NCSS Moment Tensor Solution

Solution reviewed by Yuancong Gou

Moment Tensor Diagram
Hypocentral Location:
Event ID73908361
Origin Time2023/07/03 17:57:00
Latitude40.4000
Longitude-125.6437
Depth (TT)26.3 km
Depth (MT; not authoritative)27 km fixed

Magnitudes:
Md3.81 (not authoritative)
Ml3.67 (not authoritative)
Mw4.02 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T1.3504.09646.804
N-0.05784.048180.182
P-1.2934.311316.494

Source Composition:
TypePercent
DC92
CLVD8
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.32e+22 Dyne-cm
Mxx-4.774e+20 Dyne-cm
Mxy1.313e+22 Dyne-cm
Mxz1.390e+19 Dyne-cm
Myy1.044e+21 Dyne-cm
Myz1.369e+21 Dyne-cm
Mzz-5.671e+20 Dyne-cm
Variance Reduction86%
Version number4
Solution time2023/07/03 22:22:55 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP12-690
NP292-18084

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