Coordinate Reference Systems
Remarks
Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m.
Frequently Asked Questions
What is the accuracy of the IGS97 to IGS00 transformation?
This transformation (EPSG:9033) has an accuracy of 0.007m using the Time-dependent Position Vector tfm (geocentric) method. Area of use: World.