[rCMT] Mw=5.8 SOUTHEAST OF LOYALTY ISLANDS

USGS research CMT researchcmt at geohazards.usgs.gov
Fri Sep 12 17:35:52 GMT 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008wwbf SOUTHEAST OF LOYALTY ISLA                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : CASY CTAO INCN KIP MAJO PET PMG RPN YSS                                                             
Origin time: 2008  256  16  44  32
Original location (lat,lon,depth) :     -21.7000    170.400  127  
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.017539 Mtt :     -0.013296
Mff :      0.030835 Mrt :      0.037190
Mrf :      0.009746 Mtf :      0.039335
T-axis:  moment=     0.064   plunge=    20.083  azimuth=   306.044    
N-axis:  moment=    -0.006   plunge=    45.016  azimuth=    57.502    
P-axis:  moment=    -0.058   plunge=    38.163  azimuth=   199.345    
best double couple: Mo=    0.061(x1.e26 dyncm)  Mw=5.8  tau=  2.2     
nodal planes (strike/dip/slip):  349.49/ 47.18/-164.65     248.92/ 78.81/-43.86 
Centroid location :  -21.012   170.471   110.518
Centroid time :      2.297
Variance reduction (%) :  17
 
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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    1    1    0    1            
r-comp:     0    0    0    0    1    0    1    0    1    1    0    0            
t-comp:     0    0    0    0    1    0    1    0    1    1    0    0            
Total number of traces used =  17  
number of runs = 15
starttime = Fri Sep 12 10:59:11 MDT 2008
endtime = Fri Sep 12 11:35:41 MDT 2008
inversion time = Fri Sep 12 11:35:37 MDT 2008 - Fri Sep 12 11:35:41 MDT 2008
Solution produced by inversion of all available channels


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