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

Tue Oct 23 21:20:27 GMT 2007

AUTOMATIC solution, not reviewed by a seismologist
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General region :  2007ivbh KEP. MENTAWAI REGION, IND                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  ARU CASY CTAO FFC GNI INCN KEV KIP KIV KMBO KONO KURK LSZ LVZ MAJO PET PMG SUR TAU TLY TSUM ULN YAK
Origin time: 2007  296  19  56  48
Original location (lat,lon,depth) :     -2.00000    99.9000  35   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.037453 Mtt :     -0.018552
Mff :     -0.018901 Mrt :      0.047870
Mrf :     -0.038139 Mtf :      0.017128
T-axis:  moment=     0.072   plunge=    60.304  azimuth=    35.469    
N-axis:  moment=    -0.002   plunge=     2.764  azimuth=   130.326    
P-axis:  moment=    -0.070   plunge=    29.541  azimuth=   221.894    
best double couple: Mo=    0.071(x1.e26 dyncm)  Mw=5.8  tau=  2.3     
nodal planes (strike/dip/slip):  129.56/ 74.60/ 87.13     320.24/ 15.66/100.29  
Centroid location :   -2.781    99.354    36.952
Centroid time :     -0.398
Variance reduction (%) :  12
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    1    2    1    2    3    4    3    0    3    1    0            
r-comp:     0    1    2    1    2    4    2    3    0    2    0    0            
t-comp:     0    0    1    0    2    2    1    0    0    2    0    0            
Total number of traces used =  46  
number of runs = 1
starttime = Tue Oct 23 15:17:15 MDT 2007
endtime = Tue Oct 23 15:20:25 MDT 2007
inversion time = Tue Oct 23 15:20:06 MDT 2007 - Tue Oct 23 15:20:24 MDT 2007
Solution produced by inversion of channels with var red > 2%