2003 Bam, Iran, Bam

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 4040

Magnitude = 6.6
Closest Distance = 1.7 km
Hypocentral Distance = 13.94 km
Vs30 = 487 m/s
Mechanism = Strike slip

T_p = 2.02 s
PGV = 124.2 cm/s

Orientation of strongest pulse, relative to north = 277 degrees
Orientation of strongest pulse, relative to fault parallel = 78 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1

Comments:

no comment

Directivity parameters:

X = 0.84
s = 12.57 km
θ = 2.7

Y = 0.4
d = 4.61 km
φ = 10.2

IDP = 2.3
Rowshandel parameter = 0.29

Notes:

These results were computed November 1st, 2012
These results are based on the June 2012 version of the NGA West 2 database
If you have any observations, comments or requests regarding this data, please e-mail Jack Baker and Shrey Shahi

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