Estimating Geocenter Motion and Changes in the Earth's Dynamic Oblateness from a Statistically Optimal Combination of GRACE Data and Geophysical Models

Yu Sun, Delft University of technology, Delft, Netherlands, Pavel Ditmar, Delft University of Technology, Delft, Netherlands and Riccardo Riva, Delft University of Technology, Department of Geoscience and Remote Sensing, Delft, Netherlands