2007 Chuetsu-oki, Kashiwazaki City Center



Plots of original ground motion, extracted pulse, and residual ground motion:

Map of epicenter, rupture extent and station location:


Ground motion information:

NGA Record Sequence Number 4856

Magnitude = 6.8
Closest Distance = 11.1 km
Hypocentral Distance = 21.48 km
Vs30 = 270 m/s
Mechanism = Reverse-oblique

Tp = 2.93 s
PGV = 126 cm/s

Orientation of strongest pulse, relative to north = 317 degrees
Orientation of strongest pulse, relative to fault parallel = 77 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 0


Comments:

This is a soft site.

Directivity parameters:


X = 0.57
s = 18.39 km
θ = 19.4

Y = 0
d = 0.04 km
φ = 89.8

IDP = 0.6
Rowshandel parameter = -0.02


Notes:



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