Convert coordinates from Tananarive (EPSG:4297) 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 Tananarive (EPSG:4297) 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) | -198.383 | metre |
| Y-axis translation(ty) | -240.517 | metre |
| Z-axis translation(tz) | -107.909 | metre |
Derived at 9 points throughout Madagascar. Adopted by OMV.
| Parameter | Value | Unit |
|---|---|---|
| X-axis translation(tx) | -189 | metre |
| Y-axis translation(ty) | -242 | metre |
| Z-axis translation(tz) | -91 | metre |
Accuracy estimate not available.
The same transformation with common GIS tools and libraries:
from pyproj import Transformer
transformer = Transformer.from_crs("EPSG:4297", "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: Madagascar - onshore and nearshore
+proj=longlat +ellps=intl +no_defs +type=crsMore about EPSG:4297 →
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 →