1979 Imperial Valley-06, El Centro Array #3



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 178

Magnitude = 6.5
Closest Distance = 12.9 km
Hypocentral Distance = 30.33 km
Vs30 = 163 m/s
Mechanism = Strike slip

Tp = 4.5 s
PGV = 55.8 cm/s

Orientation of strongest pulse, relative to north = 86 degrees
Orientation of strongest pulse, relative to fault parallel = 57 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1


Comments:

no comment

Directivity parameters:


X = 0.53
s = 26.32 km
θ = 23.2

Y = 0.6
d = 7.85 km
φ = 58.6

IDP = 1.03
Rowshandel parameter = 0.01


Notes:



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