Affiliation: | 1. Institute of Geodesy (IfE), Leibniz University Hannover, Schneiderberg 50, 30167 Hannover, Germany;2. Institute for Satellite Geodesy and Inertial Sensing, German Aerospace Center (DLR), Callinstraße 36, 30167 Hannover, Germany;3. State Key Laboratory of Geodesy and Earth’s Dynamics, Institute of Geodesy and Geophysics, APM, Chinese Academy of Sciences, Wuhan 430077, China;4. College of Earth and Planetary Sciences, University of Chinese Academy of Sciences, Beijing 100049, China |