EPSG:4223 — Carthage

Geographic 2D · Tunisia

Export Formats

OGC WKT

GEOGCS[
    "Carthage",
    DATUM[
        "Carthage",
        SPHEROID["Clarke 1880 (IGN)",6378249.2,293.466021293627],
        TOWGS84[-263,6,431,0,0,0,0]
    ],
    PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4223"]
]

WKT2

GEOGCRS[
    "Carthage",
    DATUM[
        "Carthage",
        ELLIPSOID[
            "Clarke 1880 (IGN)",
            6378249.2,
            293.466021293627,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",7011]
        ],
        ID["EPSG",6223]
    ],
    CS[ellipsoidal,2,ID["EPSG",6422]],
    AXIS["Geodetic latitude (Lat)",north],
    AXIS["Geodetic longitude (Lon)",east],
    ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
    ID["EPSG",4223]
]

PROJ.4

+proj=longlat +ellps=clrk80ign +towgs84=-263,6,431,0,0,0,0 +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:4223", "+proj=longlat +ellps=clrk80ign +towgs84=-263,6,431,0,0,0,0 +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 4223,
  "name": "Carthage",
  "kind": "geographic 2D",
  "area": "Tunisia",
  "unit": "degree (supplier to define representation)",
  "bbox": [
    30.23,
    7.49,
    38.41,
    13.67
  ],
  "proj4": "+proj=longlat +ellps=clrk80ign +towgs84=-263,6,431,0,0,0,0 +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 (4223, 'EPSG', 4223, '+proj=longlat +ellps=clrk80ign +towgs84=-263,6,431,0,0,0,0 +no_defs +type=crs', 'GEOGCS["Carthage",DATUM["Carthage",SPHEROID["Clarke 1880 (IGN)",6378249.2,293.466021293627],TOWGS84[-263,6,431,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4223"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=longlat"
  "+ellps=clrk80ign"
  "+towgs84=-263,6,431,0,0,0,0"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

4223=GEOGCS["Carthage",DATUM["Carthage",SPHEROID["Clarke 1880 (IGN)",6378249.2,293.466021293627],TOWGS84[-263,6,431,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4223"]]

Related Coordinate Systems

Available Transformations (3)

Transformation	Source → Target	Accuracy (m)
Carthage (Paris) to Carthage (1)	4816 → 4223	0
Carthage to WGS 84 (2)	4223 → 4326	1
Carthage to WGS 84 (1)	4223 → 4326	14

Other CRS using Carthage

Frequently Asked Questions

How do I add EPSG:4223 to GeoServer?

Add the following definition to your GeoServer configuration:

4223=GEOGCS["Carthage",DATUM["Carthage",SPHEROID["Clarke 1880 (IGN)",6378249.2,293.466021293627],TOWGS84[-263,6,431,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4223"]]

Read the full GeoServer guide →

How do I add EPSG:4223 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (4223, 'EPSG', 4223, '+proj=longlat +ellps=clrk80ign +towgs84=-263,6,431,0,0,0,0 +no_defs +type=crs', 'GEOGCS["Carthage",DATUM["Carthage",SPHEROID["Clarke 1880 (IGN)",6378249.2,293.466021293627],TOWGS84[-263,6,431,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4223"]]');

Read the full PostGIS guide →

How do I add EPSG:4223 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=longlat"
  "+ellps=clrk80ign"
  "+towgs84=-263,6,431,0,0,0,0"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:4223 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:4223", "+proj=longlat +ellps=clrk80ign +towgs84=-263,6,431,0,0,0,0 +no_defs +type=crs");

Read the full Proj4js guide →