Hypocentral Location:

Event ID	71768555
Origin Time	2012/04/21 15:19:10
Latitude	36.7782
Longitude	-121.4955
Depth (TT)	6.2 km
Depth (MT; not authoritative)	8 km fixed

Magnitudes:

Md	3.05 (not authoritative)
Ml	3.2 (not authoritative)
Mw	3.08 (authoritative)

Principal Axes:

Scale	1.0E+20 Dyne-cm
Axis	Value	Plunge	Azimuth
T	5.159	12.959	91.338
N	0.117	68.035	216.128
P	-5.276	17.419	357.197

Source Composition:

Type	Percent
DC	96
CLVD	4
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	5.22e+20 Dyne-cm
Mxx	-4.778e+20 Dyne-cm
Mxy	1.280e+19 Dyne-cm
Mxz	-1.564e+20 Dyne-cm
Myy	4.891e+20 Dyne-cm
Myz	1.177e+20 Dyne-cm
Mzz	-1.130e+19 Dyne-cm
Variance Reduction	47%
Version number	1
Solution time	2012/04/23 18:59:40 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	44	-22	87
NP2	135	-177	68

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