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

USGS research CMT researchcmt at geohazards.usgs.gov
Sat Mar 22 14:58:01 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008pxby ANDREANOF ISLANDS, ALEUTI                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  COR KIP MAJO TIXI TLY ULN YAK                                                                      
Origin time: 2008   82  21  24  12
Original location (lat,lon,depth) :      52.1000   -178.600  132  
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.107159 Mtt :      0.005366
Mff :      0.101793 Mrt :      0.022146
Mrf :     -0.170999 Mtf :     -0.059130
T-axis:  moment=     0.216   plunge=    27.604  azimuth=    71.302    
N-axis:  moment=    -0.013   plunge=    10.435  azimuth=   166.828    
P-axis:  moment=    -0.204   plunge=    60.166  azimuth=   275.559    
best double couple: Mo=    0.210(x1.e26 dyncm)  Mw=6.1  tau=  3.3     
nodal planes (strike/dip/slip):  349.98/ 73.40/-79.11     136.01/ 19.77/-122.37 
Centroid location :   51.855  -178.616   127.406
Centroid time :      2.226
Variance reduction (%) :  51
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    1    0    1    0    0    0    2    1    1    0    0            
r-comp:     0    1    0    0    0    0    0    3    0    1    0    0            
t-comp:     0    0    0    0    0    0    0    3    1    0    0    0            
Total number of traces used =  15  
number of runs = 4
starttime = Sat Mar 22 15:50:55 MDT 2008
endtime = Sat Mar 22 15:58:01 MDT 2008
inversion time = Sat Mar 22 15:57:59 MDT 2008 - Sat Mar 22 15:58:01 MDT 2008
Solution produced by inversion of channels with var red > 2%


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