NCSS Moment Tensor Solution

Solution reviewed by Li-Wei Chen

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73619336
Origin Time2021/09/03 05:44:20
Latitude39.1465
Longitude-123.1180
Depth (TT)9.2 km
Depth (MT; not authoritative)11 km

Magnitudes:
Md3.41 (not authoritative)
Ml3.41 (not authoritative)
Mw3.78 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T5.83612.615286.434
N-0.01467.94849.969
P-5.82217.783192.318

Source Composition:
TypePercent
DC100
CLVD0
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo5.83e+21 Dyne-cm
Mxx-4.595e+21 Dyne-cm
Mxy-2.610e+21 Dyne-cm
Mxz2.003e+21 Dyne-cm
Myy4.872e+21 Dyne-cm
Myz-8.356e+20 Dyne-cm
Mzz-2.769e+20 Dyne-cm
Variance Reduction80%
Version number4
Solution time2021/09/03 18:09:38 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1239-2286
NP2330-17668

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