[rCMT] Mw=5.8 PACIFIC-ANTARCTIC RIDGE

USGS research CMT researchcmt at geohazards.usgs.gov
Fri May 16 15:27:09 GMT 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008sacw PACIFIC-ANTARCTIC RIDGE                           
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK BFO CCM COR CTAO ESK FFC GNI HKT INCN KEV KIP KIV KMBO KONO KURK LSZ LVC LVZ MAJO OTAV PET PMSA
Origin time: 2008  135  21  47  40
Original location (lat,lon,depth) :     -56.7000   -142.400  10   
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.004319 Mtt :      0.043139
Mff :     -0.038820 Mrt :      0.019975
Mrf :     -0.019847 Mtf :      0.023317
T-axis:  moment=     0.053   plunge=    15.402  azimuth=   349.088    
N-axis:  moment=     0.003   plunge=    59.466  azimuth=   106.931    
P-axis:  moment=    -0.057   plunge=    25.664  azimuth=   251.481    
best double couple: Mo=    0.055(x1.e26 dyncm)  Mw=5.8  tau=  2.1     
nodal planes (strike/dip/slip):   32.48/ 60.39/-172.17     298.60/ 83.20/-29.84 
Centroid location :  -56.579  -142.343    26.349
Centroid time :      9.228
Variance reduction (%) :  21
 
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         **-----------------------oo- **    
        *o------------------------o-    *   
       *  ooooo-------------------o-     *  
      **       oooo--------------oo-     ** 
      *           ooooo----------o-       * 
     **               ooooo-----oo-       **
     **                 + oooo-oo--       **
     **                     -oooo--       **
      *    P                -oo-ooo-      * 
      **                    oo-----ooo   ** 
       *                  ooo--------ooo-*  
        *               ooo-------------*   
         **           ooo-------------**    
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            ***ooooo -------------***       
               ****-----------****          
                   ***********              
 
          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     2    1    1    5    3    4    1    2    4    2    0    1            
r-comp:     0    1    1    4    1    2    1    0    2    2    0    1            
t-comp:     1    0    1    2    2    2    0    2    4    1    0    2            
Total number of traces used =  58  
number of runs = 1
starttime = Fri May 16 09:25:48 MDT 2008
endtime = Fri May 16 09:27:09 MDT 2008
inversion time = Fri May 16 09:26:58 MDT 2008 - Fri May 16 09:27:08 MDT 2008
Solution produced by inversion of channels with var red > 2%


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