NCSS Moment Tensor Solution

Solution reviewed by Fabia Terra

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73786811
Origin Time2022/09/28 17:02:02
Latitude37.5022
Longitude-121.6207
Depth (TT)7.2 km
Depth (MT; not authoritative)14 km

Magnitudes:
Md3.24 (not authoritative)
Ml3.39 (not authoritative)
Mw3.35 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T1.3629.401132.344
N-0.05479.896290.644
P-1.3083.66941.736

Source Composition:
TypePercent
DC92
CLVD8
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.34e+21 Dyne-cm
Mxx-1.240e+20 Dyne-cm
Mxy-1.307e+21 Dyne-cm
Mxz-2.135e+20 Dyne-cm
Myy1.456e+20 Dyne-cm
Myz1.154e+20 Dyne-cm
Mzz-2.150e+19 Dyne-cm
Variance Reduction76%
Version number1
Solution time2022/09/28 18:24:10 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1267986
NP217717681

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