1999 Chi-Chi, Taiwan, TCU068



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 1505

Magnitude = 7.6
Closest Distance = 0.3 km
Hypocentral Distance = 48.52 km
Vs30 = 487 m/s
Mechanism = Reverse-oblique

Tp = 12.29 s
PGV = 342.1 cm/s

Orientation of strongest pulse, relative to north = 144 degrees
Orientation of strongest pulse, relative to fault parallel = 45 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1


Comments:

no comment

Directivity parameters:


X = 0.48
s = 43.78 km
θ = 34.5

Y = 0.39
d = 14.56 km
φ = 7

IDP = 2.94
Rowshandel parameter = 0.25


Notes:



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