[rCMT] Mw=6.3 SOUTHEAST OF LOYALTY ISLANDS

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Fri Jul 27 15:36:25 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007fha7 SOUTHEAST OF LOYALTY ISLA                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY CTAO INCN KIP MAJO PMG TAU                                                                    
Origin time: 2007  208  14  46  32
Original location (lat,lon,depth) :     -21.5000    170.900  35   
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.043071 Mtt :     -0.142465
Mff :      0.185536 Mrt :     -0.162298
Mrf :      0.208377 Mtf :      0.108993
T-axis:  moment=     0.309   plunge=    29.909  azimuth=   271.975    
N-axis:  moment=     0.041   plunge=    37.228  azimuth=   156.058    
P-axis:  moment=    -0.350   plunge=    38.373  azimuth=    29.071    
best double couple: Mo=    0.330(x1.e26 dyncm)  Mw=6.3  tau=  3.8     
nodal planes (strike/dip/slip):   55.83/ 37.67/ -8.12     152.28/ 85.05/-127.39 
Centroid location :  -20.950   171.112    20.483
Centroid time :      3.839
Variance reduction (%) :  55
 
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        *---------oo          P        o*   
       *-----------o                    o*  
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     **--------------oo                o  **
     **----T----------oo+             oo  **
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      *-----------------oo          oo----* 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    1    0    1    1    1    1    1    1            
r-comp:     0    0    0    0    1    0    1    0    1    1    1    0            
t-comp:     0    0    0    0    1    0    1    1    1    1    1    0            
Total number of traces used =  18  
number of runs = 11
starttime = Fri Jul 27 09:13:15 MDT 2007
endtime = Fri Jul 27 09:36:24 MDT 2007
inversion time = Fri Jul 27 09:36:22 MDT 2007 - Fri Jul 27 09:36:24 MDT 2007
Solution produced by inversion of channels with var red > 2%



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