[rCMT] Mw=5.7 IZU ISLANDS, JAPAN REGION

USGS research CMT researchcmt at geohazards.usgs.gov
Fri May 30 08:02:10 GMT 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008srap IZU ISLANDS, JAPAN REGION                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : AAK CTAO KURK PET TIXI TLY ULN YAK                                                                  
Origin time: 2008  151   7  25  43
Original location (lat,lon,depth) :      30.8000    141.600  40   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.041469 Mtt :     -0.002660
Mff :     -0.038809 Mrt :      0.014655
Mrf :      0.024016 Mtf :      0.016540
T-axis:  moment=     0.054   plunge=    64.611  azimuth=   317.572    
N-axis:  moment=    -0.005   plunge=    22.088  azimuth=   168.802    
P-axis:  moment=    -0.049   plunge=    11.887  azimuth=    73.902    
best double couple: Mo=    0.052(x1.e26 dyncm)  Mw=5.7  tau=  2.1     
nodal planes (strike/dip/slip):    2.10/ 60.45/115.61     137.92/ 38.33/ 52.67  
Centroid location :   30.373   142.353    29.439
Centroid time :     -6.403
Variance reduction (%) :   9
 
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        *-o------------------oo         *   
       *--o-------------------o-         *  
      **--o-------------------oo         ** 
      * --o---------T----------o        P * 
     ** --oo-------------------o          **
     **  --o------------+------o          **
     **   -oo-----------------oo          **
      *    -oo----------------o           * 
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       *      -oo------------oo          *  
        *       ooo----------o          *   
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                   ***********              
 
          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    0    1    1    3    0    0    0    0            
r-comp:     1    0    0    0    0    1    2    4    0    0    0    0            
t-comp:     1    0    0    0    0    1    2    4    0    0    0    0            
Total number of traces used =  21  
number of runs = 9
starttime = Fri May 30 01:43:43 MDT 2008
endtime = Fri May 30 02:02:05 MDT 2008
inversion time = Fri May 30 02:02:01 MDT 2008 - Fri May 30 02:02:04 MDT 2008
Solution produced by inversion of all available channels


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