Fig. 6

Geocenter coordinates from LAGEOS-1/2 (Solution 5, blue), GNSS-only with estimated parameters (Solution 1, green), and GNSS-only with fixed orbits (Solution 2, red)
Geocenter coordinates from LAGEOS-1/2 (Solution 5, blue), GNSS-only with estimated parameters (Solution 1, green), and GNSS-only with fixed orbits (Solution 2, red)