Hypocentral Location:

Event ID	30226905
Origin Time	2004/01/02 10:47:40
Latitude	35.6995
Longitude	-121.1468
Depth (TT)	6.7 km
Depth (MT; not authoritative)	8 km

Magnitudes:

Md	3.9 (not authoritative)
Mw	4.14 (authoritative)

Principal Axes:

Scale	1.0E+22 Dyne-cm
Axis	Value	Plunge	Azimuth
T	1.920	70.978	250.666
N	0.204	12.186	121.882
P	-2.124	14.379	28.708

Source Composition:

Type	Percent
DC	81
CLVD	19
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	2.02e+22 Dyne-cm
Mxx	-1.457e+22 Dyne-cm
Mxy	-8.636e+21 Dyne-cm
Mxz	-6.663e+21 Dyne-cm
Myy	-1.376e+21 Dyne-cm
Myz	-7.679e+21 Dyne-cm
Mzz	1.594e+22 Dyne-cm
Variance Reduction	89%
Version number	1
Solution time	2009/10/19 02:55:31 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	309	104	60
NP2	102	67	32

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