EPSG:3727 — Reunion 1947 / TM Reunion

Projected · Reunion - onshore

Export Formats

OGC WKT

PROJCS[
    "Reunion 1947 / TM Reunion",
    GEOGCS[
        "Reunion 1947",
        DATUM[
            "Reunion_1947",
            SPHEROID["International 1924",6378388,297],
            TOWGS84[94,-948,-1262,0,0,0,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4626"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",-21.1166666666667],
    PARAMETER["central_meridian",55.5333333333333],
    PARAMETER["scale_factor",1],
    PARAMETER["false_easting",160000],
    PARAMETER["false_northing",50000],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","3727"]
]

WKT2

PROJCRS[
    "Reunion 1947 / TM Reunion",
    BASEGEOGCRS[
        "Reunion 1947",
        DATUM[
            "Reunion 1947",
            ELLIPSOID[
                "International 1924",
                6378388,
                297,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7022]
            ],
            ID["EPSG",6626]
        ],
        ID["EPSG",4626]
    ],
    CONVERSION[
        "TM Reunion",
        METHOD["Transverse Mercator",ID["EPSG",9807]],
        PARAMETER[
            "Latitude of natural origin",
            -21.1166666666669,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            55.5333333333336,
            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",
            160000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            50000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",19856]
    ],
    CS[Cartesian,2,ID["EPSG",4499]],
    AXIS["Easting (X)",east],
    AXIS["Northing (Y)",north],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",3727]
]

PROJ.4

+proj=tmerc +lat_0=-21.1166666666667 +lon_0=55.5333333333333 +k=1 +x_0=160000 +y_0=50000 +ellps=intl +towgs84=94,-948,-1262,0,0,0,0 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:3727", "+proj=tmerc +lat_0=-21.1166666666667 +lon_0=55.5333333333333 +k=1 +x_0=160000 +y_0=50000 +ellps=intl +towgs84=94,-948,-1262,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 3727,
  "name": "Reunion 1947 / TM Reunion",
  "kind": "projected",
  "area": "Reunion - onshore",
  "unit": "metre",
  "bbox": [
    -21.42,
    55.16,
    -20.81,
    55.91
  ],
  "proj4": "+proj=tmerc +lat_0=-21.1166666666667 +lon_0=55.5333333333333 +k=1 +x_0=160000 +y_0=50000 +ellps=intl +towgs84=94,-948,-1262,0,0,0,0 +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 (3727, 'EPSG', 3727, '+proj=tmerc +lat_0=-21.1166666666667 +lon_0=55.5333333333333 +k=1 +x_0=160000 +y_0=50000 +ellps=intl +towgs84=94,-948,-1262,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Reunion 1947 / TM Reunion",GEOGCS["Reunion 1947",DATUM["Reunion_1947",SPHEROID["International 1924",6378388,297],TOWGS84[94,-948,-1262,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4626"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-21.1166666666667],PARAMETER["central_meridian",55.5333333333333],PARAMETER["scale_factor",1],PARAMETER["false_easting",160000],PARAMETER["false_northing",50000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3727"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=tmerc"
  "+lat_0=-21.1166666666667"
  "+lon_0=55.5333333333333"
  "+k=1"
  "+x_0=160000"
  "+y_0=50000"
  "+ellps=intl"
  "+towgs84=94,-948,-1262,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

3727=PROJCS["Reunion 1947 / TM Reunion",GEOGCS["Reunion 1947",DATUM["Reunion_1947",SPHEROID["International 1924",6378388,297],TOWGS84[94,-948,-1262,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4626"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-21.1166666666667],PARAMETER["central_meridian",55.5333333333333],PARAMETER["scale_factor",1],PARAMETER["false_easting",160000],PARAMETER["false_northing",50000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3727"]]

Related Coordinate Systems

Available Transformations (5)

Transformations inherited from base CRS: EPSG:4626 (Reunion 1947)

Transformation	Source → Target	Accuracy (m)
Reunion 1947 to RGR92 (1)	4626 → 4627	0.1
RGR92 to Reunion 1947 (1)	4627 → 4626	0.1
Reunion 1947 to WGS 84 (2)	4626 → 4326	44
Reunion 1947 to WGS 84 (1) Deprecated	4626 → 4326	30
RGR92 to Piton des Nieges (1) Deprecated	4627 → 4626	—

Other CRS using Reunion 1947

Frequently Asked Questions

How do I add EPSG:3727 to GeoServer?

Add the following definition to your GeoServer configuration:

3727=PROJCS["Reunion 1947 / TM Reunion",GEOGCS["Reunion 1947",DATUM["Reunion_1947",SPHEROID["International 1924",6378388,297],TOWGS84[94,-948,-1262,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4626"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-21.1166666666667],PARAMETER["central_meridian",55.5333333333333],PARAMETER["scale_factor",1],PARAMETER["false_easting",160000],PARAMETER["false_northing",50000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3727"]]

Read the full GeoServer guide →

How do I add EPSG:3727 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (3727, 'EPSG', 3727, '+proj=tmerc +lat_0=-21.1166666666667 +lon_0=55.5333333333333 +k=1 +x_0=160000 +y_0=50000 +ellps=intl +towgs84=94,-948,-1262,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Reunion 1947 / TM Reunion",GEOGCS["Reunion 1947",DATUM["Reunion_1947",SPHEROID["International 1924",6378388,297],TOWGS84[94,-948,-1262,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4626"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-21.1166666666667],PARAMETER["central_meridian",55.5333333333333],PARAMETER["scale_factor",1],PARAMETER["false_easting",160000],PARAMETER["false_northing",50000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3727"]]');

Read the full PostGIS guide →

How do I add EPSG:3727 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=tmerc"
  "+lat_0=-21.1166666666667"
  "+lon_0=55.5333333333333"
  "+k=1"
  "+x_0=160000"
  "+y_0=50000"
  "+ellps=intl"
  "+towgs84=94,-948,-1262,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:3727 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:3727", "+proj=tmerc +lat_0=-21.1166666666667 +lon_0=55.5333333333333 +k=1 +x_0=160000 +y_0=50000 +ellps=intl +towgs84=94,-948,-1262,0,0,0,0 +units=m +no_defs +type=crs");

Read the full Proj4js guide →