NCSS Moment Tensor Solution

Solution reviewed by Qingkai Kong

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73235831
Origin Time2019/07/27 09:37:41
Latitude36.6952
Longitude-121.3262
Depth (TT)4.7 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.69 (not authoritative)
Ml3.87 (not authoritative)
Mw3.7 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T4.2524.246273.938
N0.40867.011173.860
P-4.66022.5495.705

Source Composition:
TypePercent
DC82
CLVD18
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo4.46e+21 Dyne-cm
Mxx-3.854e+21 Dyne-cm
Mxy-6.896e+20 Dyne-cm
Mxz-1.767e+21 Dyne-cm
Myy4.170e+21 Dyne-cm
Myz-4.616e+20 Dyne-cm
Mzz-3.161e+20 Dyne-cm
Variance Reduction85%
Version number3
Solution time2019/07/27 10:48:59 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1142-16177
NP248-1371

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