NCSS Moment Tensor Solution

Solution reviewed by Qingkai Kong

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73195396
Origin Time2019/06/11 07:46:25
Latitude38.8140
Longitude-122.8232
Depth (TT)1.6 km
Depth (MT; not authoritative)5 km

Magnitudes:
Md3.7 (not authoritative)
Ml3.72 (not authoritative)
Mw4.07 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T1.9862.664284.406
N-0.7684.95314.637
P-1.21984.373166.221

Source Composition:
TypePercent
DC23
CLVD77
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.60e+22 Dyne-cm
Mxx-6.016e+21 Dyne-cm
Mxy-6.612e+21 Dyne-cm
Mxz7.458e+20 Dyne-cm
Myy1.810e+22 Dyne-cm
Myz-1.344e+21 Dyne-cm
Mzz-1.209e+22 Dyne-cm
Variance Reduction92%
Version number3
Solution time2019/06/11 08:18:51 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1199-8348
NP29-9743

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