[rCMT] Mw=5.7 PACIFIC-ANTARCTIC RIDGE

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Mon Jan 7 17:08:59 GMT 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008lvbm PACIFIC-ANTARCTIC RIDGE                           
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK CTAO ESK GNI INCN KIP KONO LSZ LVC MAJO RPN SJG SUR TAU TSUM ULN WCI YAK                       
Origin time: 2008    5  19  55  29
Original location (lat,lon,depth) :     -62.0000   -155.100  10   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.002144 Mtt :      0.039185
Mff :     -0.041328 Mrt :     -0.011903
Mrf :      0.014982 Mtf :     -0.007977
T-axis:  moment=     0.044   plunge=    18.354  azimuth=   188.627    
N-axis:  moment=     0.002   plunge=    64.890  azimuth=   323.693    
P-axis:  moment=    -0.046   plunge=    16.527  azimuth=    92.977    
best double couple: Mo=    0.045(x1.e26 dyncm)  Mw=5.7  tau=  2.0     
nodal planes (strike/dip/slip):  230.48/ 64.92/178.64     321.06/ 88.77/ 25.08  
Centroid location :  -62.836  -155.160    38.960
Centroid time :      9.702
Variance reduction (%) :  11
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     2    0    3    2    0    0    1    1    3    1    0    1            
r-comp:     1    0    1    0    0    0    0    0    2    1    0    0            
t-comp:     0    0    2    1    1    0    0    2    3    1    1    0            
Total number of traces used =  30  
number of runs = 1
starttime = Mon Jan 7 10:04:17 MST 2008
endtime = Mon Jan 7 10:08:56 MST 2008
inversion time = Mon Jan 7 10:08:29 MST 2008 - Mon Jan 7 10:08:55 MST 2008
Solution produced by inversion of channels with var red > 2%



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