidalCS xlink:href="urn:ogc:def:cs:EPSG::6422" /> <gml:geodeticDatum xlink:href="urn:ogc:def:datum:EPSG::6267" /> </gml:GeodeticCRS>
Definition: XML
<?xml version="1.0" encoding="UTF-8"?> <gml:GeographicCRS gml:id="ogrcrs5052" xmlns:gml="http://www.opengis.net/gml/3.2"> <gml:srsName>NAD27</gml:srsName> <gml:srsID> <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">4267</gml:name> </gml:srsID> <gml:usesEllipsoidalCS> <gml:EllipsoidalCS gml:id="ogrcrs5053"> <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="ogrcrs5054" 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="ogrcrs5055" 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="ogrcrs5056"> <gml:datumName>North_American_Datum_1927</gml:datumName> <gml:datumID> <gml:name gml:codeSpace="urn:ogc:def:datum:EPSG::">6267</gml:name> </gml:datumID> <gml:usesPrimeMeridian> <gml:PrimeMeridian gml:id="ogrcrs5057"> <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="ogrcrs5058"> <gml:ellipsoidName>Clarke 1866</gml:ellipsoidName> <gml:ellipsoidID> <gml:name gml:codeSpace="urn:ogc:def:ellipsoid:EPSG::">7008</gml:name> </gml:ellipsoidID> <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6378206.4</gml:semiMajorAxis> <gml:secondDefiningParameter> <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">294.9786982139006</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="ogrcrs5052" xmlns:gml="http://www.opengis.net/gml/3.2"> <gml:srsName>NAD27</gml:srsName> <gml:srsID> <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">4267</gml:name> </gml:srsID> <gml:usesEllipsoidalCS> <gml:EllipsoidalCS gml:id="ogrcrs5053"> <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="ogrcrs5054" 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="ogrcrs5055" 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="ogrcrs5056"> <gml:datumName>North_American_Datum_1927</gml:datumName> <gml:datumID> <gml:name gml:codeSpace="urn:ogc:def:datum:EPSG::">6267</gml:name> </gml:datumID> <gml:usesPrimeMeridian> <gml:PrimeMeridian gml:id="ogrcrs5057"> <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="ogrcrs5058"> <gml:ellipsoidName>Clarke 1866</gml:ellipsoidName> <gml:ellipsoidID> <gml:name gml:codeSpace="urn:ogc:def:ellipsoid:EPSG::">7008</gml:name> </gml:ellipsoidID> <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6378206.4</gml:semiMajorAxis> <gml:secondDefiningParameter> <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">294.9786982139006</gml:inverseFlattening> </gml:secondDefiningParameter> </gml:Ellipsoid> </gml:usesEllipsoid> </gml:GeodeticDatum> </gml:usesGeodeticDatum> </gml:GeographicCRS>
Definition: GeoServer
4267=GEOGCS["NAD27",DATUM["North_American_Datum_1927",SPHEROID["Clarke 1866",6378206.4,294.9786982139006,AUTHORITY["EPSG","7008"]],AUTHORITY["EPSG","6267"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4267"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=longlat +datum=NAD27 +no_defs"> <Layer srs="+proj=longlat +datum=NAD27 +no_defs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4267, 'EPSG', 4267, '+proj=longlat +datum=NAD27 +no_defs ', 'GEOGCS["NAD27",DATUM["North_American_Datum_1927",SPHEROID["Clarke 1866",6378206.4,294.9786982139006,AUTHORITY["EPSG","7008"]],AUTHORITY["EPSG","6267"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4267"]]');
Definition: OGC WKT
GEOGCS["NAD27",DATUM["North_American_Datum_1927",SPHEROID["Clarke 1866",6378206.4,294.9786982139006,AUTHORITY["EPSG","7008"]],AUTHORITY["EPSG","6267"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4267"]]