NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID71571370
Origin Time2011/05/17 15:20:07
Latitude39.2293
Longitude-123.1818
Depth (TT)8.4 km
Depth (MT; not authoritative)11 km

Magnitudes:
Md3.17 (not authoritative)
Ml3.21 (not authoritative)
Mw3.74 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T5.2046.375252.755
N-0.24563.231355.552
P-4.95925.880159.648

Source Composition:
TypePercent
DC91
CLVD9
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo5.08e+21 Dyne-cm
Mxx-3.126e+21 Dyne-cm
Mxy2.768e+21 Dyne-cm
Mxz1.558e+21 Dyne-cm
Myy4.202e+21 Dyne-cm
Myz-1.218e+21 Dyne-cm
Mzz-1.076e+21 Dyne-cm
Variance Reduction84%
Version number2
Solution time2011/05/17 16:16:47 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1204-2377
NP2299-16667

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