NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73289220
Origin Time2019/10/09 09:15:17
Latitude37.3818
Longitude-121.7328
Depth (TT)9.3 km
Depth (MT; not authoritative)11 km

Magnitudes:
Md3.33 (not authoritative)
Ml3.32 (not authoritative)
Mw3.25 (authoritative)

Principal Axes:
Scale1.0E+20 Dyne-cm
AxisValuePlungeAzimuth
T9.40410.100278.407
N0.13979.73287.918
P-9.5431.831188.081

Source Composition:
TypePercent
DC97
CLVD3
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo9.47e+20 Dyne-cm
Mxx-9.150e+20 Dyne-cm
Mxy-2.645e+20 Dyne-cm
Mxz5.400e+19 Dyne-cm
Myy8.736e+20 Dyne-cm
Myz-1.539e+20 Dyne-cm
Mzz4.140e+19 Dyne-cm
Variance Reduction63%
Version number1
Solution time2019/10/09 20:27:44 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP154884
NP232317482

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