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Table 1 Source parameters considered in the characterized source model

From: Kinematic source models for long-period ground motion simulations of megathrust earthquakes: validation against ground motion data for the 2003 Tokachi-oki earthquake

Outer source parameter

Inner source parameter

Others

Fault configuration#

Total area of asperities \(S_{a}\)*

Slip velocity function

Fault area \(S\) #

Asperities

Rupture velocity \(V_{R}\)*

Seismic moment \(M_{0}\) #

Area \(S_{ai}\)*

Rake angle

Average stress drop \(\Delta \sigma\)

Stress drop \({{\Updelta }}\sigma_{ai}\)*

Average slip \(D\)

Average slip \(D_{ai}\)

 

Background area

Area \(S_{b}\)

Stress drop \({\Updelta}\sigma_{b}\)

Average slip \(D_{b}\)

  1. In this study, the parameters with # are given by Model 0. The parameters with * are estimated by a trial-and-error approach. The remaining parameters are obtained by following the recipe