Hypocentral Location:

Event ID	71843220
Origin Time	2012/09/16 18:54:01
Latitude	38.8077
Longitude	-122.8103
Depth (TT)	0.0 km
Depth (MT; not authoritative)	1.5 km

Magnitudes:

Md	2.84 (not authoritative)
Mw	2.88 (authoritative)

Principal Axes:

Scale	1.0E+20 Dyne-cm
Axis	Value	Plunge	Azimuth
T	2.748	7.078	100.754
N	-0.236	53.301	1.164
P	-2.512	35.786	195.889

Source Composition:

Type	Percent
DC	83
CLVD	17
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	2.63e+20 Dyne-cm
Mxx	-1.519e+20 Dyne-cm
Mxy	-9.330e+19 Dyne-cm
Mxz	9.700e+19 Dyne-cm
Myy	2.488e+20 Dyne-cm
Myz	6.540e+19 Dyne-cm
Mzz	-9.690e+19 Dyne-cm
Variance Reduction	57%
Version number	1
Solution time	2012/09/17 18:35:20 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	334	-148	71
NP2	232	-22	60

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