[rCMT] (Update) Mw=5.9 VANCOUVER ISLAND, CANADA

USGS research CMT researchcmt at geohazards.usgs.gov
Thu Aug 28 21:29:01 GMT 2008


HUMAN REVIEWED solution
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More data added
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General region :  2008wgb9 VANCOUVER ISLAND, CANADA                          
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK ARU BFO CCM CTAO ESK GNI HKT INCN KIP KIV KMBO KONO KURK MAJO OTAV PET PMG RPN SDV SJG SUR TUC 
Origin time: 2008  241  12  37  35
Original location (lat,lon,depth) :      50.2000   -129.500  10   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.004064 Mtt :     -0.073554
Mff :      0.069490 Mrt :     -0.074607
Mrf :     -0.024510 Mtf :     -0.006641
T-axis:  moment=     0.081   plunge=    27.072  azimuth=   101.818    
N-axis:  moment=     0.040   plunge=    45.990  azimuth=   223.761    
P-axis:  moment=    -0.121   plunge=    31.667  azimuth=   353.442    
best double couple: Mo=    0.101(x1.e26 dyncm)  Mw=5.9  tau=  2.6     
nodal planes (strike/dip/slip):   46.70/ 87.17/-43.94     139.42/ 46.13/-176.07 
Centroid location :   50.275  -129.608    20.516
Centroid time :      8.279
Variance reduction (%) :  27
 
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          **o          P             **     
         **o                        o **    
        *  o                      oo ---*   
       *   o                    oo ------*  
      **-  o                  oo --------** 
      *----oo               ooo-----------* 
     **-----o             ooo-------------**
     **-----oo---      -+oo---------------**
     **------oo-------ooo-----------------**
      *-------oo----ooo--------------T----* 
      **-------oooooo--------------------** 
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        *-----o-o-oooo------------------*   
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               ****         --****          
                   ***********              
 
          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    1    5    1    1    5    3    4    1    2    1    0            
r-comp:     0    2    3    0    0    1    3    2    1    1    0    0            
t-comp:     0    2    4    0    1    2    1    3    0    2    0    0            
Total number of traces used =  53  


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