Hypocentral Location:

Event ID	21383395
Origin Time	2004/07/27 03:38:17
Latitude	35.7182
Longitude	-121.0540
Depth (TT)	4.8 km
Depth (MT; not authoritative)	5 km

Magnitudes:

Md	3.76 (not authoritative)
Ml	3.88 (not authoritative)
Mw	3.7 (authoritative)

Principal Axes:

Scale	1.0E+21 Dyne-cm
Axis	Value	Plunge	Azimuth
T	4.540	84.985	342.301
N	-0.340	3.022	109.283
P	-4.200	3.999	199.494

Source Composition:

Type	Percent
DC	85
CLVD	15
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	4.37e+21 Dyne-cm
Mxx	-3.719e+21 Dyne-cm
Mxy	-1.219e+21 Dyne-cm
Mxz	6.579e+20 Dyne-cm
Myy	-7.645e+20 Dyne-cm
Myz	-3.960e+19 Dyne-cm
Mzz	4.484e+21 Dyne-cm
Variance Reduction	72%
Version number	1
Solution time	2009/10/22 02:45:31 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	107	86	49
NP2	293	95	41

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