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Unit: Clarke's foot
Geodetic CRS: Hong Kong 1963
Datum: Hong Kong 1963
Ellipsoid: Clarke 1858
Prime meridian: Greenwich
Data source: EPSG
Information source: Survey and Mapping Office, Lands Department. Http://www.info.gov.hk/landsd
Revision date: 2006-09-25
Scope: Cadastre, engineering survey, topographic mapping (large scale).
Remarks: Replaced by Hong Kong 1980 Grid System (CRS code 2326).
Area of use: China - Hong Kong - onshore and offshore.
Coordinate system: Cartesian 2D CS. Axes: northing, easting (N,E). Orientations: north, east. UoM: ftCla.
&stroke=red&width=2&path=22.13,113.76|22.58,113.76|22.58,114.51|22.13,114.51|22.13,113.76)
Center coordinates
117314.3 78141.09
Projected bounds:
-9642.96 -3600.1
244224.61 160078.49
WGS84 bounds:
113.76 22.13
114.51 22.58
Definition: OGC Well Known Text
PROJCS["Hong Kong 1963 Grid System", GEOGCS["Hong Kong 1963", DATUM["Hong_Kong_1963", SPHEROID["Clarke 1858",6378293.64520876,294.260676369261, AUTHORITY["EPSG","7007"]], AUTHORITY["EPSG","6738"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4738"]], PROJECTION["Cassini_Soldner"], PARAMETER["latitude_of_origin",22.3121333333333], PARAMETER["central_meridian",114.178555555556], PARAMETER["false_easting",132033.92], PARAMETER["false_northing",62565.96], UNIT["Clarke's foot",0.3047972654, AUTHORITY["EPSG","9005"]], AUTHORITY["EPSG","3407"]]
Definition: OGC Well Known Text 2 (2019)
PROJCRS["Hong Kong 1963 Grid System", BASEGEOGCRS["Hong Kong 1963", DATUM["Hong Kong 1963", ELLIPSOID["Clarke 1858",20926348,294.260676369261, LENGTHUNIT["Clarke's foot",0.3047972654]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4738]], CONVERSION["Hong Kong 1963 Grid", METHOD["Cassini-Soldner", ID["EPSG",9806]], PARAMETER["Latitude of natural origin",22.3121333333333, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",114.178555555556, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["False easting",132033.92, LENGTHUNIT["Clarke's foot",0.3047972654], ID["EPSG",8806]], PARAMETER["False northing",62565.96, LENGTHUNIT["Clarke's foot",0.3047972654], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["northing (N)",north, ORDER[1], LENGTHUNIT["Clarke's foot",0.3047972654]], AXIS["easting (E)",east, ORDER[2], LENGTHUNIT["Clarke's foot",0.3047972654]], USAGE[ SCOPE["Cadastre, engineering survey, topographic mapping (large scale)."], AREA["China - Hong Kong - onshore and offshore."], BBOX[22.13,113.76,22.58,114.51]], ID["EPSG",3407]]
Definition: ESRI Well Known Text
PROJCS["Hong_Kong_1963_Grid_System", GEOGCS["GCS_Hong_Kong_1963", DATUM["D_Hong_Kong_1963", SPHEROID["Clarke_1858",6378293.64520876,294.260676369261]], PRIMEM["Greenwich",0.0], UNIT["Degree",0.0174532925199433]], PROJECTION["Cassini"], PARAMETER["False_Easting",132033.92], PARAMETER["False_Northing",62565.96], PARAMETER["Central_Meridian",114.178555555556], PARAMETER["Scale_Factor",1.0], PARAMETER["Latitude_Of_Origin",22.3121333333333], UNIT["Clarke's foot",0.3047972654]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "ProjectedCRS", "name": "Hong Kong 1963 Grid System", "base_crs": { "name": "Hong Kong 1963", "datum": { "type": "GeodeticReferenceFrame", "name": "Hong Kong 1963", "ellipsoid": { "name": "Clarke 1858", "semi_major_axis": { "value": 20926348, "unit": { "type": "LinearUnit", "name": "Clarke's