[rCMT] Mw=6.1 ANDREANOF ISLANDS, ALEUTIAN IS.
USGS research CMT
researchcmt at geohazards.usgs.gov
Sat Mar 22 14:58:01 MST 2008
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2008pxby ANDREANOF ISLANDS, ALEUTI
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : COR KIP MAJO TIXI TLY ULN YAK
Origin time: 2008 82 21 24 12
Original location (lat,lon,depth) : 52.1000 -178.600 132
Moment tensor (x1.e26 dyncm) :
Mrr : -0.107159 Mtt : 0.005366
Mff : 0.101793 Mrt : 0.022146
Mrf : -0.170999 Mtf : -0.059130
T-axis: moment= 0.216 plunge= 27.604 azimuth= 71.302
N-axis: moment= -0.013 plunge= 10.435 azimuth= 166.828
P-axis: moment= -0.204 plunge= 60.166 azimuth= 275.559
best double couple: Mo= 0.210(x1.e26 dyncm) Mw=6.1 tau= 3.3
nodal planes (strike/dip/slip): 349.98/ 73.40/-79.11 136.01/ 19.77/-122.37
Centroid location : 51.855 -178.616 127.406
Centroid time : 2.226
Variance reduction (%) : 51
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* o o---------T----*
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 1 0 1 0 0 0 2 1 1 0 0
r-comp: 0 1 0 0 0 0 0 3 0 1 0 0
t-comp: 0 0 0 0 0 0 0 3 1 0 0 0
Total number of traces used = 15
number of runs = 4
starttime = Sat Mar 22 15:50:55 MDT 2008
endtime = Sat Mar 22 15:58:01 MDT 2008
inversion time = Sat Mar 22 15:57:59 MDT 2008 - Sat Mar 22 15:58:01 MDT 2008
Solution produced by inversion of channels with var red > 2%
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