[rCMT] Mw=6.5 ANDREANOF ISLANDS, ALEUTIAN IS.

USGS research CMT researchcmt at geohazards.usgs.gov
Tue Apr 15 16:33:50 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008qwc1 ANDREANOF ISLANDS, ALEUTI                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  COR FFC KIP MAJO TLY ULN YAK YSS                                                                   
Origin time: 2008  106  22  59  54
Original location (lat,lon,depth) :      52.0000   -179.400  30   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.013926 Mtt :      0.106521
Mff :     -0.120447 Mrt :      0.222727
Mrf :      0.459734 Mtf :     -0.441352
T-axis:  moment=     0.498   plunge=    24.561  azimuth=   231.537    
N-axis:  moment=     0.282   plunge=    47.275  azimuth=   351.195    
P-axis:  moment=    -0.781   plunge=    32.428  azimuth=   124.659    
best double couple: Mo=    0.640(x1.e26 dyncm)  Mw=6.5  tau=  4.8     
nodal planes (strike/dip/slip):  270.98/ 47.69/-173.38     176.51/ 85.11/-42.50 
Centroid location :   51.486  -179.112    16.455
Centroid time :      3.161
Variance reduction (%) :  48
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    1    0    1    1    0    0    1    2    1    0    0            
r-comp:     0    1    0    0    1    0    0    1    1    1    0    0            
t-comp:     0    1    0    1    1    0    0    2    2    1    0    0            
Total number of traces used =  20  
number of runs = 1
starttime = Tue Apr 15 17:33:21 MDT 2008
endtime = Tue Apr 15 17:33:49 MDT 2008
inversion time = Tue Apr 15 17:33:47 MDT 2008 - Tue Apr 15 17:33:49 MDT 2008
Solution produced by inversion of channels with var red > 2%


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