[rCMT] Mw=6.0 ANDREANOF ISLANDS, ALEUTIAN IS.
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Wed Oct 31 14:17:49 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007jdbd ANDREANOF ISLANDS, ALEUTI
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : COR INCN KIP MAJO TIXI TLY YAK YSS
Origin time: 2007 304 13 44 23
Original location (lat,lon,depth) : 51.5000 -178.400 53
Moment tensor (x1.e26 dyncm) :
Mrr : 0.149494 Mtt : -0.119691
Mff : -0.029803 Mrt : -0.003902
Mrf : 0.005603 Mtf : -0.030320
T-axis: moment= 0.150 plunge= 87.772 azimuth= 241.868
N-axis: moment= -0.021 plunge= 2.185 azimuth= 73.040
P-axis: moment= -0.129 plunge= 0.431 azimuth= 343.024
best double couple: Mo= 0.139(x1.e26 dyncm) Mw=6.0 tau= 2.9
nodal planes (strike/dip/slip): 70.82/ 44.61/ 86.89 255.19/ 45.47/ 93.07
Centroid location : 51.318 -177.758 53.926
Centroid time : -0.321
Variance reduction (%) : 19
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 1 0 1 0 0 1 1 2 1 0 0
r-comp: 0 0 0 0 0 0 0 1 1 1 0 0
t-comp: 0 1 0 1 0 0 0 2 1 1 0 0
Total number of traces used = 16
number of runs = 1
starttime = Wed Oct 31 08:16:17 MDT 2007
endtime = Wed Oct 31 08:17:46 MDT 2007
inversion time = Wed Oct 31 08:17:40 MDT 2007 - Wed Oct 31 08:17:46 MDT 2007
Solution produced by inversion of channels with var red > 2%
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