NCSS Moment Tensor Solution

Solution reviewed by Alex Robson

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73078885
Origin Time2018/09/01 15:45:07
Latitude38.8267
Longitude-122.8113
Depth (TT)1.5 km
Depth (MT; not authoritative)3.5 km

Magnitudes:
Md3.46 (not authoritative)
Ml3.52 (not authoritative)
Mw3.76 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T5.7832.822120.226
N-0.7621.32730.161
P-5.02186.881275.001

Source Composition:
TypePercent
DC74
CLVD26
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo5.40e+21 Dyne-cm
Mxx8.924e+20 Dyne-cm
Mxy-2.839e+21 Dyne-cm
Mxz-1.822e+20 Dyne-cm
Myy4.100e+21 Dyne-cm
Myz5.086e+20 Dyne-cm
Mzz-4.992e+21 Dyne-cm
Variance Reduction79%
Version number2
Solution time2018/09/01 16:39:07 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP129-9248
NP2212-8842

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