NCSS Moment Tensor Solution

Solution reviewed by Robert Martin-Short

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72807936
Origin Time2017/05/29 18:21:25
Latitude38.9013
Longitude-123.0018
Depth (TT)4.2 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md2.92 (not authoritative)
Ml2.94 (not authoritative)
Mw3.26 (authoritative)

Principal Axes:
Scale1.0E+20 Dyne-cm
AxisValuePlungeAzimuth
T9.26328.729281.431
N0.59758.21573.631
P-9.86012.440184.486

Source Composition:
TypePercent
DC88
CLVD12
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo9.56e+20 Dyne-cm
Mxx-9.052e+20 Dyne-cm
Mxy-2.072e+20 Dyne-cm
Mxz2.917e+20 Dyne-cm
Myy6.938e+20 Dyne-cm
Myz-3.408e+20 Dyne-cm
Mzz2.114e+20 Dyne-cm
Variance Reduction54%
Version number3
Solution time2017/05/31 02:23:59 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1563079
NP231916861

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