jgg     2010 30 (2):  71-75    ISSN: 0412-1961  CN: 21-1139/TG RESEARCH ON ANALYSIS AND SIMULATION OF GRAVITY GRADIOMETRY ERROR OF GOCE SATELLITE Xu Xinyu 1,2) ; Wang Zhengtao 1,2) ; Zou Xiancai 1,2) ; and Zhu Guangbin 1) 1)School of Geodesy and Geomatics, Wuhan University, Wuhan 4300792)Key Laboratory of Geospace Environment and Geodesy Ministry of Education, Wuhan University, Wuhan 430079 Received: 1900-01-01  Revised: 1900-01-01  Online: null Supporting info null