NCSS Moment Tensor Solution

Solution reviewed by William Hawley

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72788391
Origin Time2017/04/13 22:21:02
Latitude36.4728
Longitude-120.9973
Depth (TT)5.1 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.69 (not authoritative)
Ml3.78 (not authoritative)
Mw3.52 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T2.3822.76799.683
N-0.01084.658338.565
P-2.3724.566189.904

Source Composition:
TypePercent
DC99
CLVD1
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.38e+21 Dyne-cm
Mxx-2.220e+21 Dyne-cm
Mxy-7.933e+20 Dyne-cm
Mxz1.653e+20 Dyne-cm
Myy2.239e+21 Dyne-cm
Myz1.459e+20 Dyne-cm
Mzz-1.900e+19 Dyne-cm
Variance Reduction53%
Version number1
Solution time2017/04/13 22:59:53 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1325-17589
NP2235-185

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