[rCMT] Mw=7.3 SOUTHERN SUMATRA, INDONESIA
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Wed Sep 12 17:17:34 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007hebj SOUTHERN SUMATRA, INDONES
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CTAO INCN KURK MAJO PMG TAU TLY ULN
Origin time: 2007 255 16 37 0
Original location (lat,lon,depth) : -3.10000 101.4000 11
Moment tensor (x1.e26 dyncm) :
Mrr : 12.320197 Mtt : -5.558806
Mff : -6.761391 Mrt : 0.310746
Mrf : -2.647851 Mtf : -1.475525
T-axis: moment= 12.695 plunge= 81.970 azimuth= 78.471
N-axis: moment= -4.730 plunge= 5.375 azimuth= 210.303
P-axis: moment= -7.965 plunge= 5.948 azimuth= 300.864
best double couple: Mo= 10.330(x1.e26 dyncm) Mw=7.3 tau= 12.1
nodal planes (strike/dip/slip): 36.90/ 39.34/ 98.50 205.96/ 51.18/ 83.09
Centroid location : -2.883 101.780 46.903
Centroid time : 15.697
Variance reduction (%) : 4
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** oo--------+-T---------oo-- **
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 1 2 0 1 1 1 0 0 0 0 0
r-comp: 0 0 0 0 0 1 1 0 0 0 0 0
t-comp: 0 0 2 0 1 2 1 0 0 0 0 0
Total number of traces used = 14
number of runs = 6
starttime = Wed Sep 12 11:02:22 MDT 2007
endtime = Wed Sep 12 11:17:31 MDT 2007
inversion time = Wed Sep 12 11:17:26 MDT 2007 - Wed Sep 12 11:17:31 MDT 2007
Solution produced by inversion of channels with var red > 2%
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