[rCMT] Mw=6.6 NEAR WEST COAST OF HONSHU, JAPAN

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Mon Jul 16 01:54:14 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007ewac NEAR WEST COAST OF HONSHU                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  ARU CTAO KIP KURK LVZ PET TIXI TLY YAK                                                             
Origin time: 2007  197   1  13  27
Original location (lat,lon,depth) :      37.6000    138.400  49   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.900861 Mtt :     -0.360105
Mff :     -0.540756 Mrt :      0.256321
Mrf :      0.662589 Mtf :     -0.434049
T-axis:  moment=     1.164   plunge=    69.291  azimuth=   279.436    
N-axis:  moment=    -0.040   plunge=     8.396  azimuth=    32.416    
P-axis:  moment=    -1.124   plunge=    18.788  azimuth=   125.294    
best double couple: Mo=    1.144(x1.e26 dyncm)  Mw=6.6  tau=  5.8     
nodal planes (strike/dip/slip):   28.34/ 64.30/ 80.67     229.08/ 27.23/108.61  
Centroid location :   37.367   138.906    16.438
Centroid time :     -2.484
Variance reduction (%) :  54
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    0    0    1    1    0    3    2    0    0    0    0            
r-comp:     0    0    0    1    1    0    3    3    0    0    0    0            
t-comp:     0    0    0    1    1    0    2    2    0    0    0    0            
Total number of traces used =  22  
number of runs = 10
starttime = Sun Jul 15 19:33:36 MDT 2007
endtime = Sun Jul 15 19:54:14 MDT 2007
inversion time = Sun Jul 15 19:54:11 MDT 2007 - Sun Jul 15 19:54:14 MDT 2007
Solution produced by inversion of channels with var red > 2%



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