NCSS Moment Tensor Solution

Solution reviewed by Nam Maneerat

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73421981
Origin Time2020/07/05 16:14:08
Latitude38.7880
Longitude-122.7660
Depth (TT)0.7 km
Depth (MT; not authoritative)5 km

Magnitudes:
Md3.66 (not authoritative)
Ml3.87 (not authoritative)
Mw3.97 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T1.1081.15693.167
N0.04350.5641.760
P-1.15039.413184.117

Source Composition:
TypePercent
DC93
CLVD7
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.13e+22 Dyne-cm
Mxx-6.625e+21 Dyne-cm
Mxy-1.097e+21 Dyne-cm
Mxz5.827e+21 Dyne-cm
Myy1.100e+22 Dyne-cm
Myz6.348e+20 Dyne-cm
Mzz-4.378e+21 Dyne-cm
Variance Reduction91%
Version number3
Solution time2020/07/05 16:40:15 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1326-14964
NP2221-2962

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