Institution: | [1]National Institute of Polar Research, 10-3 Midori-cho, Tachikawa, Tokyo 190-8518, Japan [2]Research Institute for Sustainable Humanosphere, Gokasho, Uji, Kyoto 611-0011, Japan [3]Solar-Terrestrial Environment Laboratory, Nagoya University, Furou-cho, Chikusa, Nagoya, Aichi 464-8614, Japan [4]Data Analysis Center for Geomagnetism and Space Magnetism, Graduate School of Science, Kyoto University, Ki- tashirakawa-Oiwake Cho, Sakyo-ku, Kyoto 606-8502, Japan [5]International Center for Space Weather Science and Education, Kyushu University, 6-10-1 Hakozaki, Higashi-ku, Fukuoka 812-8581, Japan [6]Planetary Plasma and Atmospheric Research Center, Tohoku University, Aramaki-aza-aoba, Aoba, Sendai 980-8578, Japan [7]Kwasan and Hida Observatories, Graduate School of Science, Kyoto University, Kurabashira, Kamitakara-cho, Takayama, Gifu 506-1314, Japan |