NCSS Moment Tensor Solution

Solution reviewed by Jennifer Taggart

Moment Tensor Diagram
Hypocentral Location:
Event ID72858911
Origin Time2017/08/03 21:25:02
Latitude40.3832
Longitude-120.0297
Depth (TT)-2.0 km
Depth (MT; not authoritative)11 km fixed

Magnitudes:
Md3.45 (not authoritative)
Ml3.55 (not authoritative)
Mw3.56 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T2.6377.555112.318
N0.23782.389285.311
P-2.8740.91822.196

Source Composition:
TypePercent
DC83
CLVD17
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.76e+21 Dyne-cm
Mxx-2.089e+21 Dyne-cm
Mxy-1.916e+21 Dyne-cm
Mxz-1.649e+20 Dyne-cm
Myy1.811e+21 Dyne-cm
Myz2.705e+20 Dyne-cm
Mzz2.779e+20 Dyne-cm
Variance Reduction66%
Version number1
Solution time2017/08/03 22:12:30 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1248685
NP215717584

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