[rCMT] Mw=6.3 SOUTHWESTERN RYUKYU ISL., JAPAN

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Fri Apr 20 01:01:11 GMT 2007


General region :  2007bjab SOUTHWESTERN RYUKYU ISL.,                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK PET TIXI TLY ULN YAK YSS                                                                       
Origin time: 2007  110   0  26  45
Original location (lat,lon,depth) :      25.7000    125.100  50   
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.267932 Mtt :      0.250265
Mff :      0.017666 Mrt :     -0.080819
Mrf :     -0.160376 Mtf :      0.112110
T-axis:  moment=     0.328   plunge=    13.585  azimuth=   153.410    
N-axis:  moment=     0.013   plunge=    18.698  azimuth=    58.719    
P-axis:  moment=    -0.341   plunge=    66.583  azimuth=   277.325    
best double couple: Mo=    0.335(x1.e26 dyncm)  Mw=6.3  tau=  3.8     
nodal planes (strike/dip/slip):   47.97/ 61.13/-111.47     267.14/ 35.42/-56.42 
Centroid location :   25.272   125.706    36.972
Centroid time :     -4.471
Variance reduction (%) :  34
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    1    3    0    1    0    0    0    0            
r-comp:     0    0    0    0    1    1    2    1    0    0    0    0            
t-comp:     0    0    0    0    1    1    0    1    0    0    0    0            
Total number of traces used =  13  
number of runs = 11
starttime = Thu Apr 19 18:38:23 MDT 2007
endtime = Thu Apr 19 19:01:10 MDT 2007
inversion time = Thu Apr 19 19:01:08 MDT 2007 - Thu Apr 19 19:01:10 MDT 2007
Solution produced by inversion of channels with var red > 2%



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