Coordinate Reference Systems
Remarks
Parameter file is from NTF to ETRS89-FRA [RGF93 v1] (code 9327), assuming that ETRS89-FRA [RGF93 v1] is equivalent to ETRS89-FRA [RGF93 v2b] within the accuracy of the transformation. May be emulated using NTv2 method - see CT code 9891.
Frequently Asked Questions
What is the accuracy of the NTF to ETRS89-FRA [RGF93 v2b] transformation?
This transformation (EPSG:9889) has an accuracy of 1m using the Geocentric translations (geog2D domain) by grid (IGN) method. Area of use: France - onshore - mainland and Corsica.