Hypocentral Location:

Event ID	21351360
Origin Time	2004/03/17 23:53:07
Latitude	35.7307
Longitude	-121.0750
Depth (TT)	4.3 km
Depth (MT; not authoritative)	5 km

Magnitudes:

Md	4.61 (not authoritative)
Mw	4.51 (authoritative)

Principal Axes:

Scale	1.0E+22 Dyne-cm
Axis	Value	Plunge	Azimuth
T	7.156	75.315	134.156
N	-0.012	14.484	304.460
P	-7.143	2.369	35.072

Source Composition:

Type	Percent
DC	100
CLVD	0
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	7.15e+22 Dyne-cm
Mxx	-4.557e+22 Dyne-cm
Mxy	-3.578e+22 Dyne-cm
Mxz	-1.466e+22 Dyne-cm
Myy	-2.126e+22 Dyne-cm
Myz	1.092e+22 Dyne-cm
Mzz	6.683e+22 Dyne-cm
Variance Reduction	85%
Version number	1
Solution time	2009/10/21 04:51:36 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	292	71	49
NP2	140	111	45

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