[rCMT] Mw=5.6 SOUTHERN SUMATRA, INDONESIA

USGS research CMT researchcmt at geohazards.usgs.gov
Mon Feb 11 19:13:25 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008niac SOUTHERN SUMATRA, INDONES                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : AAK CASY CTAO DGAR INCN KIV KURK MAJO TLY ULN                                                       
Origin time: 2008   43   1  29  39
Original location (lat,lon,depth) :     -2.90000   101.3000  35   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.024099 Mtt :     -0.005291
Mff :     -0.018808 Mrt :      0.006063
Mrf :     -0.016177 Mtf :      0.008896
T-axis:  moment=     0.030   plunge=    71.771  azimuth=    73.647    
N-axis:  moment=    -0.001   plunge=     2.626  azimuth=   335.642    
P-axis:  moment=    -0.029   plunge=    18.025  azimuth=   244.787    
best double couple: Mo=    0.029(x1.e26 dyncm)  Mw=5.6  tau=  1.7     
nodal planes (strike/dip/slip):  330.49/ 27.07/ 84.22     156.98/ 63.08/ 92.95  
Centroid location :   -3.991   101.988    75.982
Centroid time :     29.731
Variance reduction (%) :   0
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    0    0    0    1    2    2    1    0    0    0    0            
r-comp:     0    0    1    0    1    3    2    1    0    1    0    0            
t-comp:     0    0    1    0    1    3    2    1    0    1    0    0            
Total number of traces used =  25  
number of runs = 8
starttime = Mon Feb 11 18:46:27 MST 2008
endtime = Mon Feb 11 19:12:45 MST 2008
inversion time = Mon Feb 11 19:12:18 MST 2008 - Mon Feb 11 19:12:44 MST 2008
Solution produced by inversion of all available channels


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