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Table 4 Source parameters of the EGF event (foreshock)

From: Applicability of source scaling relations for crustal earthquakes to estimation of the ground motions of the 2016 Kumamoto earthquake

Origin time (JST)a 2016/04/15, 0:50
Depth (km)a 13.4
Seismic moment (N m)b 3.86 × 1015
M bw 4.4
Strike, dip, rake (deg.)b 209, 70, 177
V s (km/s)c 3.4
Corner frequency (Hz) 1.55
Fault length (km) 1.44
Stress parameter (MPa) 3.16
  1. aJMA; b F-net; c JSHISV2: Fujiwara et al. (2012)