NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72974771
Origin Time2018/02/23 20:19:25
Latitude37.8285
Longitude-121.9818
Depth (TT)6.0 km
Depth (MT; not authoritative)1.5 km

Magnitudes:
Md3.54 (not authoritative)
Ml3.43 (not authoritative)
Mw3.39 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T1.66841.026135.419
N-0.30548.892319.755
P-1.3632.149227.290

Source Composition:
TypePercent
DC63
CLVD37
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.52e+21 Dyne-cm
Mxx-2.214e+20 Dyne-cm
Mxy-1.088e+21 Dyne-cm
Mxz-6.692e+20 Dyne-cm
Myy-3.222e+20 Dyne-cm
Myz7.151e+20 Dyne-cm
Mzz5.436e+20 Dyne-cm
Variance Reduction56%
Version number1
Solution time2018/02/26 20:53:29 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP117414764
NP22803061

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