High-quality regional gravity field determination from GOCE gravity gradient and heterogeneous gravimetry and altimetry data

Yihao Wu1, Zhicai Luo2, Hao Zhou1 and Chuang Xu1, (1)MOE Key Laboratory of Fundamental Physical Quantities Measurement, School of Physics, Huazhong University of Science and Technology, Wuhan, China, (2)Huazhong University of Science and Technology, MOE Key Laboratory of Fundamental Physical Quantities Measurement, Wuhan, China