16:45 〜 17:00
*Johan KERO1、Takuji NAKAMURA2、Asta PELLINEN-WANNBERG3、Yasunori FUJIWARA4、Shinsuke ABE5、Jun-ichi WATANABE6 (1.Swedish Institute of Space Physics、2.National Institute of Polar Research、3.Umea University、4.SOKENDAI、5.Nihon University、6.National Astronomical Observatory of Japan)