NCSS Moment Tensor Solution

Solution reviewed by Sarina Patel

Moment Tensor Diagram
Hypocentral Location:
Event ID73367640
Origin Time2020/04/11 16:57:12
Latitude38.0495
Longitude-118.7525
Depth (TT)7.7 km
Depth (MT; not authoritative)11 km fixed

Magnitudes:
Md4.13 (not authoritative)
Ml3.98 (not authoritative)
Mw3.95 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T9.6579.250109.318
N1.50777.807330.406
P-11.1647.874200.608

Source Composition:
TypePercent
DC73
CLVD27
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.04e+22 Dyne-cm
Mxx-8.517e+21 Dyne-cm
Mxy-6.575e+21 Dyne-cm
Mxz1.182e+21 Dyne-cm
Myy7.038e+21 Dyne-cm
Myz1.826e+21 Dyne-cm
Mzz1.479e+21 Dyne-cm
Variance Reduction78%
Version number3
Solution time2020/04/11 17:59:44 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP115516889
NP2245178

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