NCSS Moment Tensor Solution

Solution reviewed by Brent Delbridge

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72033555
Origin Time2013/07/25 22:36:38
Latitude38.8102
Longitude-122.8113
Depth (TT)1.3 km
Depth (MT; not authoritative)1.5 km

Magnitudes:
Md2.99 (not authoritative)
Ml2.85 (not authoritative)
Mw3.25 (authoritative)

Principal Axes:
Scale1.0E+20 Dyne-cm
AxisValuePlungeAzimuth
T9.8702.086285.532
N-0.85321.830194.696
P-9.01768.06020.721

Source Composition:
TypePercent
DC83
CLVD17
Iso(null)
Moment Tensor:
Mo9.44e+20 Dyne-cm
Mxx-1.082e+20 Dyne-cm
Mxy-3.140e+20 Dyne-cm
Mxz-2.542e+20 Dyne-cm
Myy8.945e+20 Dyne-cm
Myz-1.377e+20 Dyne-cm
Mzz-7.863e+20 Dyne-cm
Variance Reduction67%
Version number5
Solution time2013/07/27 20:36:08 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1176-11951
NP237-5947

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