NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID71843215
Origin Time2012/09/16 18:53:03
Latitude38.7928
Longitude-122.7655
Depth (TT)3.2 km
Depth (MT; not authoritative)5 km

Magnitudes:
Md3.22 (not authoritative)
Ml3.15 (not authoritative)
Mw3.43 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T1.7881.706255.402
N-0.09851.190163.279
P-1.68938.758346.772

Source Composition:
TypePercent
DC89
CLVD11
Iso(null)
Moment Tensor:
Mo1.74e+21 Dyne-cm
Mxx-8.955e+20 Dyne-cm
Mxy6.752e+20 Dyne-cm
Mxz-7.702e+20 Dyne-cm
Myy1.616e+21 Dyne-cm
Myz1.234e+20 Dyne-cm
Mzz-7.203e+20 Dyne-cm
Variance Reduction79%
Version number1
Solution time2012/09/17 18:12:17 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1128-14965
NP224-2862

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