[rCMT] Mw=5.7 COLOMBIA

USGS research CMT researchcmt at geohazards.usgs.gov
Sat Sep 13 10:18:05 GMT 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008wxay COLOMBIA                                          
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CCM COR FFC RPN SFJD TUC WCI                                                                       
Origin time: 2008  257   9  32   0
Original location (lat,lon,depth) :      4.80000   -75.4000  118  
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.025453 Mtt :      0.039611
Mff :     -0.014157 Mrt :     -0.018877
Mrf :     -0.000485 Mtf :     -0.015299
T-axis:  moment=     0.048   plunge=    13.908  azimuth=   193.689    
N-axis:  moment=    -0.016   plunge=    19.780  azimuth=    98.579    
P-axis:  moment=    -0.032   plunge=    65.475  azimuth=   316.559    
best double couple: Mo=    0.040(x1.e26 dyncm)  Mw=5.7  tau=  1.9     
nodal planes (strike/dip/slip):   87.44/ 61.75/-112.59     308.76/ 35.58/-54.44 
Centroid location :    4.154   -74.513   181.342
Centroid time :     -5.355
Variance reduction (%) :  26
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    0    1    2    2    0    0    0    0            
r-comp:     0    0    0    0    0    0    1    1    0    0    1    0            
t-comp:     0    0    0    0    0    1    2    1    0    0    1    0            
Total number of traces used =  13  
number of runs = 14
starttime = Sat Sep 13 03:44:42 MDT 2008
endtime = Sat Sep 13 04:18:02 MDT 2008
inversion time = Sat Sep 13 04:17:58 MDT 2008 - Sat Sep 13 04:18:02 MDT 2008
Solution produced by inversion of channels with var red > 2%


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