Convert coordinates from SAD69 (EPSG:4618) to SIRGAS-Chile 2010 (EPSG:8949) — official EPSG transformation parameters, accuracy and area of use, with a free in-browser converter.
The EPSG Geodetic Parameter Dataset defines 1 transformation between SAD69 (EPSG:4618) and SIRGAS-Chile 2010 (EPSG:8949). Its parameters, accuracy and area of use are listed below.
| Parameter | Value | Unit |
|---|---|---|
| X-axis translation(tx) | -79 | metre |
| Y-axis translation(ty) | 13 | metre |
| Z-axis translation(tz) | -14 | metre |
Also used as a transformation from SAD69 to other realizations of SIRGAS-Chile and to WGS 84 - see code 6977.
The same transformation with common GIS tools and libraries:
from pyproj import Transformer
transformer = Transformer.from_crs("EPSG:4618", "EPSG:8949", 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: South America - SAD69 by country
+proj=longlat +ellps=aust_SA +no_defs +type=crsMore about EPSG:4618 →
geographic system using latitude and longitude on an ellipsoid · Area of use: Chile
+proj=longlat +ellps=GRS80 +no_defs +type=crsMore about EPSG:8949 →