1999 Chi-Chi, Taiwan, TCU075



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 1510

Magnitude = 7.6
Closest Distance = 0.9 km
Hypocentral Distance = 22.16 km
Vs30 = 573 m/s
Mechanism = Reverse-oblique

Tp = 5 s
PGV = 104.9 cm/s

Orientation of strongest pulse, relative to north = 109 degrees
Orientation of strongest pulse, relative to fault parallel = 69 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1


Comments:

no comment

Directivity parameters:


X = 0.15
s = 13.55 km
θ = 51.6

Y = 0.36
d = 13.22 km
φ = 4.1

IDP = 2.63
Rowshandel parameter = -0.19


Notes:



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