NCSS Moment Tensor Solution

Solution reviewed by Nate Lindsey

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72988926
Origin Time2018/03/23 03:09:39
Latitude40.4483
Longitude-124.4905
Depth (TT)21.0 km
Depth (MT; not authoritative)27 km

Magnitudes:
Md4.37 (not authoritative)
Ml4.72 (not authoritative)
Mw4.66 (authoritative)

Principal Axes:
Scale1.0E+23 Dyne-cm
AxisValuePlungeAzimuth
T1.1039.276258.241
N0.18778.43141.165
P-1.2906.853167.116

Source Composition:
TypePercent
DC71
CLVD29
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.20e+23 Dyne-cm
Mxx-1.160e+23 Dyne-cm
Mxy4.945e+22 Dyne-cm
Mxz1.410e+22 Dyne-cm
Myy9.697e+22 Dyne-cm
Myz-1.816e+22 Dyne-cm
Mzz1.901e+22 Dyne-cm
Variance Reduction81%
Version number2
Solution time2018/03/23 04:17:43 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1331188
NP230317879

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