JpGU-AGU Joint Meeting 2026

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[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 1:45 PM - 3:15 PM 304 (International Conference Hall, Makuhari Messe)

Chairperson:Otsuka Yuichi(Institute for Space-Earth Environmental Research, Nagoya University), Chang Loren(Department of Space Science and Engineering, National Central University)

2:00 PM - 2:15 PM

[PEM16-26] Common mechanisms underlying seasonal variations of Rossby and Rossby–gravity normal modes revealed by long-term reanalysis JAWARA

*Hiroto Sekido1, Kaoru Sato1 (1. Department of Earth and Planetary Science, Graduate School of Science, The University of Tokyo)

Keywords:middle atmosphere, normal modes, quasi-2-day wave, 5-day/quasi-6-day wave