NCSS Moment Tensor Solution

Solution reviewed by Yuexin Li

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73347185
Origin Time2020/02/27 23:27:30
Latitude38.8338
Longitude-122.8067
Depth (TT)2.7 km
Depth (MT; not authoritative)3.5 km

Magnitudes:
Md3.3 (not authoritative)
Ml3.48 (not authoritative)
Mw3.68 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T4.0580.620113.765
N0.21432.190204.156
P-4.27157.80322.780

Source Composition:
TypePercent
DC90
CLVD10
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo4.16e+21 Dyne-cm
Mxx-2.446e+20 Dyne-cm
Mxy-1.872e+21 Dyne-cm
Mxz-1.881e+21 Dyne-cm
Myy3.242e+21 Dyne-cm
Myz-7.449e+20 Dyne-cm
Mzz-2.997e+21 Dyne-cm
Variance Reduction69%
Version number3
Solution time2020/02/28 19:18:47 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP152-4954
NP2175-13253

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