NCSS Moment Tensor Solution

Solution reviewed by Yuexin Li

Moment Tensor Diagram
Hypocentral Location:
Event ID73231951
Origin Time2019/07/22 17:08:53
Latitude40.7282
Longitude-125.0330
Depth (TT)0.9 km
Depth (MT; not authoritative)11 km fixed

Magnitudes:
Md3.33 (not authoritative)
Ml3.67 (not authoritative)
Mw3.74 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T5.0873.93595.341
N-0.12786.036282.217
P-4.9600.473185.374

Source Composition:
TypePercent
DC95
CLVD5
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo5.02e+21 Dyne-cm
Mxx-4.873e+21 Dyne-cm
Mxy-9.316e+20 Dyne-cm
Mxz6.500e+18 Dyne-cm
Myy4.975e+21 Dyne-cm
Myz3.592e+20 Dyne-cm
Mzz-1.027e+20 Dyne-cm
Variance Reduction61%
Version number2
Solution time2019/07/22 17:49:44 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP114017788
NP2230287

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