NCSS Moment Tensor Solution

Solution reviewed by Kathryn Materna

Moment Tensor Diagram
Hypocentral Location:
Event ID73027396
Origin Time2018/06/08 17:23:53
Latitude39.2797
Longitude-123.2328
Depth (TT)3.3 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Md3.55 (not authoritative)
Ml3.64 (not authoritative)
Mw3.72 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T4.8537.754109.254
N-0.19575.469347.564
P-4.65812.213200.943

Source Composition:
TypePercent
DC92
CLVD8
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo4.76e+21 Dyne-cm
Mxx-3.374e+21 Dyne-cm
Mxy-2.966e+21 Dyne-cm
Mxz6.392e+20 Dyne-cm
Myy3.677e+21 Dyne-cm
Myz9.669e+20 Dyne-cm
Mzz-3.029e+20 Dyne-cm
Variance Reduction73%
Version number2
Solution time2018/06/08 19:16:22 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1335-16687
NP2245-376

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