NCSS Moment Tensor Solution

Solution reviewed by Nam Maneerat

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73700486
Origin Time2022/03/03 11:39:58
Latitude38.7775
Longitude-122.7575
Depth (TT)0.6 km
Depth (MT; not authoritative)1.5 km

Magnitudes:
Md3.49 (not authoritative)
Ml3.52 (not authoritative)
Mw3.78 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T5.56112.429290.812
N0.67141.42132.024
P-6.23245.915187.659

Source Composition:
TypePercent
DC78
CLVD22
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo5.90e+21 Dyne-cm
Mxx-2.022e+21 Dyne-cm
Mxy-1.990e+21 Dyne-cm
Mxz3.784e+21 Dyne-cm
Myy4.687e+21 Dyne-cm
Myz-5.012e+20 Dyne-cm
Mzz-2.664e+21 Dyne-cm
Variance Reduction89%
Version number2
Solution time2022/03/03 15:29:55 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1232-4569
NP2341-15249

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