NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73056106
Origin Time2018/07/26 07:22:26
Latitude39.2278
Longitude-120.1233
Depth (TT)-2.0 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.59 (not authoritative)
Ml3.65 (not authoritative)
Mw3.47 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T2.04810.182109.862
N-0.06260.8431.083
P-1.98627.001205.113

Source Composition:
TypePercent
DC94
CLVD6
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.02e+21 Dyne-cm
Mxx-1.078e+21 Dyne-cm
Mxy-1.240e+21 Dyne-cm
Mxz5.798e+20 Dyne-cm
Myy1.471e+21 Dyne-cm
Myz6.755e+20 Dyne-cm
Mzz-3.927e+20 Dyne-cm
Variance Reduction83%
Version number1
Solution time2018/07/26 18:51:33 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1340-15379
NP2244-1364

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