[S-GD01] Geodetic Infrastructure for Monitoring the Dynamic Earth: The Global Geodetic Observing System

[SGD01-P08] Earth rotation parameters from GPS-only, GLONASS-only, Galileo-only, and the combined GPS+GLONASS+Galileo solutions

*Radoslaw Zajdel¹, Krzysztof Sośnica¹, Grzegorz Bury¹, Dariusz Strugarek¹, Rolf Dach², Lars Prange² (1.UPWr, Wroclaw, Poland, 2.University of Bern, Bern, Switzerland)