NCSS Moment Tensor Solution

Solution reviewed by Sevan Adourian

Moment Tensor Diagram
Hypocentral Location:
Event ID73632531
Origin Time2021/10/02 19:22:27
Latitude37.7527
Longitude-122.1577
Depth (TT)6.0 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Md3.34 (not authoritative)
Ml3.49 (not authoritative)
Mw3.35 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T1.3029.099265.102
N0.03677.748127.584
P-1.3388.136356.414

Source Composition:
TypePercent
DC95
CLVD5
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.32e+21 Dyne-cm
Mxx-1.296e+21 Dyne-cm
Mxy1.891e+20 Dyne-cm
Mxz-2.090e+20 Dyne-cm
Myy1.256e+21 Dyne-cm
Myz-1.850e+20 Dyne-cm
Mzz4.000e+19 Dyne-cm
Variance Reduction66%
Version number1
Solution time2021/10/02 20:28:44 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP131116889
NP241178

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