2009 L'Aquila, Italy, L'Aquila - Parking

Ground motion information:

NGA Record Sequence Number 4483

Magnitude = 6.3
Closest Distance = 5.4 km
Hypocentral Distance = 9.43 km
Vs30 = 717 m/s
Mechanism = Normal

T_p = 1.98 s
PGV = 46.3 cm/s

Orientation of strongest pulse, relative to north = 38 degrees
Orientation of strongest pulse, relative to fault parallel = 79 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1

Comments:

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

Directivity parameters:

X = 0.07
s = 1.35 km
θ = 39.5

Y = 0.48
d = 7.63 km
φ = 35.2

IDP = 0.3
Rowshandel parameter = -0.43