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Table 2 Input parameters for the stochastic finite-fault model of the Jiuzhaigou earthquake

From: Stochastic finite-fault simulation of the 2017 Jiuzhaigou earthquake in China

Parameters Model Reference
Moment magnitude (Mw) 6.5 CENC
Hypocenter location 103.82°E, 33.20°N CENC
Strike and dip angle 156°, 79° Yi et al. (2017)
fault length and width (km) Model 1: 32 × 30 (1.52 × 2)
Model 2: 23 × 15 (1 × 1)
Zhang et al. (2017)
Leonard (2010)
Slip distribution Model 1: estimated by Zhang et al. (2017)
Model 2: random distribution
Zhang et al. (2017)
Stress drop (bars) 38.5 This study
Shear-wave velocity (km/s) 3.6 Ghasemi et al. (2010)
Density (g/cm3) 2.7 Ghasemi et al. (2010)
Rupture velocity 0.8 × (Shear-wave velocity) Ghasemi et al. (2010)
Pulsing area percentage 50% Ghasemi et al. (2010)
Geometric spreading 1/R for R ≤ 75 km, 1/R0.5 for 75 km ≤ R Ghasemi et al. (2010)
Distance-dependent duration 0 for R ≤ 10 km, 0.16R for 10 < R ≤ 70 km, − 0.03R for 70 < R ≤ 130 km, − 0.04R for 130 km < R Atkinson and Boore (1995)
Quality factor 84.9f0.71 Wang et al. (2017)
Site amplification Quarter-wavelength approximation of amplification Yu and Li (2012)
Kappa (s) 0.0206 This study