NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID51181154
Origin Time2007/04/24 21:08:29
Latitude38.7947
Longitude-122.7965
Depth (TT)2.5 km
Depth (MT; not authoritative)3.5 km

Magnitudes:
Md4.02 (not authoritative)
Ml4.07 (not authoritative)
Mw4.49 (authoritative)

Principal Axes:
Scale1.0e+22 Dyne-cm
AxisValuePlungeAzimuth
T6.3355.285117.455
N0.77552.17820.612
P-7.10937.319211.499

Source Composition:
TypePercent
DC78
CLVD22
Iso(null)
Moment Tensor:
Mo6.72e+22 Dyne-cm
Mxx-1.678e+22 Dyne-cm
Mxy-4.477e+22 Dyne-cm
Mxz3.006e+22 Dyne-cm
Myy3.754e+22 Dyne-cm
Myz2.439e+22 Dyne-cm
Mzz-2.076e+22 Dyne-cm
Variance Reduction80%
Version number3
Solution time2012/03/22 19:18:44 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1350-14869
NP2248-2560

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