NCSS Moment Tensor Solution

Solution reviewed by Sierra

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73944166
Origin Time2023/10/01 15:41:30
Latitude40.2997
Longitude-124.2867
Depth (TT)9.1 km
Depth (MT; not authoritative)11 km

Magnitudes:
Md3.98 (not authoritative)
Ml4.21 (not authoritative)
Mw4.09 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T1.72549.519143.846
N0.00640.233331.426
P-1.7313.749238.248

Source Composition:
TypePercent
DC99
CLVD1
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.73e+22 Dyne-cm
Mxx-6.800e+18 Dyne-cm
Mxy-1.119e+22 Dyne-cm
Mxz-6.257e+21 Dyne-cm
Myy-9.922e+21 Dyne-cm
Myz5.971e+21 Dyne-cm
Mzz9.929e+21 Dyne-cm
Variance Reduction80%
Version number2
Solution time2023/10/01 16:52:42 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP118013861
NP22943754

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