[rCMT] Mw=6.9 COLOMBIA-ECUADOR BORDER REGION

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Fri Nov 16 03:52:27 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007juaf COLOMBIA-ECUADOR BORDER R                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  FFC HKT LVC RPN SJG TUC WCI                                                                        
Origin time: 2007  320   3  13  10
Original location (lat,lon,depth) :     0.700000   -77.9000  3    
Moment tensor (x1.e26 dyncm) :
Mrr :      0.870369 Mtt :     -0.163788
Mff :     -0.706581 Mrt :      2.191540
Mrf :      2.072701 Mtf :     -0.122295
T-axis:  moment=     3.270   plunge=    51.409  azimuth=   321.010    
N-axis:  moment=    -0.318   plunge=     5.110  azimuth=   224.577    
P-axis:  moment=    -2.952   plunge=    38.124  azimuth=   130.553    
best double couple: Mo=    3.111(x1.e26 dyncm)  Mw=6.9  tau=  8.1     
nodal planes (strike/dip/slip):   45.18/ 83.33/ 95.14     187.40/  8.42/ 52.52  
Centroid location :   -0.187   -77.542    10.000
Centroid time :     -2.925
Variance reduction (%) :  47
 
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        *oo-----------------------oo    *   
       *oo---------T------------oo       *  
      **o----------------------oo        ** 
      *oo--------------------oo           * 
     **o-------------------ooo            **
     **o----------------+ooo              **
     **o---------------ooo                **
      *o-------------ooo                  * 
      **o----------ooo                   ** 
       *oo-------ooo             P       *  
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    0    0    0    1    0    3    0    0    0    1    0            
r-comp:     1    0    0    0    1    0    3    0    0    0    1    0            
t-comp:     1    0    0    0    1    0    2    1    0    0    1    0            
Total number of traces used =  18  
number of runs = 6
starttime = Thu Nov 15 20:36:38 MST 2007
endtime = Thu Nov 15 20:52:24 MST 2007
inversion time = Thu Nov 15 20:52:14 MST 2007 - Thu Nov 15 20:52:23 MST 2007
Solution produced by inversion of channels with var red > 2%



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