EPSG:2136

Accra / Ghana National Grid

Selected transformation

Method: Geocentric translations (geog2D domain)

Remarks: Derived at 3 common points.

Information source: Ordnance Survey International

Revision date: 2000-10-19

Attributes

Unit: Gold Coast foot

Geodetic CRS: Accra

Datum: Accra

Ellipsoid: War Office

Prime meridian: Greenwich

Data source: OGP

Information source: Ordnance Survey International

Revision date: 2000-10-19

Scope: Large and medium scale topographic mapping and engineering survey.

Remarks: Ellipsoid semi-major axis (a)=20926201 Gold Coast feet. ProjCRS sometimes found in metric form: 1 Gold Coast foot = 0.3047997101815 m. Replaced by Leigon / Ghana Metric Grid from 1978.

Method: Geocentric translations (geog2D domain)

Area of use: Ghana - onshore.

Coordinate system: Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: ftGC.

Center coordinates
956164.35527782 584176.05990338

Projected bounds:
-118905.86588345 -1185221.57235827
2011055.53818079 2360318.82691170

WGS84 bounds:
-3.79 1.4
2.1 11.16

Ghana - onshore and offshore.
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Definition: Well Known Text (WKT)

PROJCS["Accra / Ghana National Grid",
    GEOGCS["Accra",
        DATUM["Accra",
            SPHEROID["War Office",6378300,296,
                AUTHORITY["EPSG","7029"]],
            TOWGS84[-199,32,322,0,0,0,0],
            AUTHORITY["EPSG","6168"]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4168"]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",4.666666666666667],
    PARAMETER["central_meridian",-1],
    PARAMETER["scale_factor",0.99975],
    PARAMETER["false_easting",900000],
    PARAMETER["false_northing",0],
    UNIT["Gold Coast foot",0.3047997101815088,
        AUTHORITY["EPSG","9094"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","2136"]]
PROJCS["Accra / Ghana National Grid",
    GEOGCS["Accra",
        DATUM["Accra",
            SPHEROID["War Office",6378300,296,
                AUTHORITY["EPSG","7029"]],
            TOWGS84[-199,32,322,0,0,0,0],
            AUTHORITY["EPSG","6168"]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4168"]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",4.666666666666667],
    PARAMETER["central_meridian",-1],
    PARAMETER["scale_factor",0.99975],
    PARAMETER["false_easting",900000],
    PARAMETER["false_northing",0],
    UNIT["Gold Coast foot",0.3047997101815088,
        AUTHORITY["EPSG","9094"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","2136"]]

Definition: ESRI WKT

PROJCS["Accra_Ghana_National_Grid",GEOGCS["GCS_Accra",DATUM["D_Accra",SPHEROID["War_Office",6378300,296]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",4.666666666666667],PARAMETER["central_meridian",-1],PARAMETER["scale_factor",0.99975],PARAMETER["false_easting",900000],PARAMETER["false_northing",0],UNIT["Gold Coast foot",0.3047997101815088]]

Definition: PROJ.4

+proj=tmerc +lat_0=4.666666666666667 +lon_0=-1 +k=0.99975 +x_0=274319.7391633579 +y_0=0 +a=6378300 +b=6356751.689189189 +towgs84=-199,32,322,0,0,0,0 +to_meter=0.3047997101815088 +no_defs 

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:2136","+proj=tmerc +lat_0=4.666666666666667 +lon_0=-1 +k=0.99975 +x_0=274319.7391633579 +y_0=0 +a=6378300 +b=6356751.689189189 +towgs84=-199,32,322,0,0,0,0 +to_meter=0.3047997101815088 +no_defs");

