EPSG:3407 — Hong Kong 1963 Grid System

Projected · Hong Kong

Export Formats

OGC WKT

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"]
]

WKT2

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,ID["EPSG",9005]],
                ID["EPSG",7007]
            ],
            ID["EPSG",6738]
        ],
        ID["EPSG",4738]
    ],
    CONVERSION[
        "Hong Kong 1963 Grid",
        METHOD["Cassini-Soldner",ID["EPSG",9806]],
        PARAMETER[
            "Latitude of natural origin",
            22.3121333333336,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            114.178555555556,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "False easting",
            132033.92,
            LENGTHUNIT["Clarke's foot",0.3047972654,ID["EPSG",9005]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            62565.96,
            LENGTHUNIT["Clarke's foot",0.3047972654,ID["EPSG",9005]],
            ID["EPSG",8807]
        ],
        ID["EPSG",19896]
    ],
    CS[Cartesian,2,ID["EPSG",4502]],
    AXIS["Northing (N)",north],
    AXIS["Easting (E)",east],
    LENGTHUNIT["Clarke's foot",0.3047972654,ID["EPSG",9005]],
    ID["EPSG",3407]
]

PROJ.4

+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

Proj4js

How to add a projection to Proj4js? →

proj4.defs("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");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 3407,
  "name": "Hong Kong 1963 Grid System",
  "kind": "projected",
  "area": "Hong Kong",
  "unit": "Clarke's foot",
  "bbox": [
    22.13,
    113.76,
    22.58,
    114.51
  ],
  "proj4": "+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"
}

PostGIS

How to add a projection to 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"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+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"
END

GeoServer

How to add a projection to 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"]]

Other CRS for HK

Other CRS using Hong Kong 1963

Frequently Asked Questions

How do I add EPSG:3407 to GeoServer?

Add the following definition to your GeoServer configuration:

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"]]

Read the full GeoServer guide →

How do I add EPSG:3407 to PostGIS?

Add the following definition to your PostGIS configuration:

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"]]');

Read the full PostGIS guide →

How do I add EPSG:3407 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+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"
END

Read the full MapServer guide →

How do I use EPSG:3407 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("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");

Read the full Proj4js guide →