NCSS Moment Tensor Solution

Solution reviewed by Jennifer

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID21400461
Origin Time2004/09/28 17:24:15
Latitude35.8045
Longitude-120.3498
Depth (TT)6.0 km
Depth (MT; not authoritative)5 km

Magnitudes:
Md4.26 (not authoritative)
Ml4.71 (not authoritative)
Mw4.71 (authoritative)

Principal Axes:
Scale1.0E+23 Dyne-cm
AxisValuePlungeAzimuth
T1.5225.509103.820
N-0.14775.208352.397
P-1.37513.684195.166

Source Composition:
TypePercent
DC81
CLVD19
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.45e+23 Dyne-cm
Mxx-1.133e+23 Dyne-cm
Mxy-6.764e+22 Dyne-cm
Mxz2.343e+22 Dyne-cm
Myy1.333e+23 Dyne-cm
Myz2.288e+22 Dyne-cm
Mzz-2.006e+22 Dyne-cm
Variance Reduction72%
Version number1
Solution time2009/10/22 16:30:22 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1330-16684
NP2239-676

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