Definition: OGC GML

<?xml version="1.0" encoding="UTF-8"?>
 <gml:ProjectedCRS 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-2136">
   <gml:metaDataProperty>
      <epsg:CommonMetaData>
         <epsg:type>projected</epsg:type>
         <epsg:alias alias="Accra / Gold Coast Grid" code="222" codeSpace="urn:ogc:def:naming-system:EPSG::7301" />
         <epsg:alias alias="Accra / Ghana Nat. Grid" code="4407" codeSpace="urn:ogc:def:naming-system:EPSG::7302" />
         <epsg:informationSource>Ordnance Survey International</epsg:informationSource>
         <epsg:revisionDate>2000-10-19</epsg:revisionDate>
         <epsg:show>true</epsg:show>
         <epsg:isDeprecated>false</epsg:isDeprecated>
      </epsg:CommonMetaData>
   </gml:metaDataProperty>
   <gml:identifier codeSpace="OGP">urn:ogc:def:crs:EPSG::2136</gml:identifier>
   <gml:name>Accra / Ghana National Grid</gml:name>
   <gml:remarks>Ellipsoid semi-major axis (a)=20926201 Gold Coast feet. ProjCRS sometimes found in metric form: 1 Gold Coast foot = 0.3047997101815 m.
Replaced by Leigon / Ghana Metric Grid from 1978.</gml:remarks>
   <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::3252" />
   <gml:scope>Large and medium scale topographic mapping and engineering survey.</gml:scope>
   <gml:conversion xlink:href="urn:ogc:def:coordinateOperation:EPSG::19959" />
   <gml:baseGeodeticCRS xlink:href="urn:ogc:def:crs:EPSG::4168" />
   <gml:cartesianCS xlink:href="urn:ogc:def:cs:EPSG::4404" />
</gml:ProjectedCRS>
<?xml version="1.0" encoding="UTF-8"?>
 <gml:ProjectedCRS 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-2136">
   <gml:metaDataProperty>
      <epsg:CommonMetaData>
         <epsg:type>projected</epsg:type>
         <epsg:alias alias="Accra / Gold Coast Grid" code="222" codeSpace="urn:ogc:def:naming-system:EPSG::7301" />
         <epsg:alias alias="Accra / Ghana Nat. Grid" code="4407" codeSpace="urn:ogc:def:naming-system:EPSG::7302" />
         <epsg:informationSource>Ordnance Survey International</epsg:informationSource>
         <epsg:revisionDate>2000-10-19</epsg:revisionDate>
         <epsg:show>true</epsg:show>
         <epsg:isDeprecated>false</epsg:isDeprecated>
      </epsg:CommonMetaData>
   </gml:metaDataProperty>
   <gml:identifier codeSpace="OGP">urn:ogc:def:crs:EPSG::2136</gml:identifier>
   <gml:name>Accra / Ghana National Grid</gml:name>
   <gml:remarks>Ellipsoid semi-major axis (a)=20926201 Gold Coast feet. ProjCRS sometimes found in metric form: 1 Gold Coast foot = 0.3047997101815 m.
Replaced by Leigon / Ghana Metric Grid from 1978.</gml:remarks>
   <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::3252" />
   <gml:scope>Large and medium scale topographic mapping and engineering survey.</gml:scope>
   <gml:conversion xlink:href="urn:ogc:def:coordinateOperation:EPSG::19959" />
   <gml:baseGeodeticCRS xlink:href="urn:ogc:def:crs:EPSG::4168" />
   <gml:cartesianCS xlink:href="urn:ogc:def:cs:EPSG::4404" />
</gml:ProjectedCRS>

