[rCMT] Mw=5.9 KEP. MENTAWAI REGION, INDONESIA
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Sun Nov 25 18:23:08 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007kdbb KEP. MENTAWAI REGION, IND
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CASY CTAO INCN KURK MAJO TAU TLY ULN YSS
Origin time: 2007 329 17 41 37
Original location (lat,lon,depth) : -2.20000 100.4000 30
Moment tensor (x1.e26 dyncm) :
Mrr : -0.097889 Mtt : 0.043118
Mff : 0.054772 Mrt : -0.036279
Mrf : 0.030518 Mtf : -0.017976
T-axis: moment= 0.080 plunge= 14.690 azimuth= 230.546
N-axis: moment= 0.031 plunge= 3.501 azimuth= 139.627
P-axis: moment= -0.111 plunge= 74.880 azimuth= 36.539
best double couple: Mo= 0.095(x1.e26 dyncm) Mw=5.9 tau= 2.5
nodal planes (strike/dip/slip): 325.60/ 30.46/-83.08 137.58/ 59.78/-94.05
Centroid location : -3.027 99.637 46.844
Centroid time : -1.460
Variance reduction (%) : 9
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 1 1 1 0 2 2 1 0 0 0 0 0
r-comp: 0 1 1 0 1 3 1 0 0 0 0 0
t-comp: 0 1 1 0 1 3 1 0 0 0 0 0
Total number of traces used = 22
number of runs = 5
starttime = Sun Nov 25 11:10:10 MST 2007
endtime = Sun Nov 25 11:22:50 MST 2007
inversion time = Sun Nov 25 11:22:38 MST 2007 - Sun Nov 25 11:22:49 MST 2007
Solution produced by inversion of all available channels
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