EPSG:4042

Unknown datum based upon the Everest (1830 Definition) ellipsoid

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Center coordinates
0.00000000 0.00000000

WGS84 bounds:
-180.0 -90.0
180.0 90.0

Attributes

Unit: degree (supplier to define representation)

Geodetic CRS: Unknown datum based upon the Everest (1830 Definition) ellipsoid

Datum: Not specified (based on Everest (1830 Definition) ellipsoid)

Ellipsoid: Everest (1830 Definition)

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

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Definition: Well Known Text (WKT)

GEOGCS["Unknown datum based upon the Everest (1830 Definition) ellipsoid",
    DATUM["Not_specified_based_on_Everest_1830_Definition_ellipsoid",
        SPHEROID["Everest (1830 Definition)",6377299.36559538,300.8017255433552,
            AUTHORITY["EPSG","7042"]],
        AUTHORITY["EPSG","6042"]],
    PRIMEM["Greenwich",0,
        AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4042"]]
GEOGCS["Unknown datum based upon the Everest (1830 Definition) ellipsoid",
    DATUM["Not_specified_based_on_Everest_1830_Definition_ellipsoid",
        SPHEROID["Everest (1830 Definition)",6377299.36559538,300.8017255433552,
            AUTHORITY["EPSG","7042"]],
        AUTHORITY["EPSG","6042"]],
    PRIMEM["Greenwich",0,
        AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4042"]]

Definition: ESRI WKT

GEOGCS["Unknown datum based upon the Everest (1830 Definition) ellipsoid",DATUM["D_Everest_1830",SPHEROID["Everest_1830_Definition",6377299.36559538,300.8017255433552]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]]

Definition: PROJ.4

+proj=longlat +a=6377299.36559538 +b=6356098.359005156 +no_defs 

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:4042","+proj=longlat +a=6377299.36559538 +b=6356098.359005156 +no_defs");

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-4042">
   <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::4042</gml:identifier>
   <gml:name>Unknown datum based upon the Everest (1830 Definition) 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::6042" />
</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-4042">
   <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::4042</gml:identifier>
   <gml:name>Unknown datum based upon the Everest (1830 Definition) 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::6042" />
</gml:GeodeticCRS>

Definition: XML

<?xml version="1.0" encoding="UTF-8"?>
 <gml:GeographicCRS gml:id="ogrcrs656556" xmlns:gml="http://www.opengis.net/gml/3.2">
  <gml:srsName>Unknown datum based upon the Everest (1830 Definition) ellipsoid</gml:srsName>
  <gml:srsID>
    <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">4042</gml:name>
  </gml:srsID>
  <gml:usesEllipsoidalCS>
    <gml:EllipsoidalCS gml:id="ogrcrs656557">
      <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="ogrcrs656558" 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="ogrcrs656559" 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="ogrcrs656560">
      <gml:datumName>Not_specified_based_on_Everest_1830_Definition_ellipsoid</gml:datumName>
      <gml:datumID>
        <gml:name gml:codeSpace="urn:ogc:def:datum:EPSG::">6042</gml:name>
      </gml:datumID>
      <gml:usesPrimeMeridian>
        <gml:PrimeMeridian gml:id="ogrcrs656561">
          <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="ogrcrs656562">
          <gml:ellipsoidName>Everest (1830 Definition)</gml:ellipsoidName>
          <gml:ellipsoidID>
            <gml:name gml:codeSpace="urn:ogc:def:ellipsoid:EPSG::">7042</gml:name>
          </gml:ellipsoidID>
          <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6377299.36559538</gml:semiMajorAxis>
          <gml:secondDefiningParameter>
            <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">300.8017255433552</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="ogrcrs656556" xmlns:gml="http://www.opengis.net/gml/3.2">
  <gml:srsName>Unknown datum based upon the Everest (1830 Definition) ellipsoid</gml:srsName>
  <gml:srsID>
    <gml:name gml:codeSpace="urn:ogc:def:crs:EPSG::">4042</gml:name>
  </gml:srsID>
  <gml:usesEllipsoidalCS>
    <gml:EllipsoidalCS gml:id="ogrcrs656557">
      <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="ogrcrs656558" 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="ogrcrs656559" 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="ogrcrs656560">
      <gml:datumName>Not_specified_based_on_Everest_1830_Definition_ellipsoid</gml:datumName>
      <gml:datumID>
        <gml:name gml:codeSpace="urn:ogc:def:datum:EPSG::">6042</gml:name>
      </gml:datumID>
      <gml:usesPrimeMeridian>
        <gml:PrimeMeridian gml:id="ogrcrs656561">
          <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="ogrcrs656562">
          <gml:ellipsoidName>Everest (1830 Definition)</gml:ellipsoidName>
          <gml:ellipsoidID>
            <gml:name gml:codeSpace="urn:ogc:def:ellipsoid:EPSG::">7042</gml:name>
          </gml:ellipsoidID>
          <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6377299.36559538</gml:semiMajorAxis>
          <gml:secondDefiningParameter>
            <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">300.8017255433552</gml:inverseFlattening>
          </gml:secondDefiningParameter>
        </gml:Ellipsoid>
      </gml:usesEllipsoid>
    </gml:GeodeticDatum>
  </gml:usesGeodeticDatum>
</gml:GeographicCRS>

Definition: GeoServer

4042=GEOGCS["Unknown datum based upon the Everest (1830 Definition) ellipsoid",DATUM["Not_specified_based_on_Everest_1830_Definition_ellipsoid",SPHEROID["Everest (1830 Definition)",6377299.36559538,300.8017255433552,AUTHORITY["EPSG","7042"]],AUTHORITY["EPSG","6042"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4042"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"a=6377299.36559538"
	"b=6356098.359005156"
	"no_defs"
END

Definition: MapServer - Python

wkt = '''GEOGCS["Unknown datum based upon the Everest (1830 Definition) ellipsoid",DATUM["Not_specified_based_on_Everest_1830_Definition_ellipsoid",SPHEROID["Everest (1830 Definition)",6377299.36559538,300.8017255433552,AUTHORITY["EPSG","7042"]],AUTHORITY["EPSG","6042"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4042"]]'''
m = mapObj('')
m.setWKTProjection(ref.ExportToWkt())
lyr = layerObj(m)
lyr.setWKTProjection(ref.ExportToWkt())

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=longlat +a=6377299.36559538 +b=6356098.359005156 +no_defs">
	<Layer srs="+proj=longlat +a=6377299.36559538 +b=6356098.359005156 +no_defs">
	</Layer>
</Map>

Definition: Mapnik - Python

proj4 = '+proj=longlat +a=6377299.36559538 +b=6356098.359005156 +no_defs'
m = Map(256,256,proj4)
lyr = Layer('Name',proj4)

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4042, 'EPSG', 4042, '+proj=longlat +a=6377299.36559538 +b=6356098.359005156 +no_defs ', 'GEOGCS["Unknown datum based upon the Everest (1830 Definition) ellipsoid",DATUM["Not_specified_based_on_Everest_1830_Definition_ellipsoid",SPHEROID["Everest (1830 Definition)",6377299.36559538,300.8017255433552,AUTHORITY["EPSG","7042"]],AUTHORITY["EPSG","6042"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4042"]]');

Definition: OGC WKT

GEOGCS["Unknown datum based upon the Everest (1830 Definition) ellipsoid",DATUM["Not_specified_based_on_Everest_1830_Definition_ellipsoid",SPHEROID["Everest (1830 Definition)",6377299.36559538,300.8017255433552,AUTHORITY["EPSG","7042"]],AUTHORITY["EPSG","6042"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4042"]]