[rCMT] Mw=5.4 ANTOFAGASTA, CHILE

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Sat Nov 24 05:46:05 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007kcak ANTOFAGASTA, CHILE                                
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : HKT OTAV PMSA RPN SDV SJG TUC WCI                                                                   
Origin time: 2007  328   5   2   7
Original location (lat,lon,depth) :     -23.8000   -68.8000  94   
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.007852 Mtt :      0.013760
Mff :     -0.005907 Mrt :      0.003419
Mrf :     -0.012361 Mtf :     -0.001007
T-axis:  moment=     0.015   plunge=    14.381  azimuth=    11.545    
N-axis:  moment=     0.005   plunge=    38.878  azimuth=   113.475    
P-axis:  moment=    -0.019   plunge=    47.544  azimuth=   265.270    
best double couple: Mo=    0.017(x1.e26 dyncm)  Mw=5.4  tau=  1.4     
nodal planes (strike/dip/slip):   61.81/ 45.79/-151.13     310.78/ 69.75/-48.01 
Centroid location :  -22.213   -68.201   128.989
Centroid time :      6.081
Variance reduction (%) :  -3
 
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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    1    3    0    0    1    0    0            
t-comp:     0    0    0    0    0    1    3    0    0    1    0    0            
Total number of traces used =  17  
number of runs = 9
starttime = Fri Nov 23 22:21:35 MST 2007
endtime = Fri Nov 23 22:45:46 MST 2007
inversion time = Fri Nov 23 22:45:35 MST 2007 - Fri Nov 23 22:45:45 MST 2007
Solution produced by inversion of all available channels



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