NCSS Moment Tensor Solution

Solution reviewed by Taka Taira

Moment Tensor Diagram
Hypocentral Location:
Event ID71768555
Origin Time2012/04/21 15:19:10
Latitude36.7793
Longitude-121.4952
Depth (TT)6.9 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Md3.15 (not authoritative)
Ml3.18 (not authoritative)
Mw3.08 (authoritative)

Principal Axes:
Scale1.0e+20 Dyne-cm
AxisValuePlungeAzimuth
T5.15912.95991.338
N0.11768.035216.128
P-5.27617.419357.197

Source Composition:
TypePercent
DC96
CLVD4
Iso(null)
Moment Tensor:
Mo5.22e+20 Dyne-cm
Mxx-4.778e+20 Dyne-cm
Mxy1.280e+19 Dyne-cm
Mxz-1.564e+20 Dyne-cm
Myy4.891e+20 Dyne-cm
Myz1.177e+20 Dyne-cm
Mzz-1.130e+19 Dyne-cm
Variance Reduction47%
Version number1
Solution time2012/04/23 18:59:40 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP144-2287
NP2135-17768

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