[rCMT] Mw=6.9 TONGA

[USGS research CMT]

AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008yiap TONGA                                             
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : CASY CTAO KIP MAJO PET PMG RPN TAU                                                                  
Origin time: 2008  293   5  10  36
Original location (lat,lon,depth) :     -21.8000   -173.900  43   
Moment tensor (x1.e26 dyncm) :
Mrr :      2.855557 Mtt :     -0.370669
Mff :     -2.484889 Mrt :      0.855183
Mrf :      0.971496 Mtf :     -0.734039
T-axis:  moment=     3.176   plunge=    75.652  azimuth=   325.681    
N-axis:  moment=    -0.217   plunge=     8.217  azimuth=   201.308    
P-axis:  moment=    -2.959   plunge=    11.680  azimuth=   109.598    
best double couple: Mo=    3.068(x1.e26 dyncm)  Mw=6.9  tau=  8.0     
nodal planes (strike/dip/slip):   26.65/ 57.19/ 99.79     188.99/ 34.09/ 75.22  
Centroid location :  -21.444  -173.418    39.413
Centroid time :      7.999
Variance reduction (%) :  85
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    1    0    0    1    1    1    1    1    1    1            
r-comp:     0    0    0    0    0    1    0    1    1    1    1    0            
t-comp:     0    0    0    0    0    1    0    1    1    1    1    0            
Total number of traces used =  18  
number of runs = 8
starttime = Sat Oct 18 23:44:41 MDT 2008
endtime = Sun Oct 19 00:04:12 MDT 2008
inversion time = Sun Oct 19 00:04:08 MDT 2008 - Sun Oct 19 00:04:12 MDT 2008
Solution produced by inversion of all available channels