NCSS Moment Tensor Solution

Solution reviewed by Sierra

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73947835
Origin Time2023/10/16 10:31:25
Latitude40.7560
Longitude-124.5208
Depth (TT)23.6 km
Depth (MT; not authoritative)24 km

Magnitudes:
Md3.85 (not authoritative)
Ml4.07 (not authoritative)
Mw4.03 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T13.38910.613114.801
N0.79075.690252.074
P-14.1799.48823.006

Source Composition:
TypePercent
DC89
CLVD11
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.38e+22 Dyne-cm
Mxx-9.407e+21 Dyne-cm
Mxy-9.874e+21 Dyne-cm
Mxz-3.197e+21 Dyne-cm
Myy8.596e+21 Dyne-cm
Myz1.119e+21 Dyne-cm
Mzz8.107e+20 Dyne-cm
Variance Reduction85%
Version number4
Solution time2023/10/17 20:31:07 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP12491489
NP215917976

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