[rCMT] Mw=6.3 KEP. MENTAWAI REGION, INDONESIA

USGS research CMT researchcmt at geohazards.usgs.gov
Sun Feb 24 08:21:14 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008nvcg KEP. MENTAWAI REGION, IND                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK CTAO DGAR INCN KURK TLY ULN                                                                    
Origin time: 2008   55  14  46  24
Original location (lat,lon,depth) :     -2.30000   100.0000  35   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.146342 Mtt :     -0.062310
Mff :     -0.084032 Mrt :      0.286109
Mrf :     -0.263092 Mtf :      0.073341
T-axis:  moment=     0.416   plunge=    55.239  azimuth=    40.270    
N-axis:  moment=    -0.001   plunge=     2.190  azimuth=   133.429    
P-axis:  moment=    -0.415   plunge=    34.671  azimuth=   224.945    
best double couple: Mo=    0.415(x1.e26 dyncm)  Mw=6.3  tau=  4.1     
nodal planes (strike/dip/slip):  133.03/ 79.71/ 87.77     325.31/ 10.53/102.07  
Centroid location :   -3.249    99.418    25.664
Centroid time :      3.452
Variance reduction (%) :  40
 
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        *   oo-----------------------oo-*   
       *     ooo-----------------------o-*  
      **       oo------------T---------oo** 
      *         ooo---------------------oo* 
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        *      P              oooo-----o*   
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    0    2    2    0    0    1    0    0            
r-comp:     0    0    0    0    0    1    2    0    0    0    0    0            
t-comp:     0    0    1    0    0    2    1    0    0    1    0    0            
Total number of traces used =  13  
number of runs = 2
starttime = Sun Feb 24 08:14:51 MST 2008
endtime = Sun Feb 24 08:21:09 MST 2008
inversion time = Sun Feb 24 08:20:53 MST 2008 - Sun Feb 24 08:21:08 MST 2008
Solution produced by inversion of channels with var red > 2%


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