Transformation parameters between ITRF Solutions
The relationships linking the realizations of the ITRS is of utmost importance. They are based on transformation parameters (called Helmert parameters). They can be used to compare data or results expressed in two different ITRS realizations.
Transformation parameters from ITRF2020 to past ITRFs are available here
| Units -> |
T1 mm |
T2 mm |
T3 mm |
D 10-9 |
R1 mas |
R2 mas |
R3 mas |
Epoch |
|---|---|---|---|---|---|---|---|---|
| -1.4 | -0.9 | 1.4 | -0.42 | 0.00 | 0.00 | 0.00 | 2015.0 | |
| Rates | 0.0 | -0.1 | 0.2 | 0.00 | 0.00 | 0.00 | 0.00 |