[rCMT] Mw=6.0 OFFSHORE ANTOFAGASTA, CHILE

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Tue Nov 20 00:15:03 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007jxcz OFFSHORE ANTOFAGASTA, CHI                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : CCM HKT OTAV PMSA RPN SJG WCI                                                                       
Origin time: 2007  323  23  30  35
Original location (lat,lon,depth) :     -22.2000   -70.3000  35   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.102688 Mtt :      0.004540
Mff :     -0.107228 Mrt :      0.003641
Mrf :     -0.018858 Mtf :     -0.010722
T-axis:  moment=     0.105   plunge=    84.154  azimuth=    63.185    
N-axis:  moment=     0.005   plunge=     3.083  azimuth=   184.929    
P-axis:  moment=    -0.110   plunge=     4.962  azimuth=   275.197    
best double couple: Mo=    0.107(x1.e26 dyncm)  Mw=6.0  tau=  2.6     
nodal planes (strike/dip/slip):    8.59/ 40.13/ 94.79     182.34/ 50.04/ 85.98  
Centroid location :  -22.086   -71.891    44.027
Centroid time :     27.443
Variance reduction (%) :   5
 
                   ***********              
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            ***   --oo--------oo--***       
          **     -oo------------oo-- **     
         **      oo--------------oo-  **    
        *       -o----------------o-    *   
       *        oo----------------oo-    *  
      **        o------------------o-    ** 
      *        oo------------------o-     * 
     *P        o-------------------o-     **
     **        o--------+T---------o-     **
     **        o-------------------o      **
      *        o------------------oo      * 
      **       oo-----------------o-     ** 
       *       -o----------------oo      *  
        *       oo--------------oo      *   
         **     -oo------------oo-    **    
          **    --oo---------ooo-    **     
            ***  --oo------ooo--  ***       
               ****-ooo-oooo--****          
                   ***********              
 
          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    0    1    3    0    0    1    0    0            
r-comp:     1    0    0    0    0    1    4    0    0    1    0    0            
t-comp:     1    0    0    0    0    1    4    0    0    1    0    0            
Total number of traces used =  19  
number of runs = 11
starttime = Mon Nov 19 16:45:40 MST 2007
endtime = Mon Nov 19 17:14:45 MST 2007
inversion time = Mon Nov 19 17:14:33 MST 2007 - Mon Nov 19 17:14:44 MST 2007
Solution produced by inversion of all available channels



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