Hypocentral Location:

Event ID	332716
Origin Time	1993/01/19 00:24:29
Latitude	38.8460
Longitude	-122.7778
Depth (TT)	2.4 km
Depth (MT; not authoritative)	3.5 km fixed

Magnitudes:

Ma	3.53 (not authoritative)
Md	3.56 (not authoritative)
Mw	3.66 (authoritative)

Principal Axes:

Scale	1.0E+21 Dyne-cm
Axis	Value	Plunge	Azimuth
T	4.273	2.175	295.729
N	-0.821	11.879	26.187
P	-3.452	77.918	195.508

Source Composition:

Type	Percent
DC	62
CLVD	38
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	3.86e+21 Dyne-cm
Mxx	3.040e+19 Dyne-cm
Mxy	-2.019e+21 Dyne-cm
Mxz	6.027e+20 Dyne-cm
Myy	3.299e+21 Dyne-cm
Myz	-3.010e+19 Dyne-cm
Mzz	-3.329e+21 Dyne-cm
Variance Reduction	61%
Version number	1
Solution time	2011/08/02 16:58:10 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	217	-74	48
NP2	14	-107	44

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