1999 Chi-Chi, Taiwan, TCU076

Ground motion information:

NGA Record Sequence Number 1511

Magnitude = 7.6
Closest Distance = 2.7 km
Hypocentral Distance = 17.91 km
Vs30 = 615 m/s
Mechanism = Reverse-oblique

T_p = 4.73 s
PGV = 71.2 cm/s

Orientation of strongest pulse, relative to north = 125 degrees
Orientation of strongest pulse, relative to fault parallel = 56 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1

Comments:

no comment

Directivity parameters:

X = 0.08
s = 7.17 km
θ = 60.4

Y = 0.31
d = 11.5 km
φ = 0.1

IDP = 2.54
Rowshandel parameter = -0.28