[rCMT] Mw=5.9 KEPULAUAN BARAT DAYA, INDONESIA
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Sat Dec 15 08:48:12 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007kyah KEPULAUAN BARAT DAYA, IND
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : AAK CASY CTAO KURK MAJO PET TAU TLY ULN YSS
Origin time: 2007 349 8 3 17
Original location (lat,lon,depth) : -7.60000 127.400 194
Moment tensor (x1.e26 dyncm) :
Mrr : 0.071876 Mtt : -0.082429
Mff : 0.010554 Mrt : 0.016293
Mrf : 0.041906 Mtf : 0.038724
T-axis: moment= 0.099 plunge= 58.878 azimuth= 290.410
N-axis: moment= -0.003 plunge= 31.119 azimuth= 109.505
P-axis: moment= -0.096 plunge= 0.400 azimuth= 199.747
best double couple: Mo= 0.098(x1.e26 dyncm) Mw=5.9 tau= 2.6
nodal planes (strike/dip/slip): 82.55/ 53.10/ 49.74 317.22/ 52.39/130.72
Centroid location : -8.307 127.340 207.370
Centroid time : -3.166
Variance reduction (%) : 45
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 1 1 0 0 0 3 1 2 0 0 0 1
r-comp: 0 1 0 0 0 1 2 2 0 0 0 0
t-comp: 1 1 0 0 0 1 2 0 0 0 0 0
Total number of traces used = 20
number of runs = 5
starttime = Sat Dec 15 01:33:54 MST 2007
endtime = Sat Dec 15 01:48:08 MST 2007
inversion time = Sat Dec 15 01:47:53 MST 2007 - Sat Dec 15 01:48:07 MST 2007
Solution produced by inversion of channels with var red > 2%
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