NCSS Moment Tensor Solution

Solution reviewed by Sevan Adourian

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73371960
Origin Time2020/04/17 05:44:05
Latitude38.0622
Longitude-118.7357
Depth (TT)6.6 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.62 (not authoritative)
Ml3.58 (not authoritative)
Mw3.67 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T3.95711.90695.342
N0.15877.232253.845
P-4.1154.5454.381

Source Composition:
TypePercent
DC92
CLVD8
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo4.04e+21 Dyne-cm
Mxx-4.032e+21 Dyne-cm
Mxy-6.606e+20 Dyne-cm
Mxz-4.080e+20 Dyne-cm
Myy3.739e+21 Dyne-cm
Myz7.377e+20 Dyne-cm
Mzz2.932e+20 Dyne-cm
Variance Reduction81%
Version number2
Solution time2020/04/17 06:12:27 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP12301285
NP213917578

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