*Shin-ichiro Oyama1,2,3, Anita Aikio2, Mark G Conde4, Heikki Vanhamaki2, Ilkka Virtanen2, Thomas Ulich5, Urban Brandstrom6, Pekka Verronen7, Monika Andersson7, Niilo Kalakoski7, Lassi Roininen8, Sari Lasanen8, Abiyot Workayehu2, Kazuo Shiokawa1, Heqiucen XU1, Mamoru Ishii9, Masafumi Hirahara1, Takeshi Sakanoi10, Masato Kagitani10, Juha Sorri5, Tomi Teppo5, Yoshimasa Tanaka3, Christopher Fallen4, Brenton J Watkins4, Mikko Orispaa5, Yasunobu Ogawa3, Lei Cai11, Esa Turunen5, Kirsti Kauristie7, Takuo T. Tsuda12, Junichi Kurihara13
(1.Institute for Space-Earth Environmental Research, Nagoya University, Japan, 2.University of Oulu, Finland, 3.National Institute of Polar Research, Japan, 4.Geophysical Institute, University of Alaska Fairbanks, US, 5.Sodankyla Geophysical Observatory, University of Oulu, Finland, 6.The Swedish Institute of Space Physics (IRF), Sweden, 7.Finnish Meteorological Institute, Finland, 8.Lappeenranta-Lahti University of Technology, Finland, 9.National Institute of Information and Communications Technology, Japan, 10.Tohoku University, Japan, 11.KTH Royal Institute of Technology, Sweden, 12.The University of Electro-Communications, 13.Hokkaido University)