[rCMT] Mw=6.3 LOYALTY ISLANDS

USGS research CMT researchcmt at geohazards.usgs.gov
Wed Apr 9 05:14:24 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008qqay LOYALTY ISLANDS                                   
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY CTAO KIP MAJO PET RPN TAU YSS                                                                 
Origin time: 2008  100  11  23  44
Original location (lat,lon,depth) :     -20.3000    168.800  71   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.376586 Mtt :     -0.074987
Mff :     -0.301599 Mrt :      0.104638
Mrf :     -0.051589 Mtf :      0.115947
T-axis:  moment=     0.401   plunge=    77.915  azimuth=    10.412    
N-axis:  moment=    -0.039   plunge=     9.820  azimuth=   154.358    
P-axis:  moment=    -0.361   plunge=     6.974  azimuth=   245.571    
best double couple: Mo=    0.381(x1.e26 dyncm)  Mw=6.3  tau=  4.0     
nodal planes (strike/dip/slip):  346.71/ 38.99/105.73     146.79/ 52.73/ 77.62  
Centroid location :  -20.298   168.960    44.501
Centroid time :      0.375
Variance reduction (%) :  26
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    1    0    1    0    3    0    0    1    1    1            
r-comp:     0    0    1    0    1    0    1    0    0    1    1    0            
t-comp:     0    0    0    0    1    0    0    0    0    1    1    0            
Total number of traces used =  16  
number of runs = 3
starttime = Wed Apr 9 06:08:06 MDT 2008
endtime = Wed Apr 9 06:14:24 MDT 2008
inversion time = Wed Apr 9 06:14:21 MDT 2008 - Wed Apr 9 06:14:23 MDT 2008
Solution produced by inversion of channels with var red > 2%


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