[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
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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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**oo o ----------------oo**
*oo oo------------------oo*
*oo oo-------------------o*
**o oo-------------------**
*o oo-------------------*
** o----------T--------**
** oo+-----------------**
** oo-----------------**
* oo----------------*
** oo--------------**
* P oo-------------*
* o-----------*
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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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