Method: Coordinate Frame rotation (geog2D domain)
Remarks:
Information source: Department of Survey and Mapping
Revision date: 2018-02-16
Unit: metre
Geodetic CRS: VN-2000
Datum: Vietnam 2000
Ellipsoid: WGS 84
Prime meridian: Greenwich
Data source: OGP
Information source: Department of Survey and Mapping (DoSM).
Revision date: 2014-10-23
Scope: Large scale topographic mapping, engineering survey.
Remarks: For Da Nang municipality see VN-2000 / TM-3 Da Nang zone, CRS code 6959.
Area of use: Vietnam - onshore east of 106°30'E.
Coordinate system: Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.
Center coordinates
-232580.82515060 2261381.74818893
Projected bounds:
-646430.01301727 1444868.01209196
155255.07696947 3081753.59301532
WGS84 bounds:
102.14 8.5
109.52 23.33
Definition: Well Known Text (WKT)
PROJCS["unnamed", GEOGCS["WGS 84", DATUM["unknown", SPHEROID["WGS84",6378137,298.257223563], TOWGS84[-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278]], PRIMEM["Greenwich",0], UNIT["degree",0.0174532925199433]], PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",0], PARAMETER["central_meridian",108], PARAMETER["scale_factor",0.9999], PARAMETER["false_easting",0], PARAMETER["false_northing",500000], UNIT["Meter",1], AUTHORITY["epsg","6958"]]
PROJCS["unnamed", GEOGCS["WGS 84", DATUM["unknown", SPHEROID["WGS84",6378137,298.257223563], TOWGS84[-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278]], PRIMEM["Greenwich",0], UNIT["degree",0.0174532925199433]], PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",0], PARAMETER["central_meridian",108], PARAMETER["scale_factor",0.9999], PARAMETER["false_easting",0], PARAMETER["false_northing",500000], UNIT["Meter",1], AUTHORITY["epsg","6958"]]
Definition: ESRI WKT
PROJCS["Transverse_Mercator",GEOGCS["GCS_WGS_1984",DATUM["D_unknown",SPHEROID["WGS84",6378137,298.257223563]],PRIMEM["Greenwich",0],UNIT["Degree",0.017453292519943295]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",108],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",500000],UNIT["Meter",1]]
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="ogp-crs-6958"> <gml:metaDataProperty> <epsg:CommonMetaData> <epsg:type>projected</epsg:type> <epsg:informationSource>Department of Survey and Mapping (DoSM).</epsg:informationSource> <epsg:revisionDate>2014-10-23</epsg:revisionDate> <epsg:changes> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2014.077" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2018.006" /> </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::6958</gml:identifier> <gml:name>VN-2000 / TM-3 zone 491</gml:name> <gml:remarks>For Da Nang municipality see VN-2000 / TM-3 Da Nang zone, CRS code 6959.</gml:remarks> <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::4217" /> <gml:scope>Large scale topographic mapping, engineering survey.</gml:scope> <gml:conversion xlink:href="urn:ogc:def:coordinateOperation:EPSG::6954" /> <gml:baseGeodeticCRS xlink:href="urn:ogc:def:crs:EPSG::4756" /> <gml:cartesianCS xlink:href="urn:ogc:def:cs:EPSG::4400" /> </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="ogp-crs-6958"> <gml:metaDataProperty> <epsg:CommonMetaData> <epsg:type>projected</epsg:type> <epsg:informationSource>Department of Survey and Mapping (DoSM).</epsg:informationSource> <epsg:revisionDate>2014-10-23</epsg:revisionDate> <epsg:changes> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2014.077" /> <epsg:changeID xlink:href="urn:ogc:def:change-request:EPSG::2018.006" /> </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::6958</gml:identifier> <gml:name>VN-2000 / TM-3 zone 491</gml:name> <gml:remarks>For Da Nang municipality see VN-2000 / TM-3 Da Nang zone, CRS code 6959.</gml:remarks> <gml:domainOfValidity xlink:href="urn:ogc:def:area:EPSG::4217" /> <gml:scope>Large scale topographic mapping, engineering survey.</gml:scope> <gml:conversion xlink:href="urn:ogc:def:coordinateOperation:EPSG::6954" /> <gml:baseGeodeticCRS xlink:href="urn:ogc:def:crs:EPSG::4756" /> <gml:cartesianCS xlink:href="urn:ogc:def:cs:EPSG::4400" /> </gml:ProjectedCRS>
Definition: XML
