NCSS Moment Tensor Solution

Solution reviewed by CW Johnson

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72453246
Origin Time2015/05/22 02:53:01
Latitude38.4317
Longitude-122.2503
Depth (TT)12.8 km
Depth (MT; not authoritative)5 km

Magnitudes:
Md4.43 (not authoritative)
Ml4.23 (not authoritative)
Mw4.09 (authoritative)

Principal Axes:
Scale1.0E+22 Dyne-cm
AxisValuePlungeAzimuth
T1.7761.387119.807
N-0.14786.3227.678
P-1.6293.406209.890

Source Composition:
TypePercent
DC83
CLVD17
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.70e+22 Dyne-cm
Mxx-7.822e+21 Dyne-cm
Mxy-1.467e+22 Dyne-cm
Mxz5.308e+20 Dyne-cm
Myy9.331e+21 Dyne-cm
Myz8.417e+20 Dyne-cm
Mzz-1.508e+21 Dyne-cm
Variance Reduction77%
Version number2
Solution time2015/05/22 03:15:06 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1345-17789
NP2255-187

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