EPSG:CODE

Hong Kong 1980 to Hong Kong Geodetic CS (1)

EPSG:4611 → EPSG:8427

Deprecated

Coordinate Reference Systems

Source CRS
EPSG:4611
Hong Kong 1980
Geographic 2D
Target CRS
EPSG:8427
Hong Kong Geodetic CS
Geographic 2D

Transform Coordinates

Remarks

Also published as a transformation to WGS 84 using the position vector method - see Hong Kong 1980 to WGS 84 (1) (code 1825).

Frequently Asked Questions

How do I convert Hong Kong 1980 to Hong Kong Geodetic CS coordinates?

Use the coordinate transformation tool above to convert Hong Kong 1980 (EPSG:4611) to Hong Kong Geodetic CS (EPSG:8427). Enter your source coordinates and click Transform. This uses the Coordinate Frame rotation (geog2D domain) method with 1m accuracy.

How do I transform Hong Kong 1980 to Hong Kong Geodetic CS using Proj4js?

Use proj4.defs to define both EPSG:4611 and EPSG:8427, then call proj4(source, target, [x, y]) to convert coordinates programmatically.

What is the accuracy of the Hong Kong 1980 to Hong Kong Geodetic CS transformation?

This transformation (EPSG:8437) has an accuracy of 1m using the Coordinate Frame rotation (geog2D domain) method. Area of use: Hong Kong.