[rCMT] Mw=5.9 RAT ISLANDS, ALEUTIAN ISLANDS
USGS research CMT
researchcmt at geohazards.usgs.gov
Fri Jul 25 01:08:30 GMT 2008
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2008uwb8 RAT ISLANDS, ALEUTIAN ISL
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : COR FFC INCN KIP MAJO TIXI TLY ULN YAK YSS
Origin time: 2008 207 0 29 27
Original location (lat,lon,depth) : 51.4000 179.000 56
Moment tensor (x1.e26 dyncm) :
Mrr : 0.083476 Mtt : -0.081408
Mff : -0.002068 Mrt : 0.063956
Mrf : -0.006853 Mtf : -0.009269
T-axis: moment= 0.106 plunge= 70.316 azimuth= 15.045
N-axis: moment= -0.002 plunge= 5.948 azimuth= 268.112
P-axis: moment= -0.104 plunge= 18.693 azimuth= 176.092
best double couple: Mo= 0.105(x1.e26 dyncm) Mw=5.9 tau= 2.6
nodal planes (strike/dip/slip): 91.03/ 63.95/ 96.62 256.22/ 26.82/ 76.72
Centroid location : 50.617 179.276 41.687
Centroid time : 4.092
Variance reduction (%) : 29
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 1 0 1 1 0 1 1 3 0 0 0
r-comp: 0 0 0 0 0 0 0 2 1 1 0 0
t-comp: 0 1 0 0 1 0 1 2 3 1 0 0
Total number of traces used = 21
number of runs = 1
starttime = Thu Jul 24 19:07:18 MDT 2008
endtime = Thu Jul 24 19:08:28 MDT 2008
inversion time = Thu Jul 24 19:08:22 MDT 2008 - Thu Jul 24 19:08:28 MDT 2008
Solution produced by inversion of channels with var red > 2%
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