Long-Term b-Value and Seismic Rate from Earthquake Catalogs with Time-Varying Completeness and Uncertain Magnitudes

Cyrielle Colin

Presentation information

[E] Oral

S (Solid Earth Sciences ) » S-SS Seismology

[S-SS04] Seismicity

Tue. May 26, 2026 1:45 PM - 3:15 PM International Conference Room (IC) (International Conference Hall, Makuhari Messe)

Chairperson:Matsu'ura Ritsuko S.(Earthquake Research Center, Association for the Development of Earthquake Prediction), Tamaribuchi Koji(Japan Meteorological Agency)

2:30 PM - 2:45 PM

[SSS04-04] Long-Term b-Value and Seismic Rate from Earthquake Catalogs with Time-Varying Completeness and Uncertain Magnitudes

*Cyrielle Colin¹, Stéphanie Durand¹, Thomas Bodin², Marine Laporte², Guillaume Daniel³, Pierre Arroucau³, David Marsan⁴ (1. Universite Claude Bernard Lyon1 LGL TPE UMR5276 ENS Lyon UJM SaintEtienne CNRS Villeurbanne 69100 France, 2. Instituto de Ciencias del Mar (ICM) - CSIC, Barcelona, Spain, 3. Electricité de France (EDF)-DT-TEGG, Aix-en-Provence, France, 4. Université de Savoie Mont Blanc, Chambéry, France)

Keywords:b-value, Seismic Rate, Time Varying Completeness, Magnitude Uncertainties, PSHA