NCSS Moment Tensor Solution

Solution reviewed by Taka Taira

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID71486230
Origin Time2010/11/21 20:09:56
Latitude39.8777
Longitude-120.4893
Depth (TT)7.5 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.7 (not authoritative)
Ml3.86 (not authoritative)
Mw3.64 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T3.85622.183254.454
N-0.53550.53014.134
P-3.32130.757150.411

Source Composition:
TypePercent
DC72
CLVD28
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo3.59e+21 Dyne-cm
Mxx-1.820e+21 Dyne-cm
Mxy1.856e+21 Dyne-cm
Mxz6.529e+20 Dyne-cm
Myy2.458e+21 Dyne-cm
Myz-2.084e+21 Dyne-cm
Mzz-6.378e+20 Dyne-cm
Variance Reduction79%
Version number1
Solution time2010/11/21 21:03:49 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1201-3985
NP2295-17351

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