NCSS Moment Tensor Solution

Solution reviewed by Diego Melgar

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72832766
Origin Time2017/07/10 01:44:13
Latitude40.6280
Longitude-123.2950
Depth (TT)29.9 km
Depth (MT; not authoritative)33 km

Magnitudes:
Md3.67 (not authoritative)
Ml3.6 (not authoritative)
Mw3.74 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T5.05422.78194.789
N-0.04662.367238.131
P-5.00814.792358.422

Source Composition:
TypePercent
DC98
CLVD2
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo5.03e+21 Dyne-cm
Mxx-4.651e+21 Dyne-cm
Mxy-2.330e+20 Dyne-cm
Mxz-1.376e+21 Dyne-cm
Myy4.256e+21 Dyne-cm
Myz1.848e+21 Dyne-cm
Mzz3.954e+20 Dyne-cm
Variance Reduction59%
Version number1
Solution time2017/07/10 02:08:16 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP12282785
NP213517463

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