3:45 PM - 4:00 PM
*Purwadi Purwadi1,2, Yukihiro Takahashi1, Mitsuteru Sato1, Kozo Yamashita3, M. Arif Saifudin4 (1.Department of Cosmosciences, Hokkaido University, Sapporo 0600810, Japan, 2.Agency for Assessment and Application of Technology (BPPT), Jakarta 10340, Indonesia, 3.Department of Technology, Ashikaga Institute of Technology, Tochigi 3268558, Japan, 4.Indonesian National Institute of Aeronautics and Space (LAPAN), Jawa Barat 16310, Indonesia)