NCSS Moment Tensor Solution

Solution reviewed by William Hawley

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72758290
Origin Time2017/01/31 05:35:09
Latitude36.7620
Longitude-121.3570
Depth (TT)9.5 km
Depth (MT; not authoritative)11 km

Magnitudes:
Md3.31 (not authoritative)
Ml3.45 (not authoritative)
Mw3.28 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T0.99718.45797.293
N0.09871.380269.435
P-1.0952.3736.500

Source Composition:
TypePercent
DC82
CLVD18
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.05e+21 Dyne-cm
Mxx-1.064e+21 Dyne-cm
Mxy-2.358e+20 Dyne-cm
Mxz-8.330e+19 Dyne-cm
Myy8.787e+20 Dyne-cm
Myz2.623e+20 Dyne-cm
Mzz1.859e+20 Dyne-cm
Variance Reduction46%
Version number1
Solution time2017/01/31 18:06:38 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP12331579
NP214016875

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