EPSG:29221 — Sapper Hill 1943 / UTM zone 21S

Projected · Falkland Islands - onshore east of 60°W

Export Formats

OGC WKT

PROJCS[
    "Sapper Hill 1943 / UTM zone 21S",
    GEOGCS[
        "Sapper Hill 1943",
        DATUM[
            "Sapper_Hill_1943",
            SPHEROID["International 1924",6378388,297],
            TOWGS84[-355,21,72,0,0,0,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4292"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",-57],
    PARAMETER["scale_factor",0.9996],
    PARAMETER["false_easting",500000],
    PARAMETER["false_northing",10000000],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","29221"]
]

WKT2

PROJCRS[
    "Sapper Hill 1943 / UTM zone 21S",
    BASEGEOGCRS[
        "Sapper Hill 1943",
        DATUM[
            "Sapper Hill 1943",
            ELLIPSOID[
                "International 1924",
                6378388,
                297,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7022]
            ],
            ID["EPSG",6292]
        ],
        ID["EPSG",4292]
    ],
    CONVERSION[
        "UTM zone 21S",
        METHOD["Transverse Mercator",ID["EPSG",9807]],
        PARAMETER[
            "Latitude of natural origin",
            0,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            -57,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            0.9996,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            500000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            10000000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",16121]
    ],
    CS[Cartesian,2,ID["EPSG",4400]],
    AXIS["Easting (E)",east],
    AXIS["Northing (N)",north],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",29221]
]

PROJ.4

+proj=utm +zone=21 +south +ellps=intl +towgs84=-355,21,72,0,0,0,0 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:29221", "+proj=utm +zone=21 +south +ellps=intl +towgs84=-355,21,72,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 29221,
  "name": "Sapper Hill 1943 / UTM zone 21S",
  "kind": "projected",
  "area": "Falkland Islands - onshore east of 60°W",
  "unit": "metre",
  "bbox": [
    -52.51,
    -60,
    -51.13,
    -57.6
  ],
  "proj4": "+proj=utm +zone=21 +south +ellps=intl +towgs84=-355,21,72,0,0,0,0 +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 (29221, 'EPSG', 29221, '+proj=utm +zone=21 +south +ellps=intl +towgs84=-355,21,72,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Sapper Hill 1943 / UTM zone 21S",GEOGCS["Sapper Hill 1943",DATUM["Sapper_Hill_1943",SPHEROID["International 1924",6378388,297],TOWGS84[-355,21,72,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4292"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-57],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29221"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=utm"
  "+zone=21"
  "+south"
  "+ellps=intl"
  "+towgs84=-355,21,72,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

29221=PROJCS["Sapper Hill 1943 / UTM zone 21S",GEOGCS["Sapper Hill 1943",DATUM["Sapper_Hill_1943",SPHEROID["International 1924",6378388,297],TOWGS84[-355,21,72,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4292"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-57],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29221"]]

Related Coordinate Systems

Available Transformations (1)

Transformations inherited from base CRS: EPSG:4292 (Sapper Hill 1943)

Transformation	Source → Target	Accuracy (m)
Sapper Hill 1943 to WGS 84 (1)	4292 → 4326	2

Other CRS using Sapper Hill 1943

Frequently Asked Questions

How do I add EPSG:29221 to GeoServer?

Add the following definition to your GeoServer configuration:

29221=PROJCS["Sapper Hill 1943 / UTM zone 21S",GEOGCS["Sapper Hill 1943",DATUM["Sapper_Hill_1943",SPHEROID["International 1924",6378388,297],TOWGS84[-355,21,72,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4292"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-57],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29221"]]

Read the full GeoServer guide →

How do I add EPSG:29221 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (29221, 'EPSG', 29221, '+proj=utm +zone=21 +south +ellps=intl +towgs84=-355,21,72,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Sapper Hill 1943 / UTM zone 21S",GEOGCS["Sapper Hill 1943",DATUM["Sapper_Hill_1943",SPHEROID["International 1924",6378388,297],TOWGS84[-355,21,72,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4292"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-57],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29221"]]');

Read the full PostGIS guide →

How do I add EPSG:29221 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=utm"
  "+zone=21"
  "+south"
  "+ellps=intl"
  "+towgs84=-355,21,72,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:29221 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:29221", "+proj=utm +zone=21 +south +ellps=intl +towgs84=-355,21,72,0,0,0,0 +units=m +no_defs +type=crs");

Read the full Proj4js guide →