[rCMT] Mw=6.8 ANTOFAGASTA, CHILE

[USGS research CMT]

AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007jta2 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  319  15   3  11
Original location (lat,lon,depth) :     -22.7000   -70.2000  38   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.714497 Mtt :      0.000490
Mff :     -0.714987 Mrt :     -1.088083
Mrf :     -1.117532 Mtf :      0.156424
T-axis:  moment=     1.899   plunge=    52.486  azimuth=   142.798    
N-axis:  moment=    -0.435   plunge=    14.298  azimuth=    33.410    
P-axis:  moment=    -1.464   plunge=    33.823  azimuth=   293.579    
best double couple: Mo=    1.681(x1.e26 dyncm)  Mw=6.8  tau=  6.6     
nodal planes (strike/dip/slip):  338.77/ 17.35/ 34.11     215.89/ 80.37/104.51  
Centroid location :  -23.309   -70.339    10.000
Centroid time :      7.407
Variance reduction (%) :  14
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    0    0    0    0    0    4    1    0    1    0    0            
r-comp:     0    0    0    0    0    1    3    1    0    1    0    0            
t-comp:     0    0    0    0    0    1    2    1    0    0    0    0            
Total number of traces used =  17  
number of runs = 3
starttime = Thu Nov 15 08:40:32 MST 2007
endtime = Thu Nov 15 08:48:17 MST 2007
inversion time = Thu Nov 15 08:48:07 MST 2007 - Thu Nov 15 08:48:17 MST 2007
Solution produced by inversion of channels with var red > 2%