NCSS Moment Tensor Solution

Solution reviewed by Peggy

Moment Tensor Diagram
Hypocentral Location:
Event ID332444
Origin Time1993/01/16 06:29:35
Latitude37.0183
Longitude-121.4632
Depth (TT)7.2 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Ma4.96 (not authoritative)
Md4.84 (not authoritative)
Mw4.91 (authoritative)

Principal Axes:
Scale1.0E+23 Dyne-cm
AxisValuePlungeAzimuth
T2.8359.686101.990
N0.01176.165328.119
P-2.8469.784193.676

Source Composition:
TypePercent
DC99
CLVD1
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.84e+23 Dyne-cm
Mxx-2.490e+23 Dyne-cm
Mxy-1.195e+23 Dyne-cm
Mxz3.677e+22 Dyne-cm
Myy2.481e+23 Dyne-cm
Myz5.712e+22 Dyne-cm
Mzz8.769e+20 Dyne-cm
Variance Reduction90%
Version number1
Solution time2015/11/17 19:27:38 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1328-16690
NP2238076

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