[rCMT] Mw=6.9 ANTOFAGASTA, CHILE

[USGS research CMT]

AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007jtaz 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   6   0
Original location (lat,lon,depth) :     -22.9000   -70.1000  35   
Moment tensor (x1.e26 dyncm) :
Mrr :      1.472804 Mtt :     -0.095082
Mff :     -1.377723 Mrt :      0.452491
Mrf :     -1.858212 Mtf :      0.227443
T-axis:  moment=     2.427   plunge=    63.472  azimuth=    74.178    
N-axis:  moment=    -0.060   plunge=     1.776  azimuth=   167.738    
P-axis:  moment=    -2.367   plunge=    26.459  azimuth=   258.622    
best double couple: Mo=    2.397(x1.e26 dyncm)  Mw=6.9  tau=  7.4     
nodal planes (strike/dip/slip):  353.02/ 18.61/ 95.57     167.14/ 71.48/ 88.13  
Centroid location :  -23.126   -70.758    24.351
Centroid time :     15.056
Variance reduction (%) :  49
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    0    0    0    0    1    3    1    0    1    0    0            
r-comp:     0    0    0    0    0    0    2    1    0    1    0    0            
t-comp:     0    0    0    0    0    1    2    1    0    1    0    0            
Total number of traces used =  16  
number of runs = 1
starttime = Thu Nov 15 08:49:45 MST 2007
endtime = Thu Nov 15 08:52:04 MST 2007
inversion time = Thu Nov 15 08:51:49 MST 2007 - Thu Nov 15 08:52:03 MST 2007
Solution produced by inversion of channels with var red > 2%