NCSS Moment Tensor Solution

Solution reviewed by Alex Robson

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72906781
Origin Time2017/10/10 00:53:18
Latitude37.3103
Longitude-121.6795
Depth (TT)7.9 km
Depth (MT; not authoritative)11 km

Magnitudes:
Md4.17 (not authoritative)
Ml4.39 (not authoritative)
Mw4.09 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T1.6522.046104.574
N0.08287.938277.413
P-1.7340.25714.565

Source Composition:
TypePercent
DC91
CLVD9
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.69e+22 Dyne-cm
Mxx-1.520e+22 Dyne-cm
Mxy-8.240e+21 Dyne-cm
Mxz-2.198e+20 Dyne-cm
Myy1.436e+22 Dyne-cm
Myz5.219e+20 Dyne-cm
Mzz8.369e+20 Dyne-cm
Variance Reduction92%
Version number2
Solution time2017/10/10 01:41:15 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1240289
NP215017988

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