[rCMT] Mw=6.1 ANDREANOF ISLANDS, ALEUTIAN IS.

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Fri Dec 21 08:03:58 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007leaj ANDREANOF ISLANDS, ALEUTI                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  COR FFC KIP KURK LVZ MAJO TIXI TLY TUC YAK                                                         
Origin time: 2007  355   7  23  37
Original location (lat,lon,depth) :      51.5000   -178.800  35   
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.034190 Mtt :      0.071865
Mff :     -0.037675 Mrt :     -0.122752
Mrf :     -0.056104 Mtf :      0.097380
T-axis:  moment=     0.205   plunge=    29.412  azimuth=   151.140    
N-axis:  moment=    -0.088   plunge=    24.200  azimuth=   255.816    
P-axis:  moment=    -0.116   plunge=    50.232  azimuth=    18.500    
best double couple: Mo=    0.160(x1.e26 dyncm)  Mw=6.1  tau=  3.0     
nodal planes (strike/dip/slip):   80.98/ 78.68/-65.29     194.07/ 27.03/-154.42 
Centroid location :   50.228  -178.982   101.619
Centroid time :    -12.286
Variance reduction (%) :  28
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    1    0    2    2    0    1    0    0            
r-comp:     0    0    0    0    0    0    1    1    0    1    0    0            
t-comp:     0    1    0    2    0    0    1    1    0    0    0    0            
Total number of traces used =  14  
number of runs = 1
starttime = Fri Dec 21 01:00:52 MST 2007
endtime = Fri Dec 21 01:03:54 MST 2007
inversion time = Fri Dec 21 01:03:44 MST 2007 - Fri Dec 21 01:03:53 MST 2007
Solution produced by inversion of channels with var red > 2%



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