[rCMT] Mw=5.9 NORTHWEST OF RYUKYU ISLANDS

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Tue Jul 31 16:05:54 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007fla3 NORTHWEST OF RYUKYU ISLAN                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  ARU BFO CTAO ESK GNI KEV KIP KIV KONO KURK LVZ MA2 PET PMG SFJD TAU TLY YAK YSS                    
Origin time: 2007  212  15   7  35
Original location (lat,lon,depth) :      27.3000    126.800  5    
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.013490 Mtt :      0.014790
Mff :     -0.001300 Mrt :     -0.035781
Mrf :     -0.047242 Mtf :      0.067256
T-axis:  moment=     0.104   plunge=    26.555  azimuth=   136.395    
N-axis:  moment=    -0.038   plunge=    54.276  azimuth=     2.376    
P-axis:  moment=    -0.066   plunge=    22.060  azimuth=   238.080    
best double couple: Mo=    0.085(x1.e26 dyncm)  Mw=5.9  tau=  2.4     
nodal planes (strike/dip/slip):  186.41/ 87.10/144.38     278.48/ 54.43/  3.56  
Centroid location :   27.145   126.955    10.000
Centroid time :      2.972
Variance reduction (%) :  27
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     2    1    0    1    1    2    4    5    0    0    0    0            
r-comp:     2    1    0    0    1    2    5    2    0    0    0    0            
t-comp:     2    0    0    0    1    1    5    1    0    0    0    0            
Total number of traces used =  39  
number of runs = 1
starttime = Tue Jul 31 10:05:11 MDT 2007
endtime = Tue Jul 31 10:05:54 MDT 2007
inversion time = Tue Jul 31 10:05:48 MDT 2007 - Tue Jul 31 10:05:54 MDT 2007
Solution produced by inversion of channels with var red > 2%



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