*Guozhu Li¹、Yuichi Otsuka²、M. A. Abdu³、Mamoru Yamamoto⁴、Prayitno Abadi⁵ (1.Institute of Geology and Geophysics, Chinese Academy of Sciences、2.Institute for Space-Earth Environmental Research, Nagoya University, Nagoya, Japan、3.Instituto Nacional de Pesquisas Espaciais (INPE), Sao Jose dos Campos, SP, Brazil、4.Research Institute for Sustainable Humanosphere, Kyoto University, Uji, Japan、5.Space Science Center, the Indonesian National Institute of Aeronautics and Space (LAPAN), Bandung, Jawa Barat, Indonesia)