NCSS Moment Tensor Solution

Solution reviewed by Alex Robson

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73079795
Origin Time2018/09/03 02:10:12
Latitude37.4673
Longitude-121.8185
Depth (TT)7.2 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.5 (not authoritative)
Ml3.52 (not authoritative)
Mw3.4 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T1.53528.395110.001
N0.01261.604289.338
P-1.5470.27719.851

Source Composition:
TypePercent
DC98
CLVD2
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.54e+21 Dyne-cm
Mxx-1.229e+21 Dyne-cm
Mxy-8.765e+20 Dyne-cm
Mxz-2.250e+20 Dyne-cm
Myy8.728e+20 Dyne-cm
Myz5.961e+20 Dyne-cm
Mzz3.562e+20 Dyne-cm
Variance Reduction74%
Version number2
Solution time2018/09/03 03:13:09 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP12492171
NP215115970

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