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Table 1 S-wave velocities and densities for the JIVSM model and amplification coefficients c calculated according to Eq. (1). We assumed V S0 = 600 m/s and ρ 0 = 2000 kg/m3 at the target site

From: Visualization of Green’s function anomalies for megathrust source in Nankai Trough by reciprocity method

Layer V S , m/s ρ, kg/m3 c × 1014
Seismic basement 2900 2600 3.09
Upper crust 3400 2650 2.63
Lower crust 3800 2700 1.97
Mantle wedge 4500 2800 1.27