[rCMT] Mw=5.7 SOUTH SANDWICH ISLANDS REGION

USGS research CMT researchcmt at geohazards.usgs.gov
Sat Oct 4 08:53:28 GMT 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008xtal SOUTH SANDWICH ISLANDS RE                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : CASY LSZ NNA OTAV RPN SDV SUR TAU TSUM                                                              
Origin time: 2008  278   7  57   0
Original location (lat,lon,depth) :     -59.3000   -26.1000  102  
Moment tensor (x1.e26 dyncm) :
Mrr :      0.021174 Mtt :     -0.004587
Mff :     -0.016587 Mrt :      0.000631
Mrf :     -0.033325 Mtf :     -0.025059
T-axis:  moment=     0.045   plunge=    51.821  azimuth=    62.159    
N-axis:  moment=     0.003   plunge=    28.934  azimuth=   196.829    
P-axis:  moment=    -0.047   plunge=    22.626  azimuth=   300.150    
best double couple: Mo=    0.046(x1.e26 dyncm)  Mw=5.7  tau=  2.0     
nodal planes (strike/dip/slip):   71.51/ 34.12/149.60     187.41/ 73.51/ 59.70  
Centroid location :  -60.283   -27.977    41.710
Centroid time :      1.517
Variance reduction (%) :   4
 
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                   ***********              
 
          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     2    0    0    2    1    0    0    2    0    1    0    0            
r-comp:     1    0    0    1    0    0    0    2    1    1    0    0            
t-comp:     1    0    0    1    0    0    0    2    1    1    0    0            
Total number of traces used =  20  
number of runs = 16
starttime = Sat Oct 4 02:13:55 MDT 2008
endtime = Sat Oct 4 02:53:16 MDT 2008
inversion time = Sat Oct 4 02:53:09 MDT 2008 - Sat Oct 4 02:53:15 MDT 2008
Solution produced by inversion of all available channels


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