NCSS Moment Tensor Solution

Solution reviewed by Taka Taira

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID21077821
Origin Time2000/01/16 01:51:33
Latitude40.4467
Longitude-125.7358
Depth (TT)4.8 km
Depth (MT; not authoritative)24 km

Magnitudes:
Ma4.21 (not authoritative)
Md3.83 (not authoritative)
Mw4.31 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T4.19910.41749.008
N-1.03175.398183.889
P-3.16810.119317.128

Source Composition:
TypePercent
DC51
CLVD49
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo3.68e+22 Dyne-cm
Mxx3.329e+20 Dyne-cm
Mxy3.537e+22 Dyne-cm
Mxz3.391e+21 Dyne-cm
Myy8.924e+21 Dyne-cm
Myz9.534e+21 Dyne-cm
Mzz-9.257e+21 Dyne-cm
Variance Reduction82%
Version number2
Solution time2012/09/28 07:22:00 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP11831590
NP29318075

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