NCSS Moment Tensor Solution

Solution reviewed by Katie Wooddell

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72914336
Origin Time2017/10/26 18:40:18
Latitude37.1203
Longitude-121.5235
Depth (TT)7.5 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.42 (not authoritative)
Ml3.43 (not authoritative)
Mw3.43 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T1.6175.986291.496
N0.21979.96957.853
P-1.8368.020200.650

Source Composition:
TypePercent
DC76
CLVD24
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.73e+21 Dyne-cm
Mxx-1.359e+21 Dyne-cm
Mxy-1.136e+21 Dyne-cm
Mxz3.187e+20 Dyne-cm
Myy1.166e+21 Dyne-cm
Myz-3.490e+19 Dyne-cm
Mzz1.937e+20 Dyne-cm
Variance Reduction74%
Version number1
Solution time2017/10/26 22:01:49 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1246-1089
NP2336-17980

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