Hypocentral Location:

Event ID	51184307
Origin Time	2007/07/20 17:50:20
Latitude	38.8067
Longitude	-122.8067
Depth (TT)	0.3 km
Depth (MT; not authoritative)	1.5 km fixed

Magnitudes:

Md	3.81 (not authoritative)
Ml	3.66 (not authoritative)
Mw	3.79 (authoritative)

Principal Axes:

Scale	1.0E+21 Dyne-cm
Axis	Value	Plunge	Azimuth
T	6.503	4.617	105.226
N	-1.054	53.620	201.519
P	-5.448	35.990	11.863

Source Composition:

Type	Percent
DC	68
CLVD	32
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	5.98e+21 Dyne-cm
Mxx	-3.292e+21 Dyne-cm
Mxy	-2.481e+21 Dyne-cm
Mxz	-2.204e+21 Dyne-cm
Myy	5.814e+21 Dyne-cm
Myz	1.555e+20 Dyne-cm
Mzz	-2.523e+21 Dyne-cm
Variance Reduction	69%
Version number	5
Solution time	2013/08/17 22:14:06 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	53	-30	69
NP2	155	-156	62

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