NCSS Moment Tensor Solution

Solution reviewed by Qingkai Kong

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73166830
Origin Time2019/04/15 17:55:58
Latitude37.3842
Longitude-118.5377
Depth (TT)8.9 km
Depth (MT; not authoritative)21 km

Magnitudes:
Md4 (not authoritative)
Ml4.23 (not authoritative)
Mw3.88 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T8.11020.953253.446
N0.29769.04773.640
P-8.4070.065343.471

Source Composition:
TypePercent
DC93
CLVD7
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo8.26e+21 Dyne-cm
Mxx-7.149e+21 Dyne-cm
Mxy4.235e+21 Dyne-cm
Mxz-7.528e+20 Dyne-cm
Myy5.853e+21 Dyne-cm
Myz-2.498e+21 Dyne-cm
Mzz1.296e+21 Dyne-cm
Variance Reduction80%
Version number2
Solution time2019/04/15 19:31:46 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP129716575
NP2301575

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