NCSS Moment Tensor Solution

Solution reviewed by Taka Taira

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73666231
Origin Time2021/12/20 20:10:31
Latitude40.3902
Longitude-124.2980
Depth (TT)27.0 km
Depth (MT; not authoritative)33 km

Magnitudes:
Md6.37 (not authoritative)
Ml5.61 (not authoritative)
Mw6.14 (authoritative)

Principal Axes:
Scale1.0E+25 Dyne-cm
AxisValuePlungeAzimuth
T2.01713.76973.708
N0.02076.218251.090
P-2.0370.606343.560

Source Composition:
TypePercent
DC98
CLVD2
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.03e+25 Dyne-cm
Mxx-1.724e+25 Dyne-cm
Mxy1.066e+25 Dyne-cm
Mxz1.087e+24 Dyne-cm
Myy1.591e+25 Dyne-cm
Myz4.494e+24 Dyne-cm
Mzz1.325e+24 Dyne-cm
Variance Reduction83%
Version number2
Solution time2022/01/14 22:42:55 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP12091081
NP211817180

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