[rCMT] Mw=6.1 LOYALTY ISLANDS

USGS research CMT researchcmt at geohazards.usgs.gov
Fri Apr 11 11:42:13 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008qsbu LOYALTY ISLANDS                                   
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY CTAO KIP MAJO PET RPN TAU                                                                     
Origin time: 2008  102  17  45   6
Original location (lat,lon,depth) :     -20.4000    168.800  37   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.129078 Mtt :     -0.035920
Mff :     -0.093158 Mrt :      0.088658
Mrf :     -0.068734 Mtf :      0.058334
T-axis:  moment=     0.174   plunge=    67.589  azimuth=    25.210    
N-axis:  moment=    -0.006   plunge=     9.694  azimuth=   139.680    
P-axis:  moment=    -0.168   plunge=    20.002  azimuth=   233.245    
best double couple: Mo=    0.171(x1.e26 dyncm)  Mw=6.1  tau=  3.1     
nodal planes (strike/dip/slip):  339.79/ 26.42/112.24     135.25/ 65.68/ 79.35  
Centroid location :  -20.651   168.692    36.767
Centroid time :      7.839
Variance reduction (%) :  40
 
                   ***********              
               ****ooooooooo--****          
            ***------------oooo---***       
          **------------------ooo--- **     
         **o--------------------ooo-- **    
        *  oo---------------------oo--  *   
       *    oo---------------------oo--  *  
      **     oo---------------------oo-- ** 
      *       oo----------T----------oo-  * 
     **        oo---------------------o-- **
     **         oo------+-------------o-- **
     **          ooo------------------o-- **
      *            ooo----------------o-- * 
      **             ooo--------------o--** 
       *               ooo-----------oo--*  
        *   P            oooo--------o--*   
         **                 ooooo--oo-**    
          **                    ooooo**     
            ***                  o***       
               ****           ****          
                   ***********              
 
          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    0    0    0    0    0    0    1    0            
t-comp:     0    0    0    0    0    0    2    0    0    1    1    0            
Total number of traces used =  13  
number of runs = 10
starttime = Fri Apr 11 12:21:21 MDT 2008
endtime = Fri Apr 11 12:42:13 MDT 2008
inversion time = Fri Apr 11 12:42:11 MDT 2008 - Fri Apr 11 12:42:13 MDT 2008
Solution produced by inversion of channels with var red > 2%


More information about the researchCMT mailing list