NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID71621065
Origin Time2011/08/17 09:02:51
Latitude38.7913
Longitude-122.7475
Depth (TT)2.0 km
Depth (MT; not authoritative)5 km

Magnitudes:
Md3.32 (not authoritative)
Ml3.43 (not authoritative)
Mw3.67 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T4.2030.106131.283
N-0.34688.64136.799
P-3.8571.355221.286

Source Composition:
TypePercent
DC84
CLVD16
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo4.03e+21 Dyne-cm
Mxx-3.473e+20 Dyne-cm
Mxy-3.995e+21 Dyne-cm
Mxz5.680e+19 Dyne-cm
Myy6.949e+20 Dyne-cm
Myz6.110e+19 Dyne-cm
Mzz-3.476e+20 Dyne-cm
Variance Reduction79%
Version number1
Solution time2011/08/17 17:45:52 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1356-17989
NP2266-189

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