[rCMT] Mw=6.0 SOUTHEAST OF LOYALTY ISLANDS

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Fri Sep 28 12:08:26 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007hvbg SOUTHEAST OF LOYALTY ISLA                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY CTAO INCN KIP MAJO PET PMG TAU YSS                                                            
Origin time: 2007  271  11  16  39
Original location (lat,lon,depth) :     -21.5000    169.200  10   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.106252 Mtt :     -0.002023
Mff :     -0.104228 Mrt :     -0.019510
Mrf :      0.018306 Mtf :      0.031647
T-axis:  moment=     0.110   plunge=    80.467  azimuth=   201.771    
N-axis:  moment=     0.005   plunge=     7.425  azimuth=   342.668    
P-axis:  moment=    -0.116   plunge=     5.945  azimuth=    73.446    
best double couple: Mo=    0.113(x1.e26 dyncm)  Mw=6.0  tau=  2.7     
nodal planes (strike/dip/slip):  336.69/ 51.38/ 80.48     171.73/ 39.59/101.70  
Centroid location :  -20.943   169.033    22.501
Centroid time :      5.542
Variance reduction (%) :  18
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    1    0    3    0    1    1    1    1            
r-comp:     0    0    0    0    1    0    0    0    1    1    1    0            
t-comp:     0    0    0    0    0    0    0    1    0    1    0    0            
Total number of traces used =  14  
number of runs = 10
starttime = Fri Sep 28 05:40:35 MDT 2007
endtime = Fri Sep 28 06:08:22 MDT 2007
inversion time = Fri Sep 28 06:08:15 MDT 2007 - Fri Sep 28 06:08:22 MDT 2007
Solution produced by inversion of channels with var red > 2%



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