NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram
Hypocentral Location:
Event ID71812891
Origin Time2012/07/08 12:05:49
Latitude39.4795
Longitude-123.8042
Depth (TT)8.1 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Md3.96 (not authoritative)
Ml4.14 (not authoritative)
Mw4.42 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T5.72124.70794.393
N-0.68539.691341.944
P-5.03640.247207.313

Source Composition:
TypePercent
DC76
CLVD24
Iso(null)
Moment Tensor:
Mo5.38e+22 Dyne-cm
Mxx-2.655e+22 Dyne-cm
Mxy-1.437e+22 Dyne-cm
Mxz1.720e+22 Dyne-cm
Myy4.037e+22 Dyne-cm
Myz3.410e+22 Dyne-cm
Mzz-1.382e+22 Dyne-cm
Variance Reduction73%
Version number4
Solution time2012/07/10 00:49:07 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1334-13081
NP2233-1441

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