Geocenter Motion Derived from GNSS and SLR Tracking Data of LEO

Yi-Shan Li, Chung Cheng Institute of Technology, National Defense University, Department of Environmental Information and Engineering, Taoyuan, Taiwan, Fang-Shii Ning, National Chengchi University, Department of Land Economics, Taipei, Taiwan, Kuo-Hsin Tseng, National Central University, Kanagawa, Japan, Tzu-Pang Tseng, Cooperative Research Center for Spatial Information, Carlton, Australia, Jing-Mei Wu, National Central University, GPS Science and Application Research Center, Taoyuan, Taiwan and Kun-Lin Chen, National Space Organization, Hsinchu, Taiwan