NCSS Moment Tensor Solution

Solution reviewed by Heng-Yi Su

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73540836
Origin Time2021/03/28 00:19:27
Latitude40.3640
Longitude-125.3168
Depth (TT)9.7 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.51 (not authoritative)
Ml3.45 (not authoritative)
Mw4.09 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T1.75913.13651.713
N-0.07371.325185.379
P-1.68713.036318.616

Source Composition:
TypePercent
DC92
CLVD8
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.72e+22 Dyne-cm
Mxx-2.681e+21 Dyne-cm
Mxy1.605e+22 Dyne-cm
Mxz-1.492e+20 Dyne-cm
Myy3.282e+21 Dyne-cm
Myz5.527e+21 Dyne-cm
Mzz-6.011e+20 Dyne-cm
Variance Reduction81%
Version number3
Solution time2021/03/30 03:27:39 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP11851990
NP29518071

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