[rCMT] Mw=7.3 SOUTHERN SUMATRA, INDONESIA

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Wed Sep 12 17:17:34 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007hebj SOUTHERN SUMATRA, INDONES                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CTAO INCN KURK MAJO PMG TAU TLY ULN                                                                
Origin time: 2007  255  16  37   0
Original location (lat,lon,depth) :     -3.10000   101.4000  11   
Moment tensor (x1.e26 dyncm) :
Mrr :     12.320197 Mtt :     -5.558806
Mff :     -6.761391 Mrt :      0.310746
Mrf :     -2.647851 Mtf :     -1.475525
T-axis:  moment=    12.695   plunge=    81.970  azimuth=    78.471    
N-axis:  moment=    -4.730   plunge=     5.375  azimuth=   210.303    
P-axis:  moment=    -7.965   plunge=     5.948  azimuth=   300.864    
best double couple: Mo=   10.330(x1.e26 dyncm)  Mw=7.3  tau= 12.1     
nodal planes (strike/dip/slip):   36.90/ 39.34/ 98.50     205.96/ 51.18/ 83.09  
Centroid location :   -2.883   101.780    46.903
Centroid time :     15.697
Variance reduction (%) :   4
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    1    2    0    1    1    1    0    0    0    0    0            
r-comp:     0    0    0    0    0    1    1    0    0    0    0    0            
t-comp:     0    0    2    0    1    2    1    0    0    0    0    0            
Total number of traces used =  14  
number of runs = 6
starttime = Wed Sep 12 11:02:22 MDT 2007
endtime = Wed Sep 12 11:17:31 MDT 2007
inversion time = Wed Sep 12 11:17:26 MDT 2007 - Wed Sep 12 11:17:31 MDT 2007
Solution produced by inversion of channels with var red > 2%



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