NCSS Moment Tensor Solution

Solution reviewed by Jennifer

Moment Tensor Diagram
Hypocentral Location:
Event ID71766345
Origin Time2012/04/17 20:31:35
Latitude40.9737
Longitude-124.4222
Depth (TT)19.8 km
Depth (MT; not authoritative)21 km fixed

Magnitudes:
Md3.62 (not authoritative)
Ml3.51 (not authoritative)
Mw4.15 (authoritative)

Principal Axes:
Scale1.0e+22 Dyne-cm
AxisValuePlungeAzimuth
T2.26912.188110.895
N-0.33377.673282.166
P-1.9361.81520.503

Source Composition:
TypePercent
DC71
CLVD29
Iso(null)
Moment Tensor:
Mo2.10e+22 Dyne-cm
Mxx-1.422e+22 Dyne-cm
Mxy-1.354e+22 Dyne-cm
Mxz-2.390e+21 Dyne-cm
Myy1.640e+22 Dyne-cm
Myz4.837e+21 Dyne-cm
Mzz-2.182e+21 Dyne-cm
Variance Reduction68%
Version number3
Solution time2012/04/24 16:55:20 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP12461083
NP215517380

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