CGVD28(HTv2.0) height to CGVD2013a(2010) height (1)
Coordinate Reference Systems
Remarks
Equal to HT2_2010v70 hybrid geoid model minus CGG2013a geoid model (CT 10611 minus CT 9247). Specified interpolation CRS is NAD83(CSRS)v6, but NAD83(CSRS)v2 or any later realization may be used without error. Also used as CT 10520 from CGVD28 height.
Frequently Asked Questions
What is the accuracy of the CGVD28(HTv2.0) height to CGVD2013a(2010) height transformation?
This is an exact transformation (EPSG:10619) with no loss of precision (0m accuracy) using the Vertical change by geoid grid difference (NRCan) method. Area of use: Canada - CGVD28(HTv2.0).