[rCMT] Mw=6.4 FOX ISLANDS, ALEUTIAN ISLANDS
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Wed Dec 26 22:35:27 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007lja5 FOX ISLANDS, ALEUTIAN ISL
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : COR FFC KIP MAJO TIXI TLY YAK
Origin time: 2007 360 22 4 56
Original location (lat,lon,depth) : 52.7000 -168.300 35
Moment tensor (x1.e26 dyncm) :
Mrr : 0.385415 Mtt : -0.289424
Mff : -0.095991 Mrt : 0.321720
Mrf : 0.097316 Mtf : -0.101480
T-axis: moment= 0.519 plunge= 68.319 azimuth= 346.243
N-axis: moment= -0.054 plunge= 2.534 azimuth= 249.852
P-axis: moment= -0.465 plunge= 21.518 azimuth= 158.852
best double couple: Mo= 0.492(x1.e26 dyncm) Mw=6.4 tau= 4.4
nodal planes (strike/dip/slip): 70.95/ 66.56/ 92.76 244.04/ 23.59/ 83.66
Centroid location : 51.838 -168.233 29.463
Centroid time : 4.328
Variance reduction (%) : 38
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 1 0 0 1 1 0 0 2 0 1 0 0
r-comp: 1 0 0 1 0 0 0 3 0 1 0 0
t-comp: 1 0 0 1 1 0 0 2 0 1 0 0
Total number of traces used = 18
number of runs = 3
starttime = Wed Dec 26 15:27:41 MST 2007
endtime = Wed Dec 26 15:35:23 MST 2007
inversion time = Wed Dec 26 15:35:11 MST 2007 - Wed Dec 26 15:35:22 MST 2007
Solution produced by inversion of channels with var red > 2%
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