[rCMT] Mw=5.5 KEP. MENTAWAI REGION, INDONESIA

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Sun Sep 23 14:51:46 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007hqaz KEP. MENTAWAI REGION, IND                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : CTAO DGAR INCN KURK MAJO PMG ULN                                                                    
Origin time: 2007  266  14  13  41
Original location (lat,lon,depth) :     -2.20000    99.9000  14   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.011286 Mtt :     -0.007904
Mff :     -0.003381 Mrt :      0.013780
Mrf :     -0.011278 Mtf :      0.011413
T-axis:  moment=     0.020   plunge=    64.365  azimuth=    39.137    
N-axis:  moment=     0.006   plunge=     0.091  azimuth=   129.327    
P-axis:  moment=    -0.026   plunge=    25.635  azimuth=   219.370    
best double couple: Mo=    0.023(x1.e26 dyncm)  Mw=5.5  tau=  1.6     
nodal planes (strike/dip/slip):  129.29/ 70.63/ 89.90     309.58/ 19.37/ 90.27  
Centroid location :   -2.720   101.038    16.033
Centroid time :     11.647
Variance reduction (%) :   1
 
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         **----------------------ooo--**    
        *-oo-----------------------ooo--*   
       *---oo------------------------oo--*  
      ** ---oo------------------------oo-** 
      *      ooo------------T----------oo-* 
     **        ooo----------------------o-**
     **          oo-----+---------------o-**
     **           ooo-------------------oo**
      *             oooo-----------------o* 
      **               ooo--------------o** 
       *                 oooo-----------o*  
        *                   ooooo------o*   
         **    P               -oooooo**    
          **                    -----**     
            ***                  -***       
               ****           ****          
                   ***********              
 
          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    2    0    1    1    1    0    0    0    0    0            
r-comp:     0    0    2    0    1    2    1    0    0    1    0    0            
t-comp:     0    0    2    0    1    2    1    0    0    1    0    0            
Total number of traces used =  19  
number of runs = 8
starttime = Sun Sep 23 08:31:12 MDT 2007
endtime = Sun Sep 23 08:51:35 MDT 2007
inversion time = Sun Sep 23 08:51:27 MDT 2007 - Sun Sep 23 08:51:34 MDT 2007
Solution produced by inversion of all available channels



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