<strong>Evaluation of the Hypocenter Distribution of Moderate-to-Large Aftershocks Following Subduction Megathrust Earthquakes for Application to PSHA: Distributions Along and Perpendicular to the Three-Dimensional Fault Surfac</strong>

Noriki Sugahara

Presentation information

[J] Oral

S (Solid Earth Sciences ) » S-SS Seismology

[S-SS16] Strong Ground Motion and Earthquake Disaster

Wed. May 27, 2026 3:30 PM - 5:00 PM Exhibition Hall Special Setting (7) (Exhibition Hall 7&8, Makuhari Messe)

Chairperson:Furumura Mitsuko(Research Division, Earthquake Research Center, Association for the Development of Earthquake Prediction), Sugahara Noriki(Port and Airport Research Institute)

4:15 PM - 4:30 PM

[SSS16-10] Evaluation of the Hypocenter Distribution of Moderate-to-Large Aftershocks Following Subduction Megathrust Earthquakes for Application to PSHA: Distributions Along and Perpendicular to the Three-Dimensional Fault Surfac

*Noriki Sugahara¹, Atsushi Nozu¹, Nobuoto Nojima², Yusuke Fukunaga¹, Yosuke Nagasaka¹ (1. Port and Airport Research Institute, 2. Gifu University)

Keywords:Aftershock, Hypocenter Distribution, Subduction Megathrust Earthquakes, PSHA