NCSS Moment Tensor Solution

Solution reviewed by Taka Taira

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID71475591
Origin Time2010/10/18 03:44:43
Latitude39.3500
Longitude-120.0330
Depth (TT)4.1 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.1 (not authoritative)
Ml2.97 (not authoritative)
Mw3.09 (authoritative)

Principal Axes:
Scale1.0E+20 Dyne-cm
AxisValuePlungeAzimuth
T5.3756.903269.991
N-0.03462.12413.222
P-5.34126.863176.475

Source Composition:
TypePercent
DC99
CLVD1
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo5.36e+20 Dyne-cm
Mxx-4.242e+20 Dyne-cm
Mxy2.600e+19 Dyne-cm
Mxz2.135e+20 Dyne-cm
Myy5.281e+20 Dyne-cm
Myz-7.770e+19 Dyne-cm
Mzz-1.040e+20 Dyne-cm
Variance Reduction58%
Version number1
Solution time2010/10/18 04:05:12 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1220-2576
NP2316-16566

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