NCSS Moment Tensor Solution

Solution reviewed by Mong-Han

Moment Tensor Diagram
Hypocentral Location:
Event ID71784801
Origin Time2012/05/13 12:38:52
Latitude38.7878
Longitude-122.7752
Depth (TT)3.5 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Md3.6 (not authoritative)
Ml3.55 (not authoritative)
Mw3.9 (authoritative)

Principal Axes:
Scale1.0e+21 Dyne-cm
AxisValuePlungeAzimuth
T8.96517.029124.516
N-0.21172.088323.143
P-8.7545.390216.172

Source Composition:
TypePercent
DC95
CLVD5
Iso(null)
Moment Tensor:
Mo8.86e+21 Dyne-cm
Mxx-3.036e+21 Dyne-cm
Mxy-7.952e+21 Dyne-cm
Mxz-8.111e+20 Dyne-cm
Myy2.535e+21 Dyne-cm
Myz2.589e+21 Dyne-cm
Mzz5.005e+20 Dyne-cm
Variance Reduction79%
Version number3
Solution time2012/05/13 13:28:47 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP116916482
NP2262874

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