NCSS Moment Tensor Solution

Solution reviewed by Li-Wei Chen

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73440191
Origin Time2020/08/09 00:00:35
Latitude40.3138
Longitude-124.6672
Depth (TT)16.2 km
Depth (MT; not authoritative)24 km

Magnitudes:
Md3.51 (not authoritative)
Ml3.72 (not authoritative)
Mw3.8 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T6.29912.69751.338
N-0.00274.994198.532
P-6.2977.866319.555

Source Composition:
TypePercent
DC100
CLVD0
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo6.30e+21 Dyne-cm
Mxx-1.239e+21 Dyne-cm
Mxy5.975e+21 Dyne-cm
Mxz1.946e+20 Dyne-cm
Myy1.055e+21 Dyne-cm
Myz1.609e+21 Dyne-cm
Mzz1.845e+20 Dyne-cm
Variance Reduction73%
Version number3
Solution time2020/08/09 01:48:07 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP11861587
NP29517775

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