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Table 1. Parameters of each layer in the 3D velocity structure model. The sediment-bedrock interface z varies station by station. r1 and r2 represent the common proportionality constants of Kagawa et al. (2004).

From: Analysis of the rupture process of the 1995 Kobe earthquake using a 3D velocity structure

Layer

Vp (km/s)

Vs (km/s)

Density (g/cm3)

Qp

Qs

Depth of top surface (km)

Sedimentary layer 1

1.60

0.35

1.7

120

60

0

Sedimentary layer 2

1.80

0.55

1.8

200

100

r1z

Sedimentary layer 3

2.50

1.00

2.1

250

125

r2z

Bedrock 1

5.50

3.20

2.6

300

150

z

Bedrock 2

6.00

3.46

2.7

500

250

2

Bedrock 3

6.60

3.81

3.0

800

400

22

Bedrock 4

7.80

4.50

3.2

1000

500

32