Hypocentral Location:

Event ID	21455621
Origin Time	2005/05/09 22:37:39
Latitude	38.7885
Longitude	-122.7547
Depth (TT)	-0.5 km
Depth (MT; not authoritative)	1.5 km fixed

Magnitudes:

Md	4.11 (not authoritative)
Mw	4.33 (authoritative)

Principal Axes:

Scale	1.0E+22 Dyne-cm
Axis	Value	Plunge	Azimuth
T	4.710	11.454	110.961
N	-1.717	77.083	318.899
P	-2.993	5.892	202.159

Source Composition:

Type	Percent
DC	27
CLVD	73
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	3.85e+22 Dyne-cm
Mxx	-2.010e+22 Dyne-cm
Mxy	-2.503e+22 Dyne-cm
Mxz	-3.267e+21 Dyne-cm
Myy	3.487e+22 Dyne-cm
Myz	1.217e+22 Dyne-cm
Mzz	-1.477e+22 Dyne-cm
Variance Reduction	81%
Version number	3
Solution time	2013/01/30 07:20:36 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	156	168	86
NP2	247	4	78

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