NCSS Moment Tensor Solution

Solution reviewed by Taka Taira

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID72937211
Origin Time2017/12/09 02:27:48
Latitude37.5505
Longitude-118.8067
Depth (TT)3.9 km
Depth (MT; not authoritative)3.5 km

Magnitudes:
Md3.6 (not authoritative)
Ml3.79 (not authoritative)
Mw3.52 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T2.2658.21951.439
N0.2511.682321.196
P-2.51681.608219.711

Source Composition:
TypePercent
DC80
CLVD20
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.39e+21 Dyne-cm
Mxx9.829e+20 Dyne-cm
Mxy9.326e+20 Dyne-cm
Mxz4.850e+20 Dyne-cm
Myy1.433e+21 Dyne-cm
Myz4.781e+20 Dyne-cm
Mzz-2.416e+21 Dyne-cm
Variance Reduction54%
Version number1
Solution time2017/12/09 02:50:32 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1320-9253
NP2143-8737

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