[rCMT] Mw=6.0 NORTHERN SUMATRA, INDONESIA

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Fri Apr 27 08:41:00 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007bran NORTHERN SUMATRA, INDONES                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK INCN KURK MAJO TLY ULN                                                                         
Origin time: 2007  117   8   2  48
Original location (lat,lon,depth) :      5.30000    94.6000  30   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.101869 Mtt :     -0.027792
Mff :     -0.074076 Mrt :      0.039980
Mrf :     -0.006005 Mtf :      0.040412
T-axis:  moment=     0.113   plunge=    73.631  azimuth=   353.953    
N-axis:  moment=    -0.013   plunge=    14.480  azimuth=   145.498    
P-axis:  moment=    -0.101   plunge=     7.471  azimuth=   237.439    
best double couple: Mo=    0.107(x1.e26 dyncm)  Mw=6.0  tau=  2.6     
nodal planes (strike/dip/slip):  343.68/ 39.61/113.09     134.72/ 54.09/ 72.02  
Centroid location :    4.115    94.098    55.583
Centroid time :     -8.953
Variance reduction (%) :  21
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    0    0    2    1    2    0    0    0    0    0            
r-comp:     0    0    0    0    1    2    0    0    0    0    0    0            
t-comp:     0    0    0    0    1    2    1    0    0    0    0    0            
Total number of traces used =  12  
number of runs = 9
starttime = Fri Apr 27 02:22:29 MDT 2007
endtime = Fri Apr 27 02:40:59 MDT 2007
inversion time = Fri Apr 27 02:40:57 MDT 2007 - Fri Apr 27 02:40:59 MDT 2007
Solution produced by inversion of channels with var red > 2%



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