[rCMT] Mw=7.8 ANTOFAGASTA, CHILE

[USGS research CMT]

AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007jsat ANTOFAGASTA, CHILE                                
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CCM HKT OTAV PMSA RPN SJG TUC WCI                                                                  
Origin time: 2007  318  15  40  53
Original location (lat,lon,depth) :     -22.2000   -69.8000  60   
Moment tensor (x1.e26 dyncm) :
Mrr :     36.253967 Mtt :     -0.586613
Mff :    -35.667355 Mrt :     11.968241
Mrf :    -54.784016 Mtf :      5.231728
T-axis:  moment=    66.798   plunge=    61.406  azimuth=    75.482    
N-axis:  moment=     0.050   plunge=     1.843  azimuth=   168.867    
P-axis:  moment=   -66.848   plunge=    28.524  azimuth=   259.870    
best double couple: Mo=   66.823(x1.e26 dyncm)  Mw=7.8  tau= 22.5     
nodal planes (strike/dip/slip):  355.08/ 16.56/ 96.48     168.32/ 73.55/ 88.08  
Centroid location :  -22.782   -69.954    38.432
Centroid time :     11.531
Variance reduction (%) :  73
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    0    0    0    0    1    4    1    0    1    0    0            
r-comp:     1    0    0    0    0    0    4    0    0    1    0    0            
t-comp:     1    0    0    0    0    1    4    0    0    1    0    0            
Total number of traces used =  21  
number of runs = 5
starttime = Wed Nov 14 09:12:24 MST 2007
endtime = Wed Nov 14 09:25:43 MST 2007
inversion time = Wed Nov 14 09:25:31 MST 2007 - Wed Nov 14 09:25:43 MST 2007
Solution produced by inversion of channels with var red > 2%