Coordinate Reference Systems
Remarks
Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. IERS also publish parameter values for epoch 2005.0; because most rates are zero all values as above except tX=0.5mm. Estimated using 171 stations at 131 sites.
Frequently Asked Questions
What is the accuracy of the ITRF2005 to ITRF2008 transformation?
This transformation (EPSG:6389) has an accuracy of 0.01m using the Time-dependent Position Vector tfm (geocentric) method. Area of use: World.