[rCMT] Mw=5.9 SIMEULUE, INDONESIA

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Sat Dec 22 13:04:37 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007lfa7 SIMEULUE, INDONESIA                               
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  AAK CTAO KIV MAJO PMG TLY ULN                                                                      
Origin time: 2007  356  12  26  19
Original location (lat,lon,depth) :      2.10000    96.9000  35   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.047813 Mtt :     -0.028870
Mff :     -0.018943 Mrt :      0.032827
Mrf :     -0.052284 Mtf :      0.029400
T-axis:  moment=     0.079   plunge=    62.835  azimuth=    70.293    
N-axis:  moment=     0.003   plunge=     9.808  azimuth=   320.607    
P-axis:  moment=    -0.081   plunge=    25.062  azimuth=   225.970    
best double couple: Mo=    0.080(x1.e26 dyncm)  Mw=5.9  tau=  2.4     
nodal planes (strike/dip/slip):  144.07/ 70.76/100.39     294.97/ 21.78/ 62.67  
Centroid location :    1.792    96.427    29.287
Centroid time :      1.783
Variance reduction (%) :  15
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    2    0    1    0    1    1    0    0    0    0            
r-comp:     0    0    1    0    1    2    0    0    0    0    0    0            
t-comp:     0    0    2    0    0    2    0    1    0    0    0    0            
Total number of traces used =  14  
number of runs = 3
starttime = Sat Dec 22 05:56:44 MST 2007
endtime = Sat Dec 22 06:04:33 MST 2007
inversion time = Sat Dec 22 06:04:22 MST 2007 - Sat Dec 22 06:04:32 MST 2007
Solution produced by inversion of channels with var red > 2%



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