[rCMT] Mw=6.1 SOUTHEAST OF LOYALTY ISLANDS
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Sat Oct 13 18:33:25 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007ikbb SOUTHEAST OF LOYALTY ISLA
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CASY CTAO INCN KIP MAJO PMG RPN TAU YSS
Origin time: 2007 286 17 45 49
Original location (lat,lon,depth) : -21.2000 169.200 5
Moment tensor (x1.e26 dyncm) :
Mrr : -0.117817 Mtt : -0.030394
Mff : 0.148212 Mrt : 0.060818
Mrf : -0.014848 Mtf : -0.027911
T-axis: moment= 0.155 plunge= 5.346 azimuth= 79.683
N-axis: moment= -0.006 plunge= 26.510 azimuth= 347.008
P-axis: moment= -0.149 plunge= 62.873 azimuth= 180.206
best double couple: Mo= 0.152(x1.e26 dyncm) Mw=6.1 tau= 3.0
nodal planes (strike/dip/slip): 327.12/ 55.71/-122.70 195.85/ 45.96/-51.61
Centroid location : -20.909 169.376 10.000
Centroid time : 5.300
Variance reduction (%) : 42
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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 0 1 1 1 1
r-comp: 0 0 0 0 1 0 1 0 1 1 0 0
t-comp: 0 0 0 0 1 0 2 1 1 1 1 0
Total number of traces used = 19
number of runs = 10
starttime = Sat Oct 13 12:07:00 MDT 2007
endtime = Sat Oct 13 12:33:22 MDT 2007
inversion time = Sat Oct 13 12:33:12 MDT 2007 - Sat Oct 13 12:33:21 MDT 2007
Solution produced by inversion of channels with var red > 2%
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