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Table 4 Layers of the velocity structure model by Aoi et al. (2008)

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

Layer

V P (m/s)

V S (m/s)

\(\rho\) (kg/m3)

Q

1

1800

500

1900

100

2

2100

700

2000

250

3

2500

1100

2200

1000

4

3300

1700

2300

1000

5

4000

2200

2450

1000

6a

6000–8200

3550–4630

  
  1. aThe parameters of the bottom layer (lower crust and mantle) vary with depth