[rCMT] Mw=6.4 FOX ISLANDS, ALEUTIAN ISLANDS

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Wed Dec 26 22:35:27 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007lja5 FOX ISLANDS, ALEUTIAN ISL                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  COR FFC KIP MAJO TIXI TLY YAK                                                                      
Origin time: 2007  360  22   4  56
Original location (lat,lon,depth) :      52.7000   -168.300  35   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.385415 Mtt :     -0.289424
Mff :     -0.095991 Mrt :      0.321720
Mrf :      0.097316 Mtf :     -0.101480
T-axis:  moment=     0.519   plunge=    68.319  azimuth=   346.243    
N-axis:  moment=    -0.054   plunge=     2.534  azimuth=   249.852    
P-axis:  moment=    -0.465   plunge=    21.518  azimuth=   158.852    
best double couple: Mo=    0.492(x1.e26 dyncm)  Mw=6.4  tau=  4.4     
nodal planes (strike/dip/slip):   70.95/ 66.56/ 92.76     244.04/ 23.59/ 83.66  
Centroid location :   51.838  -168.233    29.463
Centroid time :      4.328
Variance reduction (%) :  38
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    0    0    1    1    0    0    2    0    1    0    0            
r-comp:     1    0    0    1    0    0    0    3    0    1    0    0            
t-comp:     1    0    0    1    1    0    0    2    0    1    0    0            
Total number of traces used =  18  
number of runs = 3
starttime = Wed Dec 26 15:27:41 MST 2007
endtime = Wed Dec 26 15:35:23 MST 2007
inversion time = Wed Dec 26 15:35:11 MST 2007 - Wed Dec 26 15:35:22 MST 2007
Solution produced by inversion of channels with var red > 2%



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