foot", "conversion_factor": 0.3047972654 } }, "semi_minor_axis": { "value": 20855233, "unit": { "type": "LinearUnit", "name": "Clarke's foot", "conversion_factor": 0.3047972654 } } } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" } ] }, "id": { "authority": "EPSG", "code": 4738 } }, "conversion": { "name": "Hong Kong 1963 Grid", "method": { "name": "Cassini-Soldner", "id": { "authority": "EPSG", "code": 9806 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 22.3121333333333, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": 114.178555555556, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "False easting", "value": 132033.92, "unit": { "type": "LinearUnit", "name": "Clarke's foot", "conversion_factor": 0.3047972654 }, "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 62565.96, "unit": { "type": "LinearUnit", "name": "Clarke's foot", "conversion_factor": 0.3047972654 }, "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Northing", "abbreviation": "N", "direction": "north", "unit": { "type": "LinearUnit", "name": "Clarke's foot", "conversion_factor": 0.3047972654 } }, { "name": "Easting", "abbreviation": "E", "direction": "east", "unit": { "type": "LinearUnit", "name": "Clarke's foot", "conversion_factor": 0.3047972654 } } ] }, "scope": "Cadastre, engineering survey, topographic mapping (large scale).", "area": "China - Hong Kong - onshore and offshore.", "bbox": { "south_latitude": 22.13, "west_longitude": 113.76, "north_latitude": 22.58, "east_longitude": 114.51 }, "id": { "authority": "EPSG", "code": 3407 } }
Definition: GeoServer
3407=PROJCS["Hong Kong 1963 Grid System",GEOGCS["Hong Kong 1963",DATUM["Hong_Kong_1963",SPHEROID["Clarke 1858",6378293.64520876,294.260676369261,AUTHORITY["EPSG","7007"]],AUTHORITY["EPSG","6738"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4738"]],PROJECTION["Cassini_Soldner"],PARAMETER["latitude_of_origin",22.3121333333333],PARAMETER["central_meridian",114.178555555556],PARAMETER["false_easting",132033.92],PARAMETER["false_northing",62565.96],UNIT["Clarke's foot",0.3047972654,AUTHORITY["EPSG","9005"]],AUTHORITY["EPSG","3407"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=cass +lat_0=22.3121333333333 +lon_0=114.178555555556 +x_0=40243.5777560424 +y_0=19069.9335151258 +a=6378293.64520876 +b=6356617.98767984 +to_meter=0.3047972654 +no_defs +type=crs"> <Layer srs="+proj=cass +lat_0=22.3121333333333 +lon_0=114.178555555556 +x_0=40243.5777560424 +y_0=19069.9335151258 +a=6378293.64520876 +b=6356617.98767984 +to_meter=0.3047972654 +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 3407, 'EPSG', 3407, '+proj=cass +lat_0=22.3121333333333 +lon_0=114.178555555556 +x_0=40243.5777560424 +y_0=19069.9335151258 +a=6378293.64520876 +b=6356617.98767984 +to_meter=0.3047972654 +no_defs +type=crs', 'PROJCS["Hong Kong 1963 Grid System",GEOGCS["Hong Kong 1963",DATUM["Hong_Kong_1963",SPHEROID["Clarke 1858",6378293.64520876,294.260676369261,AUTHORITY["EPSG","7007"]],AUTHORITY["EPSG","6738"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4738"]],PROJECTION["Cassini_Soldner"],PARAMETER["latitude_of_origin",22.3121333333333],PARAMETER["central_meridian",114.178555555556],PARAMETER["false_easting",132033.92],PARAMETER["false_northing",62565.96],UNIT["Clarke's foot",0.3047972654,AUTHORITY["EPSG","9005"]],AUTHORITY["EPSG","3407"]]');
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