NCSS Moment Tensor Solution

Solution reviewed by Lekic

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID51220943
Origin Time2009/05/03 17:54:05
Latitude40.7492
Longitude-124.1638
Depth (TT)20.3 km
Depth (MT; not authoritative)30 km

Magnitudes:
Md3.84 (not authoritative)
Ml4.28 (not authoritative)
Mw4.17 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T2.4330.329285.043
N-0.45079.754193.220
P-1.98210.24115.102

Source Composition:
TypePercent
DC63
CLVD37
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.21e+22 Dyne-cm
Mxx-1.639e+22 Dyne-cm
Mxy-1.096e+22 Dyne-cm
Mxz-2.545e+21 Dyne-cm
Myy2.138e+22 Dyne-cm
Myz-8.585e+20 Dyne-cm
Mzz-4.986e+21 Dyne-cm
Variance Reduction53%
Version number3
Solution time2009/05/03 20:01:05 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1151-17283
NP260-783

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