EPSG:CODE

ETRS89-GBR [OSNet v2009] to ETRS89-GBR [OSNet v2009]+ ODN height (2)

EPSG:11008 EPSG:9424

Coordinate Reference Systems

Remarks

Reversible alternative to ETRS89-GBR [OSNet v2009] to ODN height (2) (code 7711). The interpolation CRS is ETRS89-GBR [OSNet v2009] but using any realization of ETRS89 including ensemble-based EPSG:4258 is adequate for grid interpolation.

Frequently Asked Questions

What is the accuracy of the ETRS89-GBR [OSNet v2009] to ETRS89-GBR [OSNet v2009] + ODN height transformation?

This transformation (EPSG:9587) has an accuracy of 0.008m using the Geog3D to Geog2D+GravityRelatedHeight (OSGM-GB) method. Area of use: UK - Great Britain mainland onshore.