NCSS Moment Tensor Solution

Solution reviewed by Christina V

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73975501
Origin Time2023/12/13 06:52:20
Latitude38.7968
Longitude-122.7460
Depth (TT)0.3 km
Depth (MT; not authoritative)1.5 km

Magnitudes:
Md3.3 (not authoritative)
Ml3.46 (not authoritative)
Mw3.5 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T2.2943.132304.537
N-0.09833.82336.638
P-2.19655.992209.886

Source Composition:
TypePercent
DC91
CLVD9
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.24e+21 Dyne-cm
Mxx1.752e+20 Dyne-cm
Mxy-1.398e+21 Dyne-cm
Mxz9.174e+20 Dyne-cm
Myy1.358e+21 Dyne-cm
Myz3.772e+20 Dyne-cm
Mzz-1.533e+21 Dyne-cm
Variance Reduction63%
Version number3
Solution time2023/12/13 17:10:37 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1243-4857
NP24-13551

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