NCSS Moment Tensor Solution

Solution reviewed by Taka Taira

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID71826151
Origin Time2012/08/03 18:30:01
Latitude38.7772
Longitude-122.7210
Depth (TT)1.9 km
Depth (MT; not authoritative)1.5 km

Magnitudes:
Md3.31 (not authoritative)
Ml3.15 (not authoritative)
Mw3.25 (authoritative)

Principal Axes:
Scale1.0E+20 Dyne-cm
AxisValuePlungeAzimuth
T8.98111.281271.506
N0.59921.6826.055
P-9.58065.289155.819

Source Composition:
TypePercent
DC87
CLVD13
Iso(null)
Moment Tensor:
Mo9.28e+20 Dyne-cm
Mxx-8.760e+19 Dyne-cm
Mxy4.530e+19 Dyne-cm
Mxz3.569e+20 Dyne-cm
Myy8.356e+20 Dyne-cm
Myz-3.191e+20 Dyne-cm
Mzz-7.481e+20 Dyne-cm
Variance Reduction66%
Version number1
Solution time2012/08/03 19:15:46 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1199-6560
NP2336-12639

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