<?xml version="1.0" encoding="UTF-8"?> <gml:ProjectedCRS gml:id="ogrcrs5997" xmlns:gml="http://www.opengis.net/gml/3.2"> <gml:srsName>unnamed</gml:srsName> <gml:srsID> <gml:name gml:codeSpace="urn:ogc:def:crs:epsg::">6958</gml:name> </gml:srsID> <gml:baseCRS> <gml:GeographicCRS gml:id="ogrcrs5998"> <gml:srsName>WGS 84</gml:srsName> <gml:usesEllipsoidalCS> <gml:EllipsoidalCS gml:id="ogrcrs5999"> <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="ogrcrs6000" 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="ogrcrs6001" 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="ogrcrs6002"> <gml:datumName>unknown</gml:datumName> <gml:usesPrimeMeridian> <gml:PrimeMeridian gml:id="ogrcrs6003"> <gml:meridianName>Greenwich</gml:meridianName> <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="ogrcrs6004"> <gml:ellipsoidName>WGS84</gml:ellipsoidName> <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6378137</gml:semiMajorAxis> <gml:secondDefiningParameter> <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">298.257223563</gml:inverseFlattening> </gml:secondDefiningParameter> </gml:Ellipsoid> </gml:usesEllipsoid> </gml:GeodeticDatum> </gml:usesGeodeticDatum> </gml:GeographicCRS> </gml:baseCRS> <gml:definedByConversion> <gml:Conversion gml:id="ogrcrs6005"> <gml:usesMethod xlink:href="urn:ogc:def:method:EPSG::9807" /> <gml:usesParameterValue> <gml:value gml:uom="urn:ogc:def:uom:EPSG::9102">0</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">108</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">0.9999</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">0</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">500000</gml:value> <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8807" /> </gml:usesParameterValue> </gml:Conversion> </gml:definedByConversion> <gml:usesCartesianCS> <gml:CartesianCS gml:id="ogrcrs6006"> <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="ogrcrs6007" 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="ogrcrs6008" 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="ogrcrs5997" xmlns:gml="http://www.opengis.net/gml/3.2"> <gml:srsName>unnamed</gml:srsName> <gml:srsID> <gml:name gml:codeSpace="urn:ogc:def:crs:epsg::">6958</gml:name> </gml:srsID> <gml:baseCRS> <gml:GeographicCRS gml:id="ogrcrs5998"> <gml:srsName>WGS 84</gml:srsName> <gml:usesEllipsoidalCS> <gml:EllipsoidalCS gml:id="ogrcrs5999"> <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="ogrcrs6000" 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="ogrcrs6001" 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="ogrcrs6002"> <gml:datumName>unknown</gml:datumName> <gml:usesPrimeMeridian> <gml:PrimeMeridian gml:id="ogrcrs6003"> <gml:meridianName>Greenwich</gml:meridianName> <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="ogrcrs6004"> <gml:ellipsoidName>WGS84</gml:ellipsoidName> <gml:semiMajorAxis gml:uom="urn:ogc:def:uom:EPSG::9001">6378137</gml:semiMajorAxis> <gml:secondDefiningParameter> <gml:inverseFlattening gml:uom="urn:ogc:def:uom:EPSG::9201">298.257223563</gml:inverseFlattening> </gml:secondDefiningParameter> </gml:Ellipsoid> </gml:usesEllipsoid> </gml:GeodeticDatum> </gml:usesGeodeticDatum> </gml:GeographicCRS> </gml:baseCRS> <gml:definedByConversion> <gml:Conversion gml:id="ogrcrs6005"> <gml:usesMethod xlink:href="urn:ogc:def:method:EPSG::9807" /> <gml:usesParameterValue> <gml:value gml:uom="urn:ogc:def:uom:EPSG::9102">0</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">108</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">0.9999</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">0</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">500000</gml:value> <gml:valueOfParameter xlink:href="urn:ogc:def:parameter:EPSG::8807" /> </gml:usesParameterValue> </gml:Conversion> </gml:definedByConversion> <gml:usesCartesianCS> <gml:CartesianCS gml:id="ogrcrs6006"> <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="ogrcrs6007" 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="ogrcrs6008" 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
6958=PROJCS["unnamed",GEOGCS["WGS 84",DATUM["unknown",SPHEROID["WGS84",6378137,298.257223563],TOWGS84[-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",108],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",500000],UNIT["Meter",1],AUTHORITY["epsg","6958"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=tmerc +lat_0=0 +lon_0=108 +k=0.9999 +x_0=0 +y_0=500000 +ellps=WGS84 +towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278 +units=m +no_defs"> <Layer srs="+proj=tmerc +lat_0=0 +lon_0=108 +k=0.9999 +x_0=0 +y_0=500000 +ellps=WGS84 +towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278 +units=m +no_defs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 6958, 'EPSG', 6958, '+proj=tmerc +lat_0=0 +lon_0=108 +k=0.9999 +x_0=0 +y_0=500000 +ellps=WGS84 +towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278 +units=m +no_defs ', 'PROJCS["unnamed",GEOGCS["WGS 84",DATUM["unknown",SPHEROID["WGS84",6378137,298.257223563],TOWGS84[-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",108],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",500000],UNIT["Meter",1],AUTHORITY["epsg","6958"]]');
Definition: OGC WKT
PROJCS["unnamed",GEOGCS["WGS 84",DATUM["unknown",SPHEROID["WGS84",6378137,298.257223563],TOWGS84[-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",108],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",500000],UNIT["Meter",1],AUTHORITY["epsg","6958"]]