NCSS Moment Tensor Solution

Solution reviewed by Taka Taira

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72943706
Origin Time2017/12/24 00:31:28
Latitude37.1125
Longitude-121.5203
Depth (TT)7.5 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.29 (not authoritative)
Ml3.35 (not authoritative)
Mw3.27 (authoritative)

Principal Axes:
Scale1.0E+20 Dyne-cm
AxisValuePlungeAzimuth
T9.25210.720106.931
N1.59476.873322.663
P-10.8467.488198.357

Source Composition:
TypePercent
DC71
CLVD29
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.00e+21 Dyne-cm
Mxx-8.795e+20 Dyne-cm
Mxy-5.715e+20 Dyne-cm
Mxz1.118e+20 Dyne-cm
Myy7.147e+20 Dyne-cm
Myz1.845e+20 Dyne-cm
Mzz1.648e+20 Dyne-cm
Variance Reduction72%
Version number1
Solution time2017/12/24 00:52:39 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP115216788
NP2243277

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