*Ryo Okazaki¹, Tomohiko Sekiguchi¹, Akari Kamada¹, Masateru Ishiguro², Hiroyuki Naito³, Masataka Imai⁴, Tatsuharu Ono⁴ (1.Hokkaido University of Education, 2.Seoul National University, 3.Nayoro Observatory, 4.Hokkaido University)

*Takashi Ito¹, MASATERU ISHIGURO², Tomoko Arai³, Masataka Imai⁴, Tomohiko Sekiguchi⁵, Yoonsoo P. Bach², Yuna G. Kwon², Masanori Kobayashi³, Ryo Ishimaru³, Hiroyuki Naito⁶, Makoto Watanabe⁷, Kiyoshi Kuramoto⁴ (1.National Astronomical Observatory of Japan, 2.Department of Astronomy, Seoul National University, 3.Planetary Exploration Research Center, Chiba Institute of Technology, 4.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 5.Asahikawa Campus, Hokkaido University of Education, 6.Nayoro Observatory, 7.Department Applied Physics, Okayama University of Science)

*Jooyeon Geem¹, Masateru Ishiguro¹, Yoonsoo P. Bach¹, Daisuke Kuroda², Hiroyuki Naito³, Yoonyoung Kim¹, Yuna G. Kwon¹, Masataka Imai⁴, Kiyoshi Kuramoto⁴, Makoto Watanabe⁵, Ryo Okazaki⁶ (1.Department of Astronomy, Seoul National University, 2.Okayama Astrophysical Observatory, National Astronomical Observatory of Japan, 3.Nayoro Observatory, 4.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 5.Faculty of Science Department of Applied Physics, Okayama University of Science, 6.Hokkaido University of Education, Asahikawa Campus)

*Ryo Okazaki¹, Tomohiko Sekiguchi¹, Akari Kamada¹, Masateru Ishiguro², Hiroyuki Naito³, Masataka Imai⁴, Tatsuharu Ono⁴ (1.Hokkaido University of Education, 2.Seoul National University, 3.Nayoro Observatory, 4.Hokkaido University)

*Masataka Imai¹, Toru Kouyama², Yukihiro Takahashi¹, Shigeto Watanabe³, Takeshi Horinouchi⁷, Takeshi Imamura⁶, Atsushi Yamazaki⁴, Manabu Yamada⁵, Masato Nakamura⁴, Takehiko Satoh⁴ (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University, 2.National Institute of Advanced Industrial Science and Technology, 3.Hokkaido Information University, 4.Institute of Space and Astronautical Science, 5.Chiba Institute of Technology, 6.The University of Tokyo, 7.Faculty of Environmental Earth Science, Hokkaido University)

*Yukihiro Takahashi¹, Masataka Imai¹, Mitsuteru Sato¹ (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University)

*Makoto Taguchi¹, Yukihiro Takahashi², Masataka Imai², Toshihiko Nakono³, Yasuhiro Shoji⁴, Yukiko Shirafuji¹ (1.Rikkyo University, 2.Hokkaido University, 3.National Institute of Technology, Oita College, 4.Osaka Univeristy)

*Makoto Taguchi¹, Yukihiro Takahashi², Masataka Imai², Toshihiko Nakono³, Yasuhiro Shoji⁴, Yukiko Shirafuji¹ (1.Rikkyo University, 2.Hokkaido University, 3.National Institute of Technology, Oita College, 4.Osaka Univeristy)

*Ono Tatsuharu¹, Yukihiro Takahashi¹, Shigeto Watanabe¹, Masataka Imai¹, Seiko Takagi¹, Futamura Yuki¹ (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University)

*Ono Tatsuharu¹, Yukihiro Takahashi¹, Shigeto Watanabe¹, Masataka Imai¹, Seiko Takagi¹, Futamura Yuki¹ (1.Department of Cosmosciences, Graduate School of Science, Hokkaido University)