2009 L'Aquila, Italy, L'Aquila - V. Aterno - Centro Valle



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 4480

Magnitude = 6.3
Closest Distance = 6.3 km
Hypocentral Distance = 10.27 km
Vs30 = 475 m/s
Mechanism = Normal

Tp = 1.07 s
PGV = 42.1 cm/s

Orientation of strongest pulse, relative to north = 110 degrees
Orientation of strongest pulse, relative to fault parallel = 29 degrees
Pulse in fault normal direction = 0
Pulse due to directivity = 1


Comments:

See Chioccarelli and Iervolino (2010) for more details about this earthquake.

Directivity parameters:


X = 0.22
s = 4.41 km
θ = 1.1

Y = 0.43
d = 6.83 km
φ = 42.5

IDP = 0.34
Rowshandel parameter = -0.39


Notes:



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