NCSS Moment Tensor Solution

Solution reviewed by Taka Taira

Moment Tensor Diagram
Hypocentral Location:
Event ID73008716
Origin Time2018/04/30 11:55:03
Latitude37.8740
Longitude-121.9902
Depth (TT)6.8 km
Depth (MT; not authoritative)5 km fixed

Magnitudes:
Md3.46 (not authoritative)
Ml3.34 (not authoritative)
Mw3.3 (authoritative)

Principal Axes:
Scale1.0E+20 Dyne-cm
AxisValuePlungeAzimuth
T11.2416.349288.684
N-0.54183.614114.936
P-10.7000.69018.760

Source Composition:
TypePercent
DC90
CLVD10
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.10e+21 Dyne-cm
Mxx-8.454e+20 Dyne-cm
Mxy-6.625e+20 Dyne-cm
Mxz2.990e+19 Dyne-cm
Myy8.852e+20 Dyne-cm
Myz-1.266e+20 Dyne-cm
Mzz-3.990e+19 Dyne-cm
Variance Reduction68%
Version number1
Solution time2018/04/30 12:35:20 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP133417586
NP264485

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