The Ninth Symposium on Polar Science (4 – 7 December 2018)

Oral session on Wed. 5 Dec. │ Poster session on Wed. 5 Dec. │ Oral session on Thu. 6 Dec.

[OS] Space and upper-atmosphere sciences

Scopes

This session covers the solar-terrestrial science related to topics in the polar upper atmosphere, ionosphere and magnetosphere.

Conveners : Yasunobu Ogawa and Yoshimasa Tanaka (NIPR)
Note: This session will be continued to Thursday.
[I] represents an invited talk.
[J] represents a talk in Japanese.

Oral presentations (10:00 – 12:05)

Date : Thu. 6 Dec.
Place : 3F Seminar room D304, Institute of Statistics and Mathematics

Chair: Akira Sessai Yukimatu (NIPR)
10:00 - 10:15 [J] Numerical modeling of the thermospheric and ionospheric dynamics in the auroral region *Tomokazu Oigawa (Grad school of Science, Kyoto Univ.), Hiroyuki Shinagawa (NICT), Satoshi Taguchi (Grad school of Science, Kyoto Univ.)
10:15 - 10:30 [J] Yearly variations in Be-7 concentrations in the atmosphere in Iceland and Japan during 14 years from 2003 compared with the solar activity *H. Sakurai (Yamagata University), S. Suzuki (Yamagata University), F. Tokanai (Yamagata University), E. Inui (Yamagata University), K. Masuda (Nagoya University), A. Kadokura (NIPR), N. Sato (NIPR), B. Gunnlaugur (Iceland University)
10:30 - 10:45 [J] Horizontal temperature gradients in the polar MLT region (83-105 km) above Tromsø *Satonori Nozawa (ISEE, Nagoya University), Yasunobu Ogawa (NIPR), Hitoshi Fujiwara (Fuculty of Science and Technology, Seikei University), Takuo Tsuda (Department of Computer and Network Engineering, The University of Electro-Communications), Takuya Kawahara (Faculty of Engineering, Shinshu University), Norihito Saito (ASI, RIKEN), Satoshi Wada (ASI, RIKEN), Testuya Kawabata (ISEE, Nagoya University), Toru Takahashi (NIPR), Masaki Tsutsumi (NIPR), Chris Hall (TGO, UiT The Arctic University of Norway), Asgeir Brekke (Fuculty of Science and Technology, UiT The Arctic University of Norway)
10:45 - 11:00 [J] Long-term variation of galactic cosmic ray intensity observed with the Nagoya multidirectional muon detector

*Kazuoki Munakata (Shinshu University), Rafael Mendonca (INPE), Chihiro Kato (Shinshu University), Munetoshi Tokumaru (ISEE)
11:00 - 11:15 [J] Magnetic topology inducing the substorm *Takashi Tanaka (Kyushu University)
11:15 - 11:30 Charateristics of dynamics of fast westward flows in the subauroral region during the 2018 August geomagnetic storm *Nozomu Nishitani (ISEE, Nagoya Univ.), Tomoaki Hori (ISEE, Nagoya Univ.), Yuting Zhang (ISEE, Nagoya Univ.)
11:30 - 11:45

A case study of on a numerically simulated ionospheric convection with a global MHD simulation

 *Satoko Saita (NIT/Kitakyushu College), Shigeru Fujita (Meteor. College), Akira Kadokura (NIPR), Takashi Tanaka (ICSWSE/Kyushu Univ.), Yoshimasa Tanaka (NIPR)
11:45 - 12:05 [I] Project for Solar-Terrestrial Environment Prediction: Predicting Solar Cycle 25 *Shinsuke Imada (Institute for Space-Earth Environmental Research (ISEE), Nagoya University), Haruhisa Iijima (Institute for Space-Earth Environmental Research (ISEE), Nagoya University), Hideyuki Hotta (Chiba Univ.), Kanya Kusano (Institute for Space-Earth Environmental Research (ISEE), Nagoya University), Daiko Shiota (National Institute of Information and Communications Technology (NICT))