CGVD28 height to CGVD2013a(1997) height (2)
Coordinate Reference Systems
Remarks
Equal to HT2_1997 hybrid geoid model minus CGG2013a geoid model (CT 9983 minus CT 10111). Specified interpolation CRS is NAD83(CSRS)v3, but NAD83(CSRS)v2 or any later realization may be used without error. See also CT 10617 from CGVD28(v2.0) height.
Frequently Asked Questions
What is the accuracy of the CGVD28 height to CGVD2013a(1997) height transformation?
This transformation (EPSG:10518) has an accuracy of 0.05m using the Vertical change by geoid grid difference (NRCan) method. Area of use: Canada - CGVD28.