Event 642964 Waveforms Moment Tensor Graphs
Summary:
Map includes seismicity in the last 60 days within 55 Km of this event.
Magnitude (ML)4.48
Region 40.0 mi WSW of Las_Vegas
Date time 2018-07-05 at 15:17:36.947 UTC
2018-07-05 at 08:17:36.947 PDT
Location 35.8945 ; -115.7758
Depth 8.56 km
RMS 0.2678
Gap 045
Stations 46
Defining Phases 73
Associated Phases 105
Type Local
Status Reviewed
Page Updated 2018-07-05 at 10:15:41.589
REVIEWED BY NSL STAFF

Event ID:642964
Origin ID:1720379
Algorithm: Ichinose (2003) Long Period, Regional-Distance Waves
Seismic Moment Tensor Solution

2018/07/05 (186) 15:17:38.00 35.8937 -115.7717 001
	Depth =  10.0 (km)
	Mw    =  4.11
	Mo    =  1.82x10^22 (dyne x cm)

	Percent Double Couple =  93 %
	Percent CLVD          =   7 %
	no ISO calculated
	Epsilon=-0.03
	 Percent Variance Reduction =  71.88 %
	 Total Fit                  =  9.15 
	Major Double Couple
		            strike dip   rake
		Nodal Plane 1:  79  82   -8
		Nodal Plane 2: 170  83 -172

	DEVIATORIC MOMENT TENSOR

	Moment Tensor Elements: Spherical Coordinates
		Mrr= -0.12 Mtt= -0.60 Mff=  0.72
		Mrt= -0.26 Mrf=  0.19 Mtf=  1.67 EXP=22


	Moment Tensor Elements: Cartesian Coordinates
		-0.60 -1.67 -0.26
		-1.67  0.72 -0.19
		-0.26 -0.19 -0.12

	Eigenvalues:
		T-axis eigenvalue=  1.85
		N-axis eigenvalue= -0.06
		P-axis eigenvalue= -1.79

	Eigenvalues and eigenvectors of the Major Double Couple:
		T-axis ev= 1.85 trend=304 plunge=0
		N-axis ev= 0.00 trend=213 plunge=79
		P-axis ev=-1.85 trend=34 plunge=11

	Maximum Azmuithal Gap=73 Distance to Nearest Station= 45.8 (km)

	Number of Stations (D=Displacement/V=Velocity) Used=9 (defining only)
		
	 SHO.CI.D TUQ.CI.D UNVG.NN.D V12A.NN.D
	 SHP.NN.D GWY.NN.D GMR.CI.D HEC.CI.D
	 S11A.NN.D


              #####------------                             
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        ###########------------ P ---                       
      #############------------   -----                     
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   T ##############----------------------                   
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All Stations defining and nondefining: 
Station.Net 	Def 	Distance 	Azi    	Bazi  	lo-f 	hi-f vmodel
            	    	(km)     	(deg)  	(deg) 	(Hz) 	(Hz)    
SHO.CI (D) 	Y 	    45.8  	271  	 91  	0.020 	0.080 SHO.CI.wus.glib
TUQ.CI (D) 	Y 	    52.2  	195  	 15  	0.020 	0.080 TUQ.CI.wus.glib
UNVG.NN (D) 	Y 	    61.7  	 67  	247  	0.020 	0.080 UNVG.NN.wus.glib
V12A.NN (D) 	Y 	    85.0  	102  	283  	0.020 	0.080 V12A.NN.wus.glib
SHP.NN (D) 	Y 	    86.9  	 39  	219  	0.020 	0.080 SHP.NN.wus.glib
GWY.NN (D) 	Y 	    87.2  	292  	112  	0.020 	0.080 GWY.NN.wus.glib
GMR.CI (D) 	Y 	   124.2  	175  	355  	0.020 	0.080 GMR.CI.wus.glib
HEC.CI (D) 	Y 	   128.6  	203  	 23  	0.020 	0.080 HEC.CI.wus.glib
S11A.NN (D) 	Y 	   194.0  	  1  	181  	0.020 	0.080 S11A.NN.wus.glib

 (V)-velocity (D)-Displacement

Author: www-data
Date: 2018/07/05 16:41:34

mtinv Version 2.1_DEVEL OCT2008

index

Source: Nevada Seismological Laboratory


Source: Nevada Seismological Laboratory


Source: Nevada Seismological Laboratory


Source: Nevada Seismological Laboratory


Source: Nevada Seismological Laboratory


Source: Nevada Seismological Laboratory


Source: Nevada Seismological Laboratory

Note: Graphs are auto-generated: not reviewed by NSL staff