NCSS Moment Tensor Solution

Solution reviewed by Sierra

Moment Tensor Diagram
Hypocentral Location:
Event ID71720790
Origin Time2012/01/30 03:56:17
Latitude38.8252
Longitude-122.7992
Depth (TT)4.0 km
Depth (MT; not authoritative)5 km fixed

Magnitudes:
Md3.12 (not authoritative)
Ml2.9 (not authoritative)
Mw3.31 (authoritative)

Principal Axes:
Scale1.0e+20 Dyne-cm
AxisValuePlungeAzimuth
T11.01615.030115.629
N0.71327.208213.563
P-11.72958.289359.871

Source Composition:
TypePercent
DC88
CLVD12
Iso(null)
Moment Tensor:
Mo1.14e+21 Dyne-cm
Mxx-9.270e+19 Dyne-cm
Mxy-3.740e+20 Dyne-cm
Mxz-6.680e+20 Dyne-cm
Myy8.525e+20 Dyne-cm
Myz2.339e+20 Dyne-cm
Mzz-7.599e+20 Dyne-cm
Variance Reduction44%
Version number5
Solution time2012/02/05 00:15:17 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP147-6065
NP2173-13838

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