NCSS Moment Tensor Solution

Solution reviewed by Jennifer Taggart

Moment Tensor Diagram
Hypocentral Location:
Event ID71993641
Origin Time2013/05/18 13:46:10
Latitude40.3160
Longitude-124.3540
Depth (TT)19.4 km
Depth (MT; not authoritative)18 km fixed

Magnitudes:
Md3.89 (not authoritative)
Ml4.02 (not authoritative)
Mw4.28 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T3.33827.79079.998
N-0.09062.198261.826
P-3.2480.755170.395

Source Composition:
TypePercent
DC95
CLVD5
Iso(null)
Moment Tensor:
Mo3.29e+22 Dyne-cm
Mxx-3.079e+22 Dyne-cm
Mxy9.785e+21 Dyne-cm
Mxz2.866e+21 Dyne-cm
Myy2.424e+22 Dyne-cm
Myz1.386e+22 Dyne-cm
Mzz6.548e+21 Dyne-cm
Variance Reduction86%
Version number2
Solution time2013/05/18 14:13:24 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP112215971
NP22192070

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