[rCMT] Mw=5.6 VANUATU
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Sun Aug 19 14:32:35 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007gfbb VANUATU
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : CASY CTAO KIP MAJO PET PMG RPN TAU
Origin time: 2007 231 13 44 6
Original location (lat,lon,depth) : -20.5000 169.600 91
Moment tensor (x1.e26 dyncm) :
Mrr : -0.014114 Mtt : 0.034668
Mff : -0.020554 Mrt : 0.005589
Mrf : 0.019990 Mtf : -0.005480
T-axis: moment= 0.036 plunge= 4.878 azimuth= 3.847
N-axis: moment= 0.003 plunge= 49.328 azimuth= 268.146
P-axis: moment= -0.038 plunge= 40.253 azimuth= 97.990
best double couple: Mo= 0.037(x1.e26 dyncm) Mw=5.6 tau= 1.8
nodal planes (strike/dip/slip): 237.95/ 66.62/-145.72 132.81/ 58.87/-27.62
Centroid location : -20.105 170.187 103.225
Centroid time : -15.089
Variance reduction (%) : 5
******T****
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** --oo--------ooooo **
* --oo-----ooo *
** --oo-oooo **
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** ---ooooo- P **
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 0 1 0 0 0 2 0 1 1 0 1
r-comp: 0 0 0 0 1 0 1 0 0 1 1 0
t-comp: 0 0 0 0 0 0 0 0 1 1 0 0
Total number of traces used = 12
number of runs = 13
starttime = Sun Aug 19 08:00:48 MDT 2007
endtime = Sun Aug 19 08:32:33 MDT 2007
inversion time = Sun Aug 19 08:32:29 MDT 2007 - Sun Aug 19 08:32:32 MDT 2007
Solution produced by inversion of channels with var red > 2%
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