1999 Chi-Chi, Taiwan, TCU014

Ground motion information:

NGA Record Sequence Number 1470

Magnitude = 7.6
Closest Distance = 92.7 km
Hypocentral Distance = 142.21 km
Vs30 = 496 m/s
Mechanism = Reverse-oblique

T_p = 10.37 s
PGV = 27.2 cm/s

Orientation of strongest pulse, relative to north = 80 degrees
Orientation of strongest pulse, relative to fault parallel = 44 degrees
Pulse in fault normal direction = 0
Pulse due to directivity = 0

Comments:

A little distant

Directivity parameters:

X = 0.62
s = 56.01 km
θ = 26.7

Y = 0.2
d = 7.2 km
φ = 88.1

IDP = 2.29
Rowshandel parameter = 0.26