[rCMT] Mw=6.1 KEP. MENTAWAI REGION, INDONESIA

USGS research CMT researchcmt at geohazards.usgs.gov
Sun Mar 2 20:13:28 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008pdaj KEP. MENTAWAI REGION, IND                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK CTAO DGAR INCN KURK MAJO TLY ULN                                                               
Origin time: 2008   63   2  37  28
Original location (lat,lon,depth) :     -2.20000    99.8000  35   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.100913 Mtt :     -0.038072
Mff :     -0.062842 Mrt :      0.141386
Mrf :     -0.114484 Mtf :      0.052377
T-axis:  moment=     0.209   plunge=    59.099  azimuth=    32.774    
N-axis:  moment=    -0.001   plunge=     5.539  azimuth=   132.099    
P-axis:  moment=    -0.209   plunge=    30.292  azimuth=   225.346    
best double couple: Mo=    0.209(x1.e26 dyncm)  Mw=6.1  tau=  3.3     
nodal planes (strike/dip/slip):  130.66/ 75.52/ 84.28     332.50/ 15.55/111.11  
Centroid location :   -2.833    99.694    29.654
Centroid time :      3.062
Variance reduction (%) :  38
 
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        *  oo-----------------------oo--*   
       *    oo------------------------o--*  
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      *        oo----------------------oo-* 
     **         ooo---------------------o-**
     **           ooo---+---------------o-**
     **             ooo-----------------o-**
      *               ooo---------------o-* 
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       *                   oooo--------o-*  
        *      P              oooo----oo*   
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    1    0    1    2    2    0    0    1    0    0            
r-comp:     0    0    0    0    1    1    1    0    0    0    0    0            
t-comp:     0    0    1    0    0    1    1    0    0    1    0    0            
Total number of traces used =  14  
number of runs = 3
starttime = Sun Mar 2 20:04:12 MST 2008
endtime = Sun Mar 2 20:13:23 MST 2008
inversion time = Sun Mar 2 20:13:06 MST 2008 - Sun Mar 2 20:13:22 MST 2008
Solution produced by inversion of channels with var red > 2%


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