1979 Imperial Valley-06, El Centro Array #6



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 181

Magnitude = 6.5
Closest Distance = 1.4 km
Hypocentral Distance = 29.22 km
Vs30 = 203 m/s
Mechanism = Strike slip

Tp = 3.77 s
PGV = 121.6 cm/s

Orientation of strongest pulse, relative to north = 71 degrees
Orientation of strongest pulse, relative to fault parallel = 72 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1


Comments:

no comment

Directivity parameters:


X = 0.55
s = 27.47 km
θ = 0.8

Y = 0.76
d = 9.87 km
φ = 7.9

IDP = 3.1
Rowshandel parameter = 0.1


Notes:



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