[rCMT] Mw=6.0 BOUGAINVILLE REGION, P.N.G.

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Sun Oct 21 11:13:27 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007itah BOUGAINVILLE REGION, P.N.                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY INCN KIP MAJO PET TAU TLY YAK YSS                                                             
Origin time: 2007  294  10  24  55
Original location (lat,lon,depth) :     -6.40000    154.600  63   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.108156 Mtt :     -0.065929
Mff :     -0.042227 Mrt :      0.013442
Mrf :     -0.015967 Mtf :      0.048993
T-axis:  moment=     0.110   plunge=    84.166  azimuth=    59.533    
N-axis:  moment=    -0.004   plunge=     2.088  azimuth=   308.625    
P-axis:  moment=    -0.106   plunge=     5.445  azimuth=   218.426    
best double couple: Mo=    0.108(x1.e26 dyncm)  Mw=6.0  tau=  2.6     
nodal planes (strike/dip/slip):  130.35/ 50.48/ 92.71     306.10/ 39.60/ 86.72  
Centroid location :   -6.500   154.621    49.464
Centroid time :     -1.606
Variance reduction (%) :  29
 
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         **o-------------ooooo        **    
        *-o------------------ooo-       *   
       *--o--------------------ooo-      *  
      ** -o-----------------------oo-    ** 
      *   -o-----------------------oo-    * 
     **    oo-----------------------oo--  **
     **     oo----------+T-----------oo-- **
     **      oo-----------------------oo--**
      *        oo----------------------o--* 
      **        ooo--------------------o-** 
       *          ooo------------------o-*  
        *           oooo---------------o*   
         **            oooooo---------**    
          ** P             -ooooooooo**     
            ***                  -***       
               ****           ****          
                   ***********              
 
          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    1    1    4    0    0    0    0    2            
r-comp:     0    0    0    0    1    0    2    1    0    0    0    0            
t-comp:     0    0    0    0    1    1    2    1    0    0    0    1            
Total number of traces used =  18  
number of runs = 8
starttime = Sun Oct 21 04:52:33 MDT 2007
endtime = Sun Oct 21 05:13:23 MDT 2007
inversion time = Sun Oct 21 05:13:13 MDT 2007 - Sun Oct 21 05:13:23 MDT 2007
Solution produced by inversion of channels with var red > 2%



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