NCSS Moment Tensor Solution

Solution reviewed by Claire Doody

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73707826
Origin Time2022/03/19 16:59:41
Latitude37.0023
Longitude-121.7617
Depth (TT)13.5 km
Depth (MT; not authoritative)11 km

Magnitudes:
Md3.65 (not authoritative)
Ml3.87 (not authoritative)
Mw3.58 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T2.89526.686258.685
N0.12361.79499.105
P-3.0188.473352.979

Source Composition:
TypePercent
DC92
CLVD8
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.96e+21 Dyne-cm
Mxx-2.819e+21 Dyne-cm
Mxy7.984e+20 Dyne-cm
Mxz-6.725e+20 Dyne-cm
Myy2.204e+21 Dyne-cm
Myz-1.034e+21 Dyne-cm
Mzz6.140e+20 Dyne-cm
Variance Reduction70%
Version number1
Solution time2022/03/19 17:18:04 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP130315478
NP2391465

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