[rCMT] Mw=5.9 ANDREANOF ISLANDS, ALEUTIAN IS.
USGS research CMT
researchcmt at geohazards.usgs.gov
Sat Mar 1 22:40:10 MST 2008
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2008pcam ANDREANOF ISLANDS, ALEUTI
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : COR FFC INCN KIP MAJO TIXI TLY YAK
Origin time: 2008 62 5 11 47
Original location (lat,lon,depth) : 51.8000 -179.200 35
Moment tensor (x1.e26 dyncm) :
Mrr : -0.007794 Mtt : 0.055277
Mff : -0.047483 Mrt : -0.012133
Mrf : 0.038141 Mtf : -0.047334
T-axis: moment= 0.081 plunge= 16.907 azimuth= 205.006
N-axis: moment= -0.001 plunge= 59.610 azimuth= 326.223
P-axis: moment= -0.080 plunge= 24.452 azimuth= 107.061
best double couple: Mo= 0.081(x1.e26 dyncm) Mw=5.9 tau= 2.4
nodal planes (strike/dip/slip): 247.67/ 60.11/-174.24 154.79/ 85.01/-30.02
Centroid location : 51.461 -179.218 19.247
Centroid time : -1.270
Variance reduction (%) : 33
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* oo oooooooo oooo*
** ooooo **
* oooo--o *
** ooo-----oo **
** ooo--------oo+ **
** -ooo-----------oo **
*-oo--------------oo P *
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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 1 1 0 0
r-comp: 0 0 0 0 0 0 0 2 0 1 0 0
t-comp: 0 0 0 1 1 0 1 2 0 1 0 0
Total number of traces used = 15
number of runs = 5
starttime = Sat Mar 1 22:24:00 MST 2008
endtime = Sat Mar 1 22:40:05 MST 2008
inversion time = Sat Mar 1 22:39:49 MST 2008 - Sat Mar 1 22:40:03 MST 2008
Solution produced by inversion of channels with var red > 2%
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