1999 Chi-Chi, Taiwan, TCU056



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 1496

Magnitude = 7.6
Closest Distance = 10.5 km
Hypocentral Distance = 40.53 km
Vs30 = 403 m/s
Mechanism = Reverse-oblique

Tp = 8.94 s
PGV = 45.3 cm/s

Orientation of strongest pulse, relative to north = 77 degrees
Orientation of strongest pulse, relative to fault parallel = 63 degrees
Pulse in fault normal direction = 0
Pulse due to directivity = 1


Comments:

no comment

Directivity parameters:


X = 0.34
s = 30.58 km
θ = 47.1

Y = 0.4
d = 14.8 km
φ = 14.1

IDP = 2.71
Rowshandel parameter = 0.08


Notes:



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