NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID71842080
Origin Time2012/09/14 11:57:21
Latitude40.4378
Longitude-124.1608
Depth (TT)24.8 km
Depth (MT; not authoritative)24 km

Magnitudes:
Md3.05 (not authoritative)
Ml2.89 (not authoritative)
Mw3.36 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T1.5182.829278.038
N-0.28786.519133.702
P-1.2312.0268.138

Source Composition:
TypePercent
DC62
CLVD38
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.38e+21 Dyne-cm
Mxx-1.176e+21 Dyne-cm
Mxy-3.814e+20 Dyne-cm
Mxz-2.060e+19 Dyne-cm
Myy1.459e+21 Dyne-cm
Myz-9.280e+19 Dyne-cm
Mzz-2.834e+20 Dyne-cm
Variance Reduction57%
Version number1
Solution time2023/01/02 22:38:35 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP132317789
NP253187

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