NCSS Moment Tensor Solution

Solution reviewed by Robert Martin-Short

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72882765
Origin Time2017/08/31 15:59:16
Latitude38.6210
Longitude-122.7033
Depth (TT)6.7 km
Depth (MT; not authoritative)14 km

Magnitudes:
Md3.31 (not authoritative)
Ml3.46 (not authoritative)
Mw3.52 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T2.3969.02698.306
N-0.05780.209301.306
P-2.3403.762188.905

Source Composition:
TypePercent
DC95
CLVD5
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.37e+21 Dyne-cm
Mxx-2.226e+21 Dyne-cm
Mxy-6.897e+20 Dyne-cm
Mxz9.280e+19 Dyne-cm
Myy2.232e+21 Dyne-cm
Myz3.992e+20 Dyne-cm
Mzz-6.000e+18 Dyne-cm
Variance Reduction52%
Version number1
Solution time2017/08/31 20:40:58 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP114317186
NP2234481

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