[rCMT] Mw=6.4 SOUTHERN SUMATRA, INDONESIA

USGS research CMT researchcmt at geohazards.cr.usgs.gov
Thu Sep 13 17:15:15 GMT 2007


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2007hfb8 SOUTHERN SUMATRA, INDONES                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  ARU CCM COR CTAO ESK GNI HKT INCN KIP KMBO KONO LSZ LVC LVZ MAJO OTAV PET PMG SJG SUR TIXI TLY TSUM
Origin time: 2007  256  15   8  52
Original location (lat,lon,depth) :     -4.30000   101.3000  10   
Moment tensor (x1.e26 dyncm) :
Mrr :     -0.501004 Mtt :      0.161891
Mff :      0.339113 Mrt :     -0.120958
Mrf :      0.074157 Mtf :      0.002957
T-axis:  moment=     0.346   plunge=     5.370  azimuth=   267.379    
N-axis:  moment=     0.183   plunge=     9.642  azimuth=   176.464    
P-axis:  moment=    -0.529   plunge=    78.938  azimuth=    26.116    
best double couple: Mo=    0.437(x1.e26 dyncm)  Mw=6.4  tau=  4.2     
nodal planes (strike/dip/slip):    7.93/ 40.52/-75.06     168.59/ 51.11/-102.43 
Centroid location :   -5.417   101.515    59.529
Centroid time :     13.735
Variance reduction (%) :   5
 
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     **------  o         P         o  ----**
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                   ***********              
 
          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     0    0    2    1    5    3    1    4    1    2    1    2            
r-comp:     0    0    0    0    1    4    1    1    0    1    0    1            
t-comp:     0    0    0    0    2    2    0    3    0    0    0    0            
Total number of traces used =  38  
number of runs = 1
starttime = Thu Sep 13 11:10:16 MDT 2007
endtime = Thu Sep 13 11:15:12 MDT 2007
inversion time = Thu Sep 13 11:14:50 MDT 2007 - Thu Sep 13 11:15:11 MDT 2007
Solution produced by inversion of channels with var red > 2%



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