[rCMT] Mw=5.9 SOLOMON ISLANDS

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Sat Jun 16 05:11:51 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007drak SOLOMON ISLANDS                                   
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY INCN KIP MA2 MAJO PET TAU                                                                     
Origin time: 2007  167   4  24   4
Original location (lat,lon,depth) :     -7.30000    155.400  57   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.059664 Mtt :     -0.055083
Mff :     -0.004582 Mrt :     -0.048162
Mrf :     -0.014326 Mtf :      0.032346
T-axis:  moment=     0.084   plunge=    62.406  azimuth=   143.157    
N-axis:  moment=    -0.003   plunge=    21.889  azimuth=   283.397    
P-axis:  moment=    -0.082   plunge=    15.956  azimuth=    19.993    
best double couple: Mo=    0.083(x1.e26 dyncm)  Mw=5.9  tau=  2.4     
nodal planes (strike/dip/slip):  138.70/ 34.81/130.77     272.29/ 64.39/ 65.58  
Centroid location :   -6.999   154.904    23.999
Centroid time :     -3.902
Variance reduction (%) :  30
 
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        * o                             *   
       *  o                              *  
      **  o  oooooooooooooooooooo        ** 
      *  ooooo------------------oooooo-   * 
     **oo o---------------------------oooo**
     **   oo------------+----------------o**
     **   -o------------------------------**
      *    -o-----------------------------* 
      **    -oo-------------T------------** 
       *     -oo-------------------------*  
        *     -ooo----------------------*   
         **     -oooo-----------------**    
          **      --oooo-------------**     
            ***      --ooooooooooo***       
               ****     ------****          
                   ***********              
 
          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    1    1    2    0    0    0    0    2            
r-comp:     0    0    0    0    0    0    1    0    0    0    0    1            
t-comp:     0    0    0    0    1    1    3    0    0    0    0    0            
Total number of traces used =  13  
number of runs = 10
starttime = Fri Jun 15 22:51:14 MDT 2007
endtime = Fri Jun 15 23:11:51 MDT 2007
inversion time = Fri Jun 15 23:11:49 MDT 2007 - Fri Jun 15 23:11:50 MDT 2007
Solution produced by inversion of channels with var red > 2%



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