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Table 2 Search area used in most sites for inversion analysis

From: Estimation of shallow S-wave velocity structure using microtremor array exploration at temporary strong motion observation stations for aftershocks of the 2016 Kumamoto earthquake

Layer Density (g/cm3) V p (m/s) V S (m/s) Thickness (m)
1 1.6 \(\sqrt 3\) V S 70–150 1–50
2 1.8 \(\sqrt 3\) V S 150–500 1–50
3 1.9 1180 500