[rCMT] Mw=6.2 SOUTHEAST OF LOYALTY ISLANDS

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Thu Sep 27 20:47:46 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007hubx SOUTHEAST OF LOYALTY ISLA                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY CTAO KIP MAJO PMG TAU YSS                                                                     
Origin time: 2007  270  19  57  46
Original location (lat,lon,depth) :     -21.3000    169.300  25   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.064822 Mtt :      0.017086
Mff :     -0.081908 Mrt :     -0.006283
Mrf :     -0.158868 Mtf :      0.138157
T-axis:  moment=     0.207   plunge=    42.443  azimuth=   127.449    
N-axis:  moment=     0.030   plunge=    37.645  azimuth=   352.588    
P-axis:  moment=    -0.237   plunge=    24.467  azimuth=   242.040    
best double couple: Mo=    0.222(x1.e26 dyncm)  Mw=6.2  tau=  3.4     
nodal planes (strike/dip/slip):  283.99/ 39.64/ 16.79     180.91/ 79.38/128.42  
Centroid location :  -21.488   169.200    59.494
Centroid time :      9.061
Variance reduction (%) :  30
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    1    0    2    0    0    1    1    1            
r-comp:     0    0    0    0    1    0    1    0    1    0    1    0            
t-comp:     0    0    0    0    1    0    1    0    1    1    0    0            
Total number of traces used =  14  
number of runs = 11
starttime = Thu Sep 27 14:18:33 MDT 2007
endtime = Thu Sep 27 14:47:43 MDT 2007
inversion time = Thu Sep 27 14:47:35 MDT 2007 - Thu Sep 27 14:47:42 MDT 2007
Solution produced by inversion of channels with var red > 2%



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