1999 Kocaeli, Turkey, Gebze

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 1161

Magnitude = 7.5
Closest Distance = 10.9 km
Hypocentral Distance = 49.68 km
Vs30 = 792 m/s
Mechanism = Strike slip

T_p = 5.99 s
PGV = 53 cm/s

Orientation of strongest pulse, relative to north = 33 degrees
Orientation of strongest pulse, relative to fault parallel = 61 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1

Comments:

no comment

Directivity parameters:

X = 0.34
s = 46.58 km
θ = 23.9

Y = 0.74
d = 15.12 km
φ = 37.3

IDP = 2.87
Rowshandel parameter = -0.35

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

Previous pulse	Back to summary page	Next pulse