Hypocentral Location:

Event ID	71337451
Origin Time	2010/01/08 19:48:50
Latitude	37.4822
Longitude	-121.7930
Depth (TT)	9.4 km
Depth (MT; not authoritative)	8 km fixed

Magnitudes:

Md	3.73 (not authoritative)
Ml	3.81 (not authoritative)
Mw	3.73 (authoritative)

Principal Axes:

Scale	1.0E+21 Dyne-cm
Axis	Value	Plunge	Azimuth
T	4.440	62.295	293.383
N	0.769	27.344	123.406
P	-5.210	4.122	31.271

Source Composition:

Type	Percent
DC	70
CLVD	30
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	4.82e+21 Dyne-cm
Mxx	-3.451e+21 Dyne-cm
Mxy	-2.928e+21 Dyne-cm
Mxz	2.334e+20 Dyne-cm
Myy	-1.649e+20 Dyne-cm
Myz	-1.610e+21 Dyne-cm
Mzz	3.616e+21 Dyne-cm
Variance Reduction	73%
Version number	2
Solution time	2010/01/08 21:06:23 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	325	124	55
NP2	95	51	47

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