[rCMT] Mw=6.3 LOYALTY ISLANDS

USGS research CMT researchcmt at geohazards.usgs.gov
Fri Apr 18 23:50:15 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008raa3 LOYALTY ISLANDS                                   
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY CTAO KIP MAJO RPN TAU YSS                                                                     
Origin time: 2008  110   5  58  45
Original location (lat,lon,depth) :     -20.3000    168.700  35   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.191873 Mtt :     -0.245950
Mff :      0.054077 Mrt :      0.236897
Mrf :      0.089092 Mtf :      0.126033
T-axis:  moment=     0.355   plunge=    54.605  azimuth=   314.710    
N-axis:  moment=     0.010   plunge=    27.177  azimuth=    90.980    
P-axis:  moment=    -0.366   plunge=    20.866  azimuth=   192.266    
best double couple: Mo=    0.361(x1.e26 dyncm)  Mw=6.3  tau=  3.9     
nodal planes (strike/dip/slip):   80.83/ 71.06/ 61.13     320.35/ 34.08/144.60  
Centroid location :  -20.049   168.372    23.555
Centroid time :      5.769
Variance reduction (%) :  32
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    1    0    1    0    2    0    0    1    1    1            
r-comp:     0    0    1    0    1    0    1    0    0    0    1    0            
t-comp:     0    0    1    0    1    0    1    0    0    0    0    0            
Total number of traces used =  14  
number of runs = 7
starttime = Sat Apr 19 00:32:58 MDT 2008
endtime = Sat Apr 19 00:50:12 MDT 2008
inversion time = Sat Apr 19 00:50:06 MDT 2008 - Sat Apr 19 00:50:12 MDT 2008
Solution produced by inversion of channels with var red > 2%


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