[rCMT] Mw=6.2 VANUATU
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Sun Jul 15 10:16:33 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007evak VANUATU
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CASY CTAO INCN KIP MAJO PET TAU YSS
Origin time: 2007 196 9 27 40
Original location (lat,lon,depth) : -15.4000 168.500 46
Moment tensor (x1.e26 dyncm) :
Mrr : 0.248726 Mtt : -0.008358
Mff : -0.240368 Mrt : -0.122784
Mrf : -0.015049 Mtf : -0.057396
T-axis: moment= 0.298 plunge= 68.010 azimuth= 182.138
N-axis: moment= -0.040 plunge= 21.265 azimuth= 17.617
P-axis: moment= -0.258 plunge= 5.344 azimuth= 285.531
best double couple: Mo= 0.278(x1.e26 dyncm) Mw=6.2 tau= 3.6
nodal planes (strike/dip/slip): 353.69/ 43.82/ 58.41 214.13/ 53.86/116.69
Centroid location : -14.842 168.811 21.856
Centroid time : -2.825
Variance reduction (%) : 46
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 0 0 0 1 0 2 1 0 1 0 2
r-comp: 0 0 0 0 0 0 2 1 0 1 0 1
t-comp: 0 0 0 0 1 0 3 1 0 1 0 2
Total number of traces used = 20
number of runs = 13
starttime = Sun Jul 15 03:48:12 MDT 2007
endtime = Sun Jul 15 04:16:33 MDT 2007
inversion time = Sun Jul 15 04:16:30 MDT 2007 - Sun Jul 15 04:16:32 MDT 2007
Solution produced by inversion of channels with var red > 2%
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