[rCMT] Mw=6.0 BONIN ISLANDS, JAPAN REGION

USGS research CMT researchcmt at geohazards.usgs.gov
Fri Mar 14 16:13:20 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008ppcy BONIN ISLANDS, JAPAN REGI                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK KIP KURK PET TIXI TLY ULN YAK YSS                                                              
Origin time: 2008   74  22  32  14
Original location (lat,lon,depth) :      26.9000    142.600  42   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.089250 Mtt :      0.009483
Mff :     -0.098733 Mrt :      0.090127
Mrf :      0.048176 Mtf :      0.016404
T-axis:  moment=     0.157   plunge=    56.004  azimuth=   340.179    
N-axis:  moment=    -0.047   plunge=    29.634  azimuth=   192.669    
P-axis:  moment=    -0.111   plunge=    15.133  azimuth=    93.820    
best double couple: Mo=    0.134(x1.e26 dyncm)  Mw=6.0  tau=  2.8     
nodal planes (strike/dip/slip):   27.12/ 66.32/122.68     149.17/ 39.57/ 39.09  
Centroid location :   26.536   143.217    31.171
Centroid time :      4.410
Variance reduction (%) :  34
 
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       *---o---------T----------oo-      *  
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      *  --o-------------------oo-        * 
     **  --oo-----------------oo-         **
     **   --o-----------+-----o-          **
     **    -oo---------------oo         P **
      *      oo-------------oo            * 
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       *       oo        oo              *  
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    1    0    2    1    3    0    0    0    0            
r-comp:     0    0    0    0    0    1    1    3    0    0    0    0            
t-comp:     0    0    0    0    0    0    2    2    0    0    0    0            
Total number of traces used =  16  
number of runs = 3
starttime = Fri Mar 14 17:03:12 MDT 2008
endtime = Fri Mar 14 17:13:15 MDT 2008
inversion time = Fri Mar 14 17:12:56 MDT 2008 - Fri Mar 14 17:13:14 MDT 2008
Solution produced by inversion of channels with var red > 2%


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