[rCMT] Mw=5.9 TARAPACA, CHILE
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Tue