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Convert RGM23 to RGM23 + IGN 2023 Mayotte height

Convert coordinates from RGM23 (EPSG:10670) to RGM23 + IGN 2023 Mayotte height (EPSG:11158) — official EPSG transformation parameters, accuracy and area of use, with a free in-browser converter.

Direct link to this transformation: epsgtransform.com/transform/epsg-10670-to-epsg-11158

Official EPSG transformation from RGM23 to RGM23 + IGN 2023 Mayotte height

The EPSG Geodetic Parameter Dataset defines 1 transformation between RGM23 (EPSG:10670) and RGM23 + IGN 2023 Mayotte height (EPSG:11158). Its parameters, accuracy and area of use are listed below.

RGM23 to RGM23 + IGN 2023 Mayotte height (1)

EPSG:11160±0.1 m
Method:
Geog3D to Geog2D+GravityRelatedHeight (IGN2009)
Area of use:
Mayotte - onshore
Scope:
Reversible geoid model transformation.

Grid file: GGM23V2.tac

Reversible alternative to RGM23 to IGN 2023 Mayotte height (1) (code 11159).

Convert EPSG:10670 to EPSG:11158 in code

The same transformation with common GIS tools and libraries:

from pyproj import Transformer

transformer = Transformer.from_crs("EPSG:10670", "EPSG:11158", always_xy=True)
x, y = transformer.transform(-73.9857, 40.7484)
print(x, y)

Source: EPSG:10670 — RGM23

geographic system using latitude, longitude and ellipsoidal height · Area of use: Mayotte

+proj=longlat +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +no_defs +type=crs
More about EPSG:10670 →

Target: EPSG:11158 — RGM23 + IGN 2023 Mayotte height

compound horizontal + vertical reference system · Area of use: Mayotte - onshore

+proj=longlat +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +geoidgrids=fr_ign_ggm23v2.tif +geoid_crs=WGS84 +vunits=m +no_defs +type=crs
More about EPSG:11158 →

Frequently asked questions

How accurate is converting RGM23 to RGM23 + IGN 2023 Mayotte height?
The most accurate official EPSG transformation between these systems is accurate to about ±0.1 m within its stated area of use. Browser-based converters approximate datum shifts with Helmert parameters; for surveying-grade work apply the official transformation (including the grid-shift files listed below) in a desktop GIS.
Does my data leave the browser when I use this converter?
No. All coordinate transformations are computed locally in your browser using proj4js. The coordinates you enter are never transmitted to any server.
Need the reverse? Convert EPSG:11158 to EPSG:10670 →