NCSS Moment Tensor Solution

Solution reviewed by Taka Taira

Moment Tensor Diagram
Hypocentral Location:
Event ID71872340
Origin Time2012/10/31 09:52:58
Latitude37.0912
Longitude-121.5060
Depth (TT)9.4 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Md3.26 (not authoritative)
Ml3.32 (not authoritative)
Mw3.22 (authoritative)

Principal Axes:
Scale1.0E+20 Dyne-cm
AxisValuePlungeAzimuth
T7.9797.526289.953
N0.71280.40071.312
P-8.6915.926199.167

Source Composition:
TypePercent
DC84
CLVD16
Iso(null)
Moment Tensor:
Mo8.34e+20 Dyne-cm
Mxx-6.756e+20 Dyne-cm
Mxy-5.176e+20 Dyne-cm
Mxz1.234e+20 Dyne-cm
Myy6.020e+20 Dyne-cm
Myz-5.700e+19 Dyne-cm
Mzz7.360e+19 Dyne-cm
Variance Reduction64%
Version number1
Solution time2012/10/31 10:18:22 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1651089
NP233417980

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