1999 Chi-Chi, Taiwan, TCU053



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 1493

Magnitude = 7.6
Closest Distance = 6 km
Hypocentral Distance = 41.97 km
Vs30 = 455 m/s
Mechanism = Reverse-oblique

Tp = 13.12 s
PGV = 37.1 cm/s

Orientation of strongest pulse, relative to north = 83 degrees
Orientation of strongest pulse, relative to fault parallel = 75 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1


Comments:

no comment

Directivity parameters:


X = 0.4
s = 36.16 km
θ = 43

Y = 0.4
d = 14.8 km
φ = 12.3

IDP = 3.17
Rowshandel parameter = 0.12


Notes:



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