NCSS Moment Tensor Solution

Solution reviewed by Yuexin Li

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73578421
Origin Time2021/06/23 08:25:37
Latitude39.3727
Longitude-120.4627
Depth (TT)10.0 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.43 (not authoritative)
Ml3.51 (not authoritative)
Mw3.3 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T1.47743.004320.482
N0.04824.69475.877
P-1.52536.886186.063

Source Composition:
TypePercent
DC94
CLVD6
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.50e+21 Dyne-cm
Mxx-4.923e+20 Dyne-cm
Mxy-4.807e+20 Dyne-cm
Mxz1.301e+21 Dyne-cm
Myy3.464e+20 Dyne-cm
Myz-3.736e+20 Dyne-cm
Mzz1.460e+20 Dyne-cm
Variance Reduction39%
Version number5
Solution time2021/06/25 19:04:34 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1746587
NP233717225

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