NCSS Moment Tensor Solution

Solution reviewed by Taka Taira

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72284586
Origin Time2014/08/26 12:33:17
Latitude38.1785
Longitude-122.3008
Depth (TT)12.6 km
Depth (MT; not authoritative)11 km

Magnitudes:
Md3.79 (not authoritative)
Ml4.16 (not authoritative)
Mw3.9 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T8.9286.180126.990
N-0.36182.874277.002
P-8.5673.53436.606

Source Composition:
TypePercent
DC92
CLVD8
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo8.75e+21 Dyne-cm
Mxx-2.305e+21 Dyne-cm
Mxy-8.326e+21 Dyne-cm
Mxz-1.004e+21 Dyne-cm
Myy2.590e+21 Dyne-cm
Myz4.930e+20 Dyne-cm
Mzz-2.843e+20 Dyne-cm
Variance Reduction87%
Version number2
Solution time2014/08/26 12:54:03 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1262788
NP217217883

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