Definition: XML

<?xml version="1.0" encoding="UTF-8"?>
 <gml:ProjectedCRS gml:id="ogrcrs70631" xmlns:gml="http://www.opengis.net/gml/3.2">
  <gml:srsName>Accra / Ghana National Grid</gml:srsName>
  <gml:srsID>
    <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">2136</gml:name>
  </gml:srsID>
  <gml:baseCRS>
    <gml:GeographicCRS gml:id="ogrcrs70632">
      <gml:srsName>Accra</gml:srsName>
      <gml:srsID>
        <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">4168</gml:name>
      </gml:srsID>
      <gml:usesEllipsoidalCS>
        <gml:EllipsoidalCS gml:id="ogrcrs70633">
          <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="ogrcrs70634" 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="ogrcrs70635" 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="ogrcrs70636">
          <gml:datumName>Accra</gml:datumName>
          <gml:datumID>
            <gml:name gml:codeSpace="urn:ogc:def:datum:EPSG::">6168</gml:name>
          </gml:datumID>
          <gml:usesPrimeMeridian>
            <gml:PrimeMeridian gml:id="ogrcrs70637">
              <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="ogrcrs70638">
              <gml:ellipsoidName>War Office</gml:ellipsoidName>
              <gml:ellipsoidID>
                <gml:name gml:codeSpace="urn:ogc:def:ellipsoid:EPSG::">7029</gml:name>
              </gml:ellipsoidID>
              <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6378300</gml:semiMajorAxis>
              <gml:secondDefiningParameter>
                <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">296</gml:inverseFlattening>
              </gml:secondDefiningParameter>
            </gml:Ellipsoid>
          </gml:usesEllipsoid>
        </gml:GeodeticDatum>
      </gml:usesGeodeticDatum>
    </gml:GeographicCRS>
  </gml:baseCRS>
  <gml:definedByConversion>
    <gml:Conversion gml:id="ogrcrs70639">
      <gml:usesMethod xlink:href="urn:ogc:def:method:EPSG::9807" />
      <gml:usesParameterValue>
        <gml:value gml:uom="urn:ogc:def:uom:EPSG::9102">4.666666666666667</gml:value>
        <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8801" />
      </gml:usesParameterValue>
      <gml:usesParameterValue>
        <gml:value gml:uom="urn:ogc:def:uom:EPSG::9102">-1</gml:value>
        <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8802" />
      </gml:usesParameterValue>
      <gml:usesParameterValue>
        <gml:value gml:uom="urn:ogc:def:uom:EPSG::9001">0.99975</gml:value>
        <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8805" />
      </gml:usesParameterValue>
      <gml:usesParameterValue>
        <gml:value gml:uom="urn:ogc:def:uom:EPSG::9001">274319.7391633579</gml:value>
        <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8806" />
      </gml:usesParameterValue>
      <gml:usesParameterValue>
        <gml:value gml:uom="urn:ogc:def:uom:EPSG::9001">0</gml:value>
        <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8807" />
      </gml:usesParameterValue>
    </gml:Conversion>
  </gml:definedByConversion>
  <gml:usesCartesianCS>
    <gml:CartesianCS gml:id="ogrcrs70640">
      <gml:csName>Cartesian</gml:csName>
      <gml:csID>
        <gml:name gml:codeSpace="urn:ogc:def:cs:EPSG::">4400</gml:name>
      </gml:csID>
      <gml:usesAxis>
        <gml:CoordinateSystemAxis gml:id="ogrcrs70641" gml:uom="urn:ogc:def:uom:EPSG::9001">
          <gml:name>Easting</gml:name>
          <gml:axisID>
            <gml:name gml:codeSpace="urn:ogc:def:axis:EPSG::">9906</gml:name>
          </gml:axisID>
          <gml:axisAbbrev>E</gml:axisAbbrev>
          <gml:axisDirection>east</gml:axisDirection>
        </gml:CoordinateSystemAxis>
      </gml:usesAxis>
      <gml:usesAxis>
        <gml:CoordinateSystemAxis gml:id="ogrcrs70642" gml:uom="urn:ogc:def:uom:EPSG::9001">
          <gml:name>Northing</gml:name>
          <gml:axisID>
            <gml:name gml:codeSpace="urn:ogc:def:axis:EPSG::">9907</gml:name>
          </gml:axisID>
          <gml:axisAbbrev>N</gml:axisAbbrev>
          <gml:axisDirection>north</gml:axisDirection>
        </gml:CoordinateSystemAxis>
      </gml:usesAxis>
    </gml:CartesianCS>
  </gml:usesCartesianCS>
</gml:ProjectedCRS>
