[rCMT] Mw=6.3 LOYALTY ISLANDS
USGS research CMT
researchcmt at geohazards.usgs.gov
Mon Apr 28 12:26:30 MST 2008
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2008rjbe LOYALTY ISLANDS
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CASY CTAO INCN KIP MAJO PET RPN TAU YSS
Origin time: 2008 119 18 33 28
Original location (lat,lon,depth) : -20.2000 168.800 4
Moment tensor (x1.e26 dyncm) :
Mrr : 0.248164 Mtt : -0.007834
Mff : -0.240331 Mrt : -0.085291
Mrf : -0.217866 Mtf : 0.135007
T-axis: moment= 0.375 plunge= 60.047 azimuth= 130.775
N-axis: moment= -0.023 plunge= 23.947 azimuth= 350.359
P-axis: moment= -0.352 plunge= 16.904 azimuth= 252.603
best double couple: Mo= 0.364(x1.e26 dyncm) Mw=6.3 tau= 4.0
nodal planes (strike/dip/slip): 311.15/ 35.09/ 45.08 181.77/ 65.98/116.38
Centroid location : -19.759 169.054 10.000
Centroid time : 14.744
Variance reduction (%) : 39
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* o----------------oo- *
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** P o-------------------o-**
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 0 1 0 1 0 2 1 0 1 1 1
r-comp: 0 0 0 0 1 0 3 1 0 1 1 0
t-comp: 0 0 1 0 1 0 1 1 0 1 1 0
Total number of traces used = 21
number of runs = 4
starttime = Mon Apr 28 13:16:33 MDT 2008
endtime = Mon Apr 28 13:26:28 MDT 2008
inversion time = Mon Apr 28 13:26:20 MDT 2008 - Mon Apr 28 13:26:27 MDT 2008
Solution produced by inversion of channels with var red > 2%
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