[rCMT] Mw=5.8 KEP. MENTAWAI REGION, INDONESIA

USGS research CMT researchcmt at geohazards.usgs.gov
Thu Feb 21 17:38:21 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008nsfr KEP. MENTAWAI REGION, IND                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : AAK ARU CASY CTAO GNI INCN KIV MAJO TAU TLY                                                         
Origin time: 2008   52  23  55  34
Original location (lat,lon,depth) :     -2.20000    99.9000  10   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.011812 Mtt :     -0.008562
Mff :     -0.003250 Mrt :      0.049772
Mrf :     -0.048050 Mtf :      0.008902
T-axis:  moment=     0.069   plunge=    50.428  azimuth=    46.027    
N-axis:  moment=     0.003   plunge=     1.877  azimuth=   313.754    
P-axis:  moment=    -0.072   plunge=    39.509  azimuth=   222.206    
best double couple: Mo=    0.070(x1.e26 dyncm)  Mw=5.8  tau=  2.3     
nodal planes (strike/dip/slip):  133.93/ 84.54/ 91.89     294.86/  5.78/ 71.02  
Centroid location :   -2.370    99.677    10.000
Centroid time :     12.171
Variance reduction (%) :   1
 
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        *o   oo-----------------------oo*   
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      *           oo---------------------o* 
     **             oo--------------------**
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      **                   ooo-----------** 
       *         P           ooo---------*  
        *                      ooo------*   
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    1    1    0    1    1    2    1    0    0    0    0            
r-comp:     0    1    1    0    0    2    2    2    0    0    0    0            
t-comp:     0    1    1    0    0    2    2    2    0    0    0    0            
Total number of traces used =  24  
number of runs = 6
starttime = Thu Feb 21 17:21:47 MST 2008
endtime = Thu Feb 21 17:37:47 MST 2008
inversion time = Thu Feb 21 17:37:15 MST 2008 - Thu Feb 21 17:37:44 MST 2008
Solution produced by inversion of all available channels


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