NCSS Moment Tensor Solution

Solution reviewed by Jennifer Taggart

Moment Tensor Diagram
Hypocentral Location:
Event ID72867086
Origin Time2017/08/12 03:00:10
Latitude38.0612
Longitude-118.9167
Depth (TT)9.8 km
Depth (MT; not authoritative)11 km fixed

Magnitudes:
Md4 (not authoritative)
Ml4.29 (not authoritative)
Mw3.95 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T9.8300.548287.490
N1.40867.48818.813
P-11.23922.505197.263

Source Composition:
TypePercent
DC75
CLVD25
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.05e+22 Dyne-cm
Mxx-7.675e+21 Dyne-cm
Mxy-5.473e+21 Dyne-cm
Mxz4.295e+21 Dyne-cm
Myy8.118e+21 Dyne-cm
Myz1.250e+21 Dyne-cm
Mzz-4.436e+20 Dyne-cm
Variance Reduction70%
Version number2
Solution time2017/08/12 03:49:17 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1240-1775
NP2335-16474

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