11:00 AM - 1:00 PM
*Baigalimaa Ganbat1,3, Kazunori Yoshizawa1,2, Demberel Sodnomsambuu3, Ulziibat Munkhuu3 (1.Dept Natural History Sciences, Graduate School of Science, Hokkaido University, 2.Dept Earth & Planetary Sciences, Faculty of Science, Hokkaido University, 3.Institute of Astronomy and Geophysics of Mongolia)