NCSS Moment Tensor Solution

Solution reviewed by Rick

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID71239821
Origin Time2009/06/27 17:29:35
Latitude40.1852
Longitude-122.8007
Depth (TT)7.5 km
Depth (MT; not authoritative)5 km

Magnitudes:
Md3.73 (not authoritative)
Ml3.64 (not authoritative)
Mw3.82 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T6.8946.852119.540
N-0.51910.402210.804
P-6.37577.502356.714

Source Composition:
TypePercent
DC85
CLVD15
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo6.64e+21 Dyne-cm
Mxx9.841e+20 Dyne-cm
Mxy-3.119e+21 Dyne-cm
Mxz-1.668e+21 Dyne-cm
Myy5.011e+21 Dyne-cm
Myz8.348e+20 Dyne-cm
Mzz-5.995e+21 Dyne-cm
Variance Reduction75%
Version number4
Solution time2009/06/30 20:00:29 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP139-7753
NP2198-10739

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