[rCMT] Mw=7.8 SOUTHERN SUMATRA, INDONESIA
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Wed Sep 12 11:48:44 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007hear 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 11 10 24
Original location (lat,lon,depth) : -4.40000 101.6000 16
Moment tensor (x1.e26 dyncm) :
Mrr : -1.984315 Mtt : -5.758907
Mff : 7.743221 Mrt : 19.272905
Mrf : -68.848862 Mtf : 10.597971
T-axis: moment= 72.288 plunge= 43.474 azimuth= 84.318
N-axis: moment= 0.643 plunge= 9.963 azimuth= 344.731
P-axis: moment= -72.931 plunge= 44.810 azimuth= 244.682
best double couple: Mo= 72.610(x1.e26 dyncm) Mw=7.8 tau= 23.1
nodal planes (strike/dip/slip): 250.76/ 9.99/ -3.91 344.61/ 89.32/-99.96
Centroid location : -1.523 103.020 131.973
Centroid time : 77.223
Variance reduction (%) : -15
***********
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***oooo -----------ooo***
**ooo --------------oo**
**oo o---------------o**
*oo -----------------o*
*oo o-----------------o*
**o o-----------------**
*o o------------------*
** oo---------T-------**
** +-----------------**
** oo----------------**
* P o----------------*
** o--------------**
* o--------------*
* -------------*
** o----------**
** ---------**
*** -----***
**** -****
***********
0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 1 2 0 1 2 1 0 0 0 0 0
r-comp: 0 1 2 0 1 3 1 0 0 0 0 0
t-comp: 0 1 2 0 1 3 1 0 0 0 0 0
Total number of traces used = 23
number of runs = 9
starttime = Wed Sep 12 05:25:28 MDT 2007
endtime = Wed Sep 12 05:48:30 MDT 2007
inversion time = Wed Sep 12 05:48:20 MDT 2007 - Wed Sep 12 05:48:29 MDT 2007
Solution produced by inversion of all available channels
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