NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72766431
Origin Time2017/02/21 22:46:24
Latitude36.6473
Longitude-120.9928
Depth (TT)5.2 km
Depth (MT; not authoritative)11 km

Magnitudes:
Md3.42 (not authoritative)
Ml3.7 (authoritative)
Mw3.3 (not authoritative)

Principal Axes:
Scale1.0E+20 Dyne-cm
AxisValuePlungeAzimuth
T10.79669.02431.768
N0.4915.293287.785
P-11.28720.236195.828

Source Composition:
TypePercent
DC91
CLVD9
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.10e+21 Dyne-cm
Mxx-8.152e+20 Dyne-cm
Mxy-2.130e+20 Dyne-cm
Mxz6.606e+20 Dyne-cm
Myy8.600e+18 Dyne-cm
Myz2.856e+20 Dyne-cm
Mzz8.066e+20 Dyne-cm
Variance Reduction21%
Version number1
Solution time2017/02/21 23:27:35 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP11109665
NP22767725

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