<?xml version="1.0" encoding="UTF-8"?>
 <gml:ProjectedCRS gml:id="ogrcrs70631" xmlns:gml="http://www.opengis.net/gml/3.2">
  <gml:srsName>Accra / Ghana National Grid</gml:srsName>
  <gml:srsID>
    <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">2136</gml:name>
  </gml:srsID>
  <gml:baseCRS>
    <gml:GeographicCRS gml:id="ogrcrs70632">
      <gml:srsName>Accra</gml:srsName>
      <gml:srsID>
        <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">4168</gml:name>
      </gml:srsID>
      <gml:usesEllipsoidalCS>
        <gml:EllipsoidalCS gml:id="ogrcrs70633">
          <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="ogrcrs70634" 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="ogrcrs70635" 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="ogrcrs70636">
          <gml:datumName>Accra</gml:datumName>
          <gml:datumID>
            <gml:name gml:codeSpace="urn:ogc:def:datum:EPSG::">6168</gml:name>
          </gml:datumID>
          <gml:usesPrimeMeridian>
            <gml:PrimeMeridian gml:id="ogrcrs70637">
              <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="ogrcrs70638">
              <gml:ellipsoidName>War Office</gml:ellipsoidName>
              <gml:ellipsoidID>
                <gml:name gml:codeSpace="urn:ogc:def:ellipsoid:EPSG::">7029</gml:name>
              </gml:ellipsoidID>
              <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6378300</gml:semiMajorAxis>
              <gml:secondDefiningParameter>
                <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">296</gml:inverseFlattening>
              </gml:secondDefiningParameter>
            </gml:Ellipsoid>
          </gml:usesEllipsoid>
        </gml:GeodeticDatum>
      </gml:usesGeodeticDatum>
    </gml:GeographicCRS>
  </gml:baseCRS>
  <gml:definedByConversion>
    <gml:Conversion gml:id="ogrcrs70639">
      <gml:usesMethod xlink:href="urn:ogc:def:method:EPSG::9807" />
      <gml:usesParameterValue>
        <gml:value gml:uom="urn:ogc:def:uom:EPSG::9102">4.666666666666667</gml:value>
        <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8801" />
      </gml:usesParameterValue>
      <gml:usesParameterValue>
        <gml:value gml:uom="urn:ogc:def:uom:EPSG::9102">-1</gml:value>
        <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8802" />
      </gml:usesParameterValue>
      <gml:usesParameterValue>
        <gml:value gml:uom="urn:ogc:def:uom:EPSG::9001">0.99975</gml:value>
        <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8805" />
      </gml:usesParameterValue>
      <gml:usesParameterValue>
        <gml:value gml:uom="urn:ogc:def:uom:EPSG::9001">274319.7391633579</gml:value>
        <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8806" />
      </gml:usesParameterValue>
      <gml:usesParameterValue>
        <gml:value gml:uom="urn:ogc:def:uom:EPSG::9001">0</gml:value>
        <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8807" />
      </gml:usesParameterValue>
    </gml:Conversion>
  </gml:definedByConversion>
  <gml:usesCartesianCS>
    <gml:CartesianCS gml:id="ogrcrs70640">
      <gml:csName>Cartesian</gml:csName>
      <gml:csID>
        <gml:name gml:codeSpace="urn:ogc:def:cs:EPSG::">4400</gml:name>
      </gml:csID>
      <gml:usesAxis>
        <gml:CoordinateSystemAxis gml:id="ogrcrs70641" gml:uom="urn:ogc:def:uom:EPSG::9001">
          <gml:name>Easting</gml:name>
          <gml:axisID>
            <gml:name gml:codeSpace="urn:ogc:def:axis:EPSG::">9906</gml:name>
          </gml:axisID>
          <gml:axisAbbrev>E</gml:axisAbbrev>
          <gml:axisDirection>east</gml:axisDirection>
        </gml:CoordinateSystemAxis>
      </gml:usesAxis>
      <gml:usesAxis>
        <gml:CoordinateSystemAxis gml:id="ogrcrs70642" gml:uom="urn:ogc:def:uom:EPSG::9001">
          <gml:name>Northing</gml:name>
          <gml:axisID>
            <gml:name gml:codeSpace="urn:ogc:def:axis:EPSG::">9907</gml:name>
          </gml:axisID>
          <gml:axisAbbrev>N</gml:axisAbbrev>
          <gml:axisDirection>north</gml:axisDirection>
        </gml:CoordinateSystemAxis>
      </gml:usesAxis>
    </gml:CartesianCS>
  </gml:usesCartesianCS>
</gml:ProjectedCRS>

Definition: GeoServer

2136=PROJCS["Accra / Ghana National Grid",GEOGCS["Accra",DATUM["Accra",SPHEROID["War Office",6378300,296,AUTHORITY["EPSG","7029"]],TOWGS84[-199,32,322,0,0,0,0],AUTHORITY["EPSG","6168"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4168"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",4.666666666666667],PARAMETER["central_meridian",-1],PARAMETER["scale_factor",0.99975],PARAMETER["false_easting",900000],PARAMETER["false_northing",0],UNIT["Gold Coast foot",0.3047997101815088,AUTHORITY["EPSG","9094"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2136"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=tmerc"
	"lat_0=4.666666666666667"
	"lon_0=-1"
	"k=0.99975"
	"x_0=274319.7391633579"
	"y_0=0"
	"a=6378300"
	"b=6356751.689189189"
	"towgs84=-199,32,322,0,0,0,0"
	"to_meter=0.3047997101815088"
	"no_defs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=tmerc +lat_0=4.666666666666667 +lon_0=-1 +k=0.99975 +x_0=274319.7391633579 +y_0=0 +a=6378300 +b=6356751.689189189 +towgs84=-199,32,322,0,0,0,0 +to_meter=0.3047997101815088 +no_defs">
	<Layer srs="+proj=tmerc +lat_0=4.666666666666667 +lon_0=-1 +k=0.99975 +x_0=274319.7391633579 +y_0=0 +a=6378300 +b=6356751.689189189 +towgs84=-199,32,322,0,0,0,0 +to_meter=0.3047997101815088 +no_defs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 2136, 'EPSG', 2136, '+proj=tmerc +lat_0=4.666666666666667 +lon_0=-1 +k=0.99975 +x_0=274319.7391633579 +y_0=0 +a=6378300 +b=6356751.689189189 +towgs84=-199,32,322,0,0,0,0 +to_meter=0.3047997101815088 +no_defs ', 'PROJCS["Accra / Ghana National Grid",GEOGCS["Accra",DATUM["Accra",SPHEROID["War Office",6378300,296,AUTHORITY["EPSG","7029"]],TOWGS84[-199,32,322,0,0,0,0],AUTHORITY["EPSG","6168"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4168"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",4.666666666666667],PARAMETER["central_meridian",-1],PARAMETER["scale_factor",0.99975],PARAMETER["false_easting",900000],PARAMETER["false_northing",0],UNIT["Gold Coast foot",0.3047997101815088,AUTHORITY["EPSG","9094"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2136"]]');

Definition: OGC WKT

PROJCS["Accra / Ghana National Grid",GEOGCS["Accra",DATUM["Accra",SPHEROID["War Office",6378300,296,AUTHORITY["EPSG","7029"]],TOWGS84[-199,32,322,0,0,0,0],AUTHORITY["EPSG","6168"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4168"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",4.666666666666667],PARAMETER["central_meridian",-1],PARAMETER["scale_factor",0.99975],PARAMETER["false_easting",900000],PARAMETER["false_northing",0],UNIT["Gold Coast foot",0.3047997101815088,AUTHORITY["EPSG","9094"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","2136"]]

Definition: USGS

[9, 0, (6378300.0, 6356751.689189189, 0.99975, 0.0, -1000000.0, 4040000.0, 274319.73916335794, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0), -1]