JpGU-AGU Joint Meeting 2026

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[J] Oral

S (Solid Earth Sciences ) » S-VC Volcanology

[S-VC42] Hydrothermal systems of volcanoes

Fri. May 29, 2026 3:30 PM - 5:00 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

Chairperson:Yaguchi Muga(Meteorological Research Institute, JMA), Fujimitsu Yasuhiro(Department of Earth Resources Engineering, Faculty of Engineering, Kyushu University)

3:30 PM - 3:45 PM

[SVC42-06] Imaging the temporal evolution of shallow thermal states at Kusatsu-Shirane and Meakandake Volcanoes using continuous magnetic observations

*Seiki Asari1, Shin Arita1, Hidetaka Taniguchi1, Wataru Kanda2 (1. Kakioka Magnetic Observatory, Japan Meteorological Agency, 2. Institute of Science Tokyo)

Keywords:Geomagnetic field, Demagnetization, Volcano, Kalman filter, Phreatic system, Disaster prevention