Hypocentral Location:

Event ID	71338171
Origin Time	2010/01/10 02:21:39
Latitude	40.6087
Longitude	-124.7828
Depth (TT)	20.4 km
Depth (MT; not authoritative)	11 km fixed

Magnitudes:

Md	4.4 (not authoritative)
Ml	4.23 (not authoritative)
Mw	4.41 (authoritative)

Principal Axes:

Scale	1.0E+22 Dyne-cm
Axis	Value	Plunge	Azimuth
T	5.774	42.873	100.408
N	-1.292	39.268	239.786
P	-4.481	21.679	348.751

Source Composition:

Type	Percent
DC	55
CLVD	45
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	5.13e+22 Dyne-cm
Mxx	-3.817e+22 Dyne-cm
Mxy	-1.475e+21 Dyne-cm
Mxz	-1.710e+22 Dyne-cm
Myy	2.274e+22 Dyne-cm
Myz	3.679e+22 Dyne-cm
Mzz	1.543e+22 Dyne-cm
Variance Reduction	64%
Version number	2
Solution time	2010/01/10 19:09:57 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	229	50	77
NP2	125	161	42

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