Convert ITRF2014 to Segara

Convert coordinates from ITRF2014 (EPSG:9000) to Segara (EPSG:4613) — official EPSG transformation parameters, accuracy and area of use, with a free in-browser converter.

From

Input (lon, lat (decimal degrees))

Output (lon, lat (decimal degrees))

Direct link to this transformation: epsgtransform.com/transform/epsg-9000-to-epsg-4613

Official EPSG transformation from ITRF2014 to Segara

The EPSG Geodetic Parameter Dataset defines 1 transformation between ITRF2014 (EPSG:9000) and Segara (EPSG:4613). Its parameters, accuracy and area of use are listed below.

ITRF2014 to Segara (1)

EPSG:10589±0.2 m

Method:: Coordinate Frame rotation (geog2D domain)
Area of use:: Indonesia - Kalimantan - Mahakam delta
Scope:: Oil and gas exploration and production.

Parameter	Value	Unit
X-axis translation(tx)	407.379	metre
Y-axis translation(ty)	-685.226	metre
Z-axis translation(tz)	-52.577	metre
X-axis rotation(rx)	-0.318	arc-second
Y-axis rotation(ry)	0.107	arc-second
Z-axis rotation(rz)	-0.058	arc-second
Scale difference(ds)	0.207	parts per million

Replaces transformation Segara to WGS 84 (4) (code 1838). Computed by PT Pageo Utama and PT Bhumi Warih Geohydromatics in May 2023. Transformation parameters were derived at epoch 2022.00.

Convert EPSG:9000 to EPSG:4613 in code

The same transformation with common GIS tools and libraries:

from pyproj import Transformer

transformer = Transformer.from_crs("EPSG:9000", "EPSG:4613", always_xy=True)
x, y = transformer.transform(-73.9857, 40.7484)
print(x, y)

Source: EPSG:9000 — ITRF2014

geographic system using latitude and longitude on an ellipsoid · Area of use: World

+proj=longlat +ellps=GRS80 +no_defs +type=crs

More about EPSG:9000 →

Target: EPSG:4613 — Segara

geographic system using latitude and longitude on an ellipsoid · Area of use: Indonesia - Kalimantan E

+proj=longlat +ellps=bessel +towgs84=-403,684,41,0,0,0,0 +no_defs +type=crs

More about EPSG:4613 →

Frequently asked questions

How accurate is converting ITRF2014 to Segara?: The most accurate official EPSG transformation between these systems is accurate to about ±0.2 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:4613 to EPSG:9000 →