Longitudinal structure of oxygen torus near the plasmapause deduced from simultaneous observations by Arase and Van Allen Probes


Masahito Nosé1, Ayako Matsuoka2, Atsushi Kumamoto3, Yoshiya Kasahara4, Jerry Goldstein5, Mariko Teramoto6, Fuminori Tsuchiya7, Shoya Matsuda8, Masafumi Shoji1, Shun Imajo9, Satoshi Oimatsu10, Kazuhiro Yamamoto11, Yuki Obana12, Reiko Nomura13, Iku Shinohara14, Akiko Fujimoto15, Miyoshi Yoshizumi16, William S Kurth17, Craig Kletzing18, Charles William Smith19 and Robert J. MacDowall20, (1)Nagoya University, Institute for Space-Earth Environmental Research, Nagoya, Japan, (2)ISAS/JAXA, Sagamihara, Japan, (3)Tohoku Univ, Sendai, Japan, (4)Kanazawa University, Kanazawa, Ishikawa, Japan, (5)Southwest Research Institute, San Antonio, United States, (6)Nagoya University, ISEE, Nagoya, Japan, (7)Tohoku University, Department of Geophysics, Graduate School of Science, Sendai, Japan, (8)Nagoya University, Nagoya, Japan, (9)ISEE, Nagoya University, Nagoya, Japan, (10)Kyoto University, Kyoto, Japan, (11)University of Tokyo, Graduate School of Science, Tokyo, Japan, (12)Osaka Electro-Communicat. Univ, Osaka, Japan, (13)Technical University of Braunschweig, Braunschweig, Germany, (14)Japan Aerospace Exploration Agency, Institute of Space and Astronautical Science, Sagamihara, Kanagawa, Japan, (15)Kyushu Institute of Technology, Department of Artificial Intelligence, Izuka, Japan, (16)Nagoya University, Institute for Space Earth Environmental Research, Nagoya, Japan, (17)University of Iowa, Iowa City, IA, United States, (18)University of Iowa, Physics and Astronomy, Iowa City, United States, (19)University of New Hampshire, Durham, United States, (20)NASA Goddard SFC, Greenbelt, MD, United States