IMF Dependence of Midnight Bifurcation in the Thermospheric Wind Measured with FPI in Tromsø, Norway

Shin-ichiro Oyama

Presentation information

[E] Oral

P (Space and Planetary Sciences ) » P-EM Solar-Terrestrial Sciences, Space Electromagnetism & Space Environment

[P-EM16] Coupling Processes in the Atmosphere-Ionosphere System

Mon. May 25, 2026 10:45 AM - 12:15 PM 304 (International Conference Hall, Makuhari Messe)

Chairperson:Nishitani Nozomu(Institute for Space-Earth Environmental Research, Nagoya University), Saito Akinori(Department of Geophysics, Graduate School of Science, Kyoto University)

11:15 AM - 11:30 AM

[PEM16-21] IMF Dependence of Midnight Bifurcation in the Thermospheric Wind Measured with FPI in Tromsø, Norway

*Shin-ichiro Oyama^1,2,3, Keisuke Hosokawa⁴, Heikki Vanhamaki³, Aikio Anita³, Takeshi Sakanoi⁵, Lei Cai³, Ilkka Virtanen³, Kazuo Shiokawa¹, Nozomu Nishitani¹, Atsuki Shinbori¹, Yasunobu Ogawa² (1. Institute for Space-Earth Environmental Research, Nagoya University, 2. National Institute of Polar Research, 3. University of Oulu, 4. The University of Electro-Communications, 5. Tohoku University)

Keywords:Thermosphere, Ionosphere, Fabry-Perot Interferometer, ion drag, Interplanetary Magnetic Field