[rCMT] Mw=5.5 SANTA CRUZ ISLANDS

USGS research CMT researchcmt at geohazards.usgs.gov
Wed Sep 10 00:14:26 GMT 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008wtcp SANTA CRUZ ISLANDS                                
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : CASY CTAO INCN KIP MAJO PET RPN TLY YSS                                                             
Origin time: 2008  253  23  18  27
Original location (lat,lon,depth) :     -11.8000    166.500  109  
Moment tensor (x1.e26 dyncm) :
Mrr :      0.016833 Mtt :     -0.011821
Mff :     -0.005013 Mrt :      0.014500
Mrf :     -0.016763 Mtf :      0.002671
T-axis:  moment=     0.029   plunge=    60.540  azimuth=    55.167    
N-axis:  moment=    -0.006   plunge=     7.812  azimuth=   311.110    
P-axis:  moment=    -0.024   plunge=    28.207  azimuth=   216.890    
best double couple: Mo=    0.026(x1.e26 dyncm)  Mw=5.5  tau=  1.6     
nodal planes (strike/dip/slip):  133.42/ 73.65/ 98.14     286.47/ 18.21/ 64.22  
Centroid location :  -10.261   166.249    48.820
Centroid time :      9.796
Variance reduction (%) :   2
 
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        *oo o  ---------------------ooo-*   
       *o    o -----------------------oo-*  
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    1    0    1    0    3    1    0    1    0    1            
r-comp:     0    0    0    0    1    0    2    2    0    1    0    0            
t-comp:     0    0    0    0    1    0    2    2    0    1    0    0            
Total number of traces used =  20  
number of runs = 16
starttime = Tue Sep 9 17:35:10 MDT 2008
endtime = Tue Sep 9 18:14:16 MDT 2008
inversion time = Tue Sep 9 18:14:10 MDT 2008 - Tue Sep 9 18:14:16 MDT 2008
Solution produced by inversion of all available channels


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