1999 Duzce, Turkey, IRIGM 487

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 8164

Magnitude = 7.1
Closest Distance = 2.7 km
Hypocentral Distance = 26.72 km
Vs30 = 338.6 m/s
Mechanism = Strike slip

T_p = 10.05 s
PGV = 39.2 cm/s

Orientation of strongest pulse, relative to north = 329 degrees
Orientation of strongest pulse, relative to fault parallel = 66 degrees
Pulse in fault normal direction = 0
Pulse due to directivity = 1

Comments:

no comment

Directivity parameters:

X = 0.39
s = 18.49 km
θ = 22.62

Y = 0.77
d = 15.33 km
φ = 2.66

IDP = Unknown
φ = Unknown

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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