[rCMT] Mw=7.4 SIMEULUE, INDONESIA

USGS research CMT researchcmt at geohazards.usgs.gov
Wed Feb 20 01:47:51 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008nran SIMEULUE, INDONESIA                               
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used : AAK CTAO INCN KURK MAJO TLY ULN YSS                                                                 
Origin time: 2008   51   8   8  31
Original location (lat,lon,depth) :      2.80000    96.0000  34   
Moment tensor (x1.e26 dyncm) :
Mrr :      3.832664 Mtt :     -2.345568
Mff :     -1.487096 Mrt :      9.280969
Mrf :    -12.680916 Mtf :      1.949034
T-axis:  moment=    16.270   plunge=    51.588  azimuth=    57.272    
N-axis:  moment=    -0.173   plunge=     3.442  azimuth=   322.922    
P-axis:  moment=   -16.097   plunge=    38.200  azimuth=   230.209    
best double couple: Mo=   16.184(x1.e26 dyncm)  Mw=7.4  tau= 14.0     
nodal planes (strike/dip/slip):  143.33/ 83.29/ 93.47     295.92/  7.55/ 62.79  
Centroid location :    2.624    95.394    20.538
Centroid time :     19.044
Variance reduction (%) :  59
 
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      **          oo-----------T--------o** 
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       *       P           ooo-----------*  
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    1    0    2    1    2    0    0    0    0    0            
r-comp:     0    0    1    0    3    2    2    0    0    0    0    0            
t-comp:     0    0    1    0    3    2    2    0    0    0    0    0            
Total number of traces used =  22  
number of runs = 3
starttime = Wed Feb 20 01:37:46 MST 2008
endtime = Wed Feb 20 01:47:00 MST 2008
inversion time = Wed Feb 20 01:46:35 MST 2008 - Wed Feb 20 01:46:59 MST 2008
Solution produced by inversion of all available channels


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