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Convert Iwo Jima 1945 to WGS 84

Convert coordinates from Iwo Jima 1945 (EPSG:4709) to WGS 84 (EPSG:4326) — official EPSG transformation parameters, accuracy and area of use, with a free in-browser converter.

Direct link to this transformation: epsgtransform.com/transform/epsg-4709-to-epsg-4326

Official EPSG transformation from Iwo Jima 1945 to WGS 84

The EPSG Geodetic Parameter Dataset defines 1 transformation between Iwo Jima 1945 (EPSG:4709) and WGS 84 (EPSG:4326). Its parameters, accuracy and area of use are listed below.

Iwo Jima 1945 to WGS 84 (1)

EPSG:15796±44 m
Method:
Geocentric translations (geog2D domain)
Area of use:
Japan - Iwo Jima
Scope:
Military survey.
ParameterValueUnit
X-axis translation(tx)145metre
Y-axis translation(ty)75metre
Z-axis translation(tz)-272metre

Derived at 1 satellite station. Accuracy 25m in each axis.

Convert EPSG:4709 to EPSG:4326 in code

The same transformation with common GIS tools and libraries:

from pyproj import Transformer

transformer = Transformer.from_crs("EPSG:4709", "EPSG:4326", always_xy=True)
x, y = transformer.transform(-73.9857, 40.7484)
print(x, y)

Source: EPSG:4709Iwo Jima 1945

geographic system using latitude and longitude on an ellipsoid · Area of use: Japan - Iwo Jima

+proj=longlat +ellps=intl +towgs84=145,75,-272,0,0,0,0 +no_defs +type=crs
More about EPSG:4709

Target: EPSG:4326WGS 84

geographic system using latitude and longitude on an ellipsoid · Area of use: World (by country)

+proj=longlat +datum=WGS84 +no_defs +type=crs
More about EPSG:4326

Frequently asked questions

How accurate is converting Iwo Jima 1945 to WGS 84?
The most accurate official EPSG transformation between these systems is accurate to about ±44 m within its stated area of use. Browser-based converters approximate datum shifts with Helmert parameters; for surveying-grade work apply the official transformation 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:4326 to EPSG:4709