NCSS Moment Tensor Solution

Solution reviewed by Li-Wei Chen

Moment Tensor Diagram
Hypocentral Location:
Event ID73175485
Origin Time2019/05/02 05:17:55
Latitude38.5432
Longitude-122.5952
Depth (TT)10.9 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Md3.28 (not authoritative)
Ml3.34 (not authoritative)
Mw3.2 (authoritative)

Principal Axes:
Scale1.0E+20 Dyne-cm
AxisValuePlungeAzimuth
T7.95524.03298.431
N-0.37465.296264.197
P-7.5815.3856.022

Source Composition:
TypePercent
DC91
CLVD9
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo7.77e+20 Dyne-cm
Mxx-7.290e+20 Dyne-cm
Mxy-1.753e+20 Dyne-cm
Mxz-1.124e+20 Dyne-cm
Myy6.346e+20 Dyne-cm
Myz2.994e+20 Dyne-cm
Mzz9.440e+19 Dyne-cm
Variance Reduction56%
Version number3
Solution time2019/05/02 18:28:04 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP12352177
NP214016669

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