NCSS Moment Tensor Solution

Solution reviewed by Yuexin Li

Moment Tensor Diagram
Hypocentral Location:
Event ID73580646
Origin Time2021/06/29 01:29:48
Latitude37.7115
Longitude-122.1193
Depth (TT)10.6 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Md3.92 (not authoritative)
Ml4.14 (not authoritative)
Mw3.9 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T8.51221.545111.275
N0.48768.335284.939
P-9.0002.17220.417

Source Composition:
TypePercent
DC89
CLVD11
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo8.76e+21 Dyne-cm
Mxx-6.919e+21 Dyne-cm
Mxy-5.445e+21 Dyne-cm
Mxz-1.331e+21 Dyne-cm
Myy5.363e+21 Dyne-cm
Myz2.429e+21 Dyne-cm
Mzz1.556e+21 Dyne-cm
Variance Reduction76%
Version number2
Solution time2021/06/29 01:54:49 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP12481777
NP215416673

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