NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID21350824
Origin Time2004/03/16 06:38:33
Latitude36.8050
Longitude-121.5203
Depth (TT)4.7 km
Depth (MT; not authoritative)5 km

Magnitudes:
Md4.7 (not authoritative)
Ml4.53 (not authoritative)
Mw4.25 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T2.6480.969265.570
N0.60575.182171.904
P-3.25414.784355.826

Source Composition:
TypePercent
DC63
CLVD37
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.95e+22 Dyne-cm
Mxx-2.971e+22 Dyne-cm
Mxy4.192e+21 Dyne-cm
Mxz-9.522e+21 Dyne-cm
Myy2.617e+22 Dyne-cm
Myz3.484e+20 Dyne-cm
Mzz3.544e+21 Dyne-cm
Variance Reduction88%
Version number1
Solution time2009/10/21 04:40:18 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1132-16980
NP240-1079

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