Hypocentral Location:

Event ID	71273541
Origin Time	2009/08/30 19:21:22
Latitude	37.9542
Longitude	-118.6212
Depth (TT)	5.7 km
Depth (MT; not authoritative)	5 km

Magnitudes:

Md	3.83 (not authoritative)
Ml	3.96 (not authoritative)
Mw	3.74 (authoritative)

Principal Axes:

Scale	1.0E+21 Dyne-cm
Axis	Value	Plunge	Azimuth
T	5.140	0.083	301.700
N	-0.200	82.020	32.295
P	-4.940	7.980	211.688

Source Composition:

Type	Percent
DC	92
CLVD	8
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	5.04e+21 Dyne-cm
Mxx	-2.092e+21 Dyne-cm
Mxy	-4.465e+21 Dyne-cm
Mxz	5.586e+20 Dyne-cm
Myy	2.383e+21 Dyne-cm
Myz	3.357e+20 Dyne-cm
Mzz	-2.912e+20 Dyne-cm
Variance Reduction	79%
Version number	3
Solution time	2009/08/30 20:02:47 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	256	-6	84
NP2	347	-174	84

Waveform data (solid line) and synthetic data (dashed line) from the moment tensor inversion: