NCSS Moment Tensor Solution

Solution reviewed by Sarina Patel

Moment Tensor Diagram
Hypocentral Location:
Event ID73644630
Origin Time2021/10/25 23:42:36
Latitude35.7758
Longitude-121.3043
Depth (TT)7.8 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Md4.98 (not authoritative)
Ml4.9 (not authoritative)
Mw4.65 (authoritative)

Principal Axes:
Scale1.0E+23 Dyne-cm
AxisValuePlungeAzimuth
T1.16280.272259.942
N-0.0117.300121.591
P-1.1516.39530.769

Source Composition:
TypePercent
DC98
CLVD2
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.16e+23 Dyne-cm
Mxx-8.409e+22 Dyne-cm
Mxy-4.889e+22 Dyne-cm
Mxz-1.425e+22 Dyne-cm
Myy-2.732e+22 Dyne-cm
Myz-2.569e+22 Dyne-cm
Mzz1.114e+23 Dyne-cm
Variance Reduction91%
Version number2
Solution time2021/10/26 19:30:39 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP13079952
NP21137839

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