EPSG:22277 — Cape / Lo17

Projected · South Africa - west of 18°E

Export Formats

OGC WKT

PROJCS[
    "Cape / Lo17",
    GEOGCS[
        "Cape",
        DATUM[
            "Cape",
            SPHEROID["Clarke 1880 (Arc)",6378249.145,293.4663077],
            TOWGS84[-136,-108,-292,0,0,0,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4222"]
    ],
    PROJECTION["Transverse_Mercator_South_Orientated"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",17],
    PARAMETER["scale_factor",1],
    PARAMETER["false_easting",0],
    PARAMETER["false_northing",0],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AUTHORITY["EPSG","22277"]
]

WKT2

PROJCRS[
    "Cape / Lo17",
    BASEGEOGCRS[
        "Cape",
        DATUM[
            "Cape",
            ELLIPSOID[
                "Clarke 1880 (Arc)",
                6378249.145,
                293.4663077,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7013]
            ],
            ID["EPSG",6222]
        ],
        ID["EPSG",4222]
    ],
    CONVERSION[
        "South African Survey Grid zone 17",
        METHOD["Transverse Mercator (South Orientated)",ID["EPSG",9808]],
        PARAMETER[
            "Latitude of natural origin",
            0,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            17,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            1,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            0,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            0,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",17517]
    ],
    CS[Cartesian,2,ID["EPSG",6503]],
    AXIS["Westing (Y)",west],
    AXIS["Southing (X)",south],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",22277]
]

PROJ.4

+proj=tmerc +axis=wsu +lat_0=0 +lon_0=17 +k=1 +x_0=0 +y_0=0 +a=6378249.145 +rf=293.4663077 +towgs84=-136,-108,-292,0,0,0,0 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:22277", "+proj=tmerc +axis=wsu +lat_0=0 +lon_0=17 +k=1 +x_0=0 +y_0=0 +a=6378249.145 +rf=293.4663077 +towgs84=-136,-108,-292,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 22277,
  "name": "Cape / Lo17",
  "kind": "projected",
  "area": "South Africa - west of 18°E",
  "unit": "metre",
  "bbox": [
    -33.1,
    16.45,
    -28.03,
    18
  ],
  "proj4": "+proj=tmerc +axis=wsu +lat_0=0 +lon_0=17 +k=1 +x_0=0 +y_0=0 +a=6378249.145 +rf=293.4663077 +towgs84=-136,-108,-292,0,0,0,0 +units=m +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 (22277, 'EPSG', 22277, '+proj=tmerc +axis=wsu +lat_0=0 +lon_0=17 +k=1 +x_0=0 +y_0=0 +a=6378249.145 +rf=293.4663077 +towgs84=-136,-108,-292,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Cape / Lo17",GEOGCS["Cape",DATUM["Cape",SPHEROID["Clarke 1880 (Arc)",6378249.145,293.4663077],TOWGS84[-136,-108,-292,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4222"]],PROJECTION["Transverse_Mercator_South_Orientated"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",17],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","22277"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=tmerc"
  "+axis=wsu"
  "+lat_0=0"
  "+lon_0=17"
  "+k=1"
  "+x_0=0"
  "+y_0=0"
  "+a=6378249.145"
  "+rf=293.4663077"
  "+towgs84=-136,-108,-292,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

22277=PROJCS["Cape / Lo17",GEOGCS["Cape",DATUM["Cape",SPHEROID["Clarke 1880 (Arc)",6378249.145,293.4663077],TOWGS84[-136,-108,-292,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4222"]],PROJECTION["Transverse_Mercator_South_Orientated"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",17],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","22277"]]

Related Coordinate Systems

Available Transformations (3)

Transformations inherited from base CRS: EPSG:4222 (Cape)

Transformation	Source → Target	Accuracy (m)
Cape to WGS 84 (1)	4222 → 4326	9
Cape to WGS 84 (2)	4222 → 4326	15
Cape to Hartebeesthoek94 (1)	4222 → 4148	15

Other CRS using Cape

Frequently Asked Questions

How do I add EPSG:22277 to GeoServer?

Add the following definition to your GeoServer configuration:

22277=PROJCS["Cape / Lo17",GEOGCS["Cape",DATUM["Cape",SPHEROID["Clarke 1880 (Arc)",6378249.145,293.4663077],TOWGS84[-136,-108,-292,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4222"]],PROJECTION["Transverse_Mercator_South_Orientated"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",17],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","22277"]]

Read the full GeoServer guide →

How do I add EPSG:22277 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (22277, 'EPSG', 22277, '+proj=tmerc +axis=wsu +lat_0=0 +lon_0=17 +k=1 +x_0=0 +y_0=0 +a=6378249.145 +rf=293.4663077 +towgs84=-136,-108,-292,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Cape / Lo17",GEOGCS["Cape",DATUM["Cape",SPHEROID["Clarke 1880 (Arc)",6378249.145,293.4663077],TOWGS84[-136,-108,-292,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4222"]],PROJECTION["Transverse_Mercator_South_Orientated"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",17],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","22277"]]');

Read the full PostGIS guide →

How do I add EPSG:22277 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=tmerc"
  "+axis=wsu"
  "+lat_0=0"
  "+lon_0=17"
  "+k=1"
  "+x_0=0"
  "+y_0=0"
  "+a=6378249.145"
  "+rf=293.4663077"
  "+towgs84=-136,-108,-292,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:22277 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:22277", "+proj=tmerc +axis=wsu +lat_0=0 +lon_0=17 +k=1 +x_0=0 +y_0=0 +a=6378249.145 +rf=293.4663077 +towgs84=-136,-108,-292,0,0,0,0 +units=m +no_defs +type=crs");

Read the full Proj4js guide →