Hypocentral Location:

Event ID	71440560
Origin Time	2010/08/13 15:51:57
Latitude	38.7952
Longitude	-122.8118
Depth (TT)	2.9 km
Depth (MT; not authoritative)	5 km fixed

Magnitudes:

Md	2.98 (not authoritative)
Ml	2.78 (not authoritative)
Mw	3.19 (authoritative)

Principal Axes:

Scale	1.0E+20 Dyne-cm
Axis	Value	Plunge	Azimuth
T	7.437	23.945	89.772
N	0.239	34.819	197.764
P	-7.676	45.530	332.877

Source Composition:

Type	Percent
DC	94
CLVD	6
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	7.56e+20 Dyne-cm
Mxx	-2.838e+20 Dyne-cm
Mxy	1.600e+20 Dyne-cm
Mxz	-3.511e+20 Dyne-cm
Myy	5.444e+20 Dyne-cm
Myz	4.474e+20 Dyne-cm
Mzz	-2.606e+20 Dyne-cm
Variance Reduction	58%
Version number	1
Solution time	2010/08/13 17:11:58 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	27	-54	77
NP2	133	-159	38

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