[rCMT] Mw=6.0 VIRGIN ISLANDS REGION

USGS research CMT researchcmt at geohazards.usgs.gov
Sat Oct 11 11:14:19 GMT 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008yaa8 VIRGIN ISLANDS REGION                             
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CCM FFC HKT NNA OTAV SFJD TUC WCI                                                                  
Origin time: 2008  285  10  40  14
Original location (lat,lon,depth) :      19.1000   -64.8000  29   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.069160 Mtt :      0.035623
Mff :     -0.104783 Mrt :     -0.018612
Mrf :     -0.021165 Mtf :      0.117789
T-axis:  moment=     0.117   plunge=    29.074  azimuth=   149.383    
N-axis:  moment=     0.055   plunge=    60.826  azimuth=   334.575    
P-axis:  moment=    -0.172   plunge=     2.210  azimuth=   240.612    
best double couple: Mo=    0.145(x1.e26 dyncm)  Mw=6.0  tau=  2.9     
nodal planes (strike/dip/slip):  288.91/ 68.23/ 19.92     191.25/ 71.56/156.99  
Centroid location :   19.444   -64.441    43.332
Centroid time :    -13.455
Variance reduction (%) :  23
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    0    1    1    2    2    0    1    0            
r-comp:     0    0    0    0    0    0    1    2    1    0    1    1            
t-comp:     0    0    0    0    0    0    0    2    1    0    1    1            
Total number of traces used =  18  
number of runs = 2
starttime = Sat Oct 11 05:10:40 MDT 2008
endtime = Sat Oct 11 05:14:17 MDT 2008
inversion time = Sat Oct 11 05:14:11 MDT 2008 - Sat Oct 11 05:14:16 MDT 2008
Solution produced by inversion of channels with var red > 2%


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