[rCMT] Mw=5.8 KURIL ISLANDS

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Mon Oct 8 17:48:29 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007ifbi KURIL ISLANDS                                     
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  ARU KIP KURK LVZ TIXI TLY ULN YAK                                                                  
Origin time: 2007  281  17  10  36
Original location (lat,lon,depth) :      43.3000    146.800  56   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.042442 Mtt :     -0.013105
Mff :     -0.029337 Mrt :      0.037452
Mrf :     -0.012749 Mtf :     -0.028164
T-axis:  moment=     0.068   plunge=    57.333  azimuth=    27.584    
N-axis:  moment=    -0.015   plunge=    30.854  azimuth=   228.883    
P-axis:  moment=    -0.053   plunge=     9.690  azimuth=   133.029    
best double couple: Mo=    0.060(x1.e26 dyncm)  Mw=5.8  tau=  2.2     
nodal planes (strike/dip/slip):   67.76/ 61.56/125.68     191.32/ 44.42/ 42.88  
Centroid location :   43.721   147.487    46.335
Centroid time :      2.963
Variance reduction (%) :  32
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    1    0    0    0    3    2    1    0    0    0            
r-comp:     0    0    0    0    0    0    1    1    1    0    0    0            
t-comp:     0    0    1    0    0    0    1    2    1    0    0    0            
Total number of traces used =  15  
number of runs = 11
starttime = Mon Oct 8 11:20:34 MDT 2007
endtime = Mon Oct 8 11:48:26 MDT 2007
inversion time = Mon Oct 8 11:48:19 MDT 2007 - Mon Oct 8 11:48:26 MDT 2007
Solution produced by inversion of channels with var red > 2%



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