[rCMT] Mw=6.1 TONGA

[USGS research CMT]

AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008ttck TONGA                                             
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY COR CTAO INCN KIP MAJO PET PMSA RPN TUC YSS                                                   
Origin time: 2008  178  21  19  13
Original location (lat,lon,depth) :     -20.7000   -173.400  20   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.157926 Mtt :     -0.005495
Mff :     -0.152431 Mrt :      0.058502
Mrf :     -0.050186 Mtf :     -0.029408
T-axis:  moment=     0.186   plunge=    69.370  azimuth=    28.049    
N-axis:  moment=    -0.023   plunge=    19.142  azimuth=   185.266    
P-axis:  moment=    -0.163   plunge=     7.406  azimuth=   277.852    
best double couple: Mo=    0.175(x1.e26 dyncm)  Mw=6.1  tau=  3.1     
nodal planes (strike/dip/slip):   28.66/ 41.16/119.88     171.31/ 55.21/ 66.47  
Centroid location :  -20.766  -173.080    50.989
Centroid time :      8.435
Variance reduction (%) :  47
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    0    1    0    2    1    1    2    0    1    0    1            
r-comp:     0    0    0    0    0    0    1    1    0    1    0    0            
t-comp:     0    0    0    0    0    1    0    1    0    1    0    0            
Total number of traces used =  16  
number of runs = 9
starttime = Thu Jun 26 15:52:41 MDT 2008
endtime = Thu Jun 26 16:14:40 MDT 2008
inversion time = Thu Jun 26 16:14:34 MDT 2008 - Thu Jun 26 16:14:40 MDT 2008
Solution produced by inversion of channels with var red > 2%