1999 Kocaeli, Turkey, Yarimca

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 1176

Magnitude = 7.5
Closest Distance = 4.8 km
Hypocentral Distance = 25.07 km
Vs30 = 297 m/s
Mechanism = Strike slip

T_p = 4.95 s
PGV = 90.6 cm/s

Orientation of strongest pulse, relative to north = 25 degrees
Orientation of strongest pulse, relative to fault parallel = 64 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1

Comments:

no comment

Directivity parameters:

X = 0.14
s = 19.19 km
θ = 13.9

Y = 0.77
d = 15.56 km
φ = 4.6

IDP = 2.05
Rowshandel parameter = -0.6

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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