NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID71527390
Origin Time2011/02/23 04:49:42
Latitude39.4993
Longitude-122.9488
Depth (TT)11.4 km
Depth (MT; not authoritative)14 km

Magnitudes:
Md3.93 (not authoritative)
Ml4.06 (not authoritative)
Mw4.29 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T3.75411.432108.980
N-0.68972.480339.143
P-3.06513.095201.676

Source Composition:
TypePercent
DC63
CLVD37
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo3.41e+22 Dyne-cm
Mxx-2.184e+22 Dyne-cm
Mxy-2.087e+22 Dyne-cm
Mxz2.068e+21 Dyne-cm
Myy2.820e+22 Dyne-cm
Myz1.010e+22 Dyne-cm
Mzz-6.360e+21 Dyne-cm
Variance Reduction87%
Version number4
Solution time2011/02/24 19:00:30 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1336-16389
NP2245-173

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