Convert coordinates from Carthage (EPSG:4223) to WGS 84 (EPSG:4326) — official EPSG transformation parameters, accuracy and area of use, with a free in-browser converter.
The EPSG Geodetic Parameter Dataset defines 2 transformations between Carthage (EPSG:4223) and WGS 84 (EPSG:4326). Each applies to a specific area — pick the one whose area of use covers your data.
| Parameter | Value | Unit |
|---|---|---|
| X-axis translation(tx) | -260.1 | metre |
| Y-axis translation(ty) | 5.5 | metre |
| Z-axis translation(tz) | 432.2 | metre |
Derived at station Chaffar January 1995.
| Parameter | Value | Unit |
|---|---|---|
| X-axis translation(tx) | -263 | metre |
| Y-axis translation(ty) | 6 | metre |
| Z-axis translation(tz) | 431 | metre |
Derived at 5 stations. Accuracy 6m, 9m and 8m in X, Y and Z axes.
The same transformation with common GIS tools and libraries:
from pyproj import Transformer
transformer = Transformer.from_crs("EPSG:4223", "EPSG:4326", always_xy=True)
x, y = transformer.transform(-73.9857, 40.7484)
print(x, y)geographic system using latitude and longitude on an ellipsoid · Area of use: Tunisia
+proj=longlat +ellps=clrk80ign +towgs84=-263,6,431,0,0,0,0 +no_defs +type=crsMore about EPSG:4223 →
geographic system using latitude and longitude on an ellipsoid · Area of use: World (by country)
+proj=longlat +datum=WGS84 +no_defs +type=crsMore about EPSG:4326 →