Coordinate Reference Systems
Remarks
Derived at Hu Tzu Shan (23°59'N, 120°58'E). Residuals increase to maximum of 6.4m as distance increases from this point.
Frequently Asked Questions
What is the accuracy of the TWD67 / TM2 zone 121 to TWD97 / TM2 zone 121 transformation?
This transformation (EPSG:15487) has an accuracy of 7m using the Cartesian Grid Offsets method. Area of use: Taiwan - onshore - mainland.