[rCMT] Mw=6.5 KEPULAUAN BARAT DAYA, INDONESIA

USGS research CMT researchcmt at geohazards.usgs.gov
Wed Jan 30 01:14:18 MST 2008


AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region :  2008mval KEPULAUAN BARAT DAYA, IND                         
surface waves  (3.0,3.5,7,7.5 mHz)
Stations used :  CASY CTAO INCN MAJO TAU TLY ULN                                                                    
Origin time: 2008   30   7  32  43
Original location (lat,lon,depth) :     -7.40000    127.700  10   
Moment tensor (x1.e26 dyncm) :
Mrr :      0.144359 Mtt :     -0.196914
Mff :      0.052555 Mrt :      0.226616
Mrf :     -0.555565 Mtf :      0.029088
T-axis:  moment=     0.681   plunge=    47.931  azimuth=    75.294    
N-axis:  moment=    -0.131   plunge=    11.239  azimuth=   332.575    
P-axis:  moment=    -0.550   plunge=    39.870  azimuth=   233.021    
best double couple: Mo=    0.616(x1.e26 dyncm)  Mw=6.5  tau=  4.7     
nodal planes (strike/dip/slip):  263.17/ 11.98/ 20.18     153.39/ 85.89/101.27  
Centroid location :   -7.560   127.332    21.924
Centroid time :     -5.969
Variance reduction (%) :  60
 
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          0-   30-  60-  90-  120- 150- 180- 210- 240- 270- 300- 330-           
z-comp:     1    0    0    0    0    1    2    0    0    0    0    1            
r-comp:     0    1    0    0    0    1    2    0    0    0    0    0            
t-comp:     1    1    0    0    0    0    2    0    0    0    0    0            
Total number of traces used =  13  
number of runs = 5
starttime = Wed Jan 30 00:59:59 MST 2008
endtime = Wed Jan 30 01:14:14 MST 2008
inversion time = Wed Jan 30 01:14:03 MST 2008 - Wed Jan 30 01:14:13 MST 2008
Solution produced by inversion of channels with var red > 2%


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