1986 San Salvador, Geotech Investig Center

Ground motion information:

NGA Record Sequence Number 568

Magnitude = 5.8
Closest Distance = 6.3 km
Hypocentral Distance = 13.48 km
Vs30 = 330 m/s
Mechanism = Strike slip

T_p = 0.81 s
PGV = 68.3 cm/s

Orientation of strongest pulse, relative to north = 121 degrees
Orientation of strongest pulse, relative to fault parallel = 89 degrees
Pulse in fault normal direction = 1
Pulse due to directivity = 1

Comments:

no comment

Directivity parameters:

X = 0.75
s = 6 km
θ = 12.1

Y = 0.71
d = 5 km
φ = 3.7

IDP = 1.03
Rowshandel parameter = 0.28