NCSS Moment Tensor Solution

Solution reviewed by Jennifer Taggart

Moment Tensor Diagram
Hypocentral Location:
Event ID73224146
Origin Time2019/07/15 20:46:51
Latitude37.2715
Longitude-121.6475
Depth (TT)6.5 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Md3.35 (not authoritative)
Ml3.45 (not authoritative)
Mw3.3 (authoritative)

Principal Axes:
Scale1.0E+20 Dyne-cm
AxisValuePlungeAzimuth
T10.21921.884284.367
N2.07865.175134.107
P-12.29711.14318.905

Source Composition:
TypePercent
DC66
CLVD34
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.13e+21 Dyne-cm
Mxx-9.876e+20 Dyne-cm
Mxy-5.927e+20 Dyne-cm
Mxz-1.880e+20 Dyne-cm
Myy7.204e+20 Dyne-cm
Myz-3.611e+20 Dyne-cm
Mzz2.672e+20 Dyne-cm
Variance Reduction51%
Version number2
Solution time2019/07/15 21:28:31 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP133015683
NP263866

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