1999 Chi-Chi, Taiwan, TCU101

Ground motion information:

NGA Record Sequence Number 1528

Magnitude = 7.6
Closest Distance = 2.1 km
Hypocentral Distance = 45.75 km
Vs30 = 418 m/s
Mechanism = Reverse-oblique

T_p = 10.32 s
PGV = 76.7 cm/s

Orientation of strongest pulse, relative to north = 70 degrees
Orientation of strongest pulse, relative to fault parallel = 62 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1

Comments:

no comment

Directivity parameters:

X = 0.43
s = 39.24 km
θ = 36.9

Y = 0.4
d = 14.8 km
φ = 10.8

IDP = 3
Rowshandel parameter = 0.19