Coordinate Reference Systems
Remarks
Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. Superseded by CT from ITRF94 (see code 8258).
Frequently Asked Questions
What is the accuracy of the ITRF93 to NAD83(CSRS96) transformation?
This is an exact transformation (EPSG:8257) with no loss of precision (0m accuracy) using the Time-dependent Position Vector tfm (geocentric) method. Area of use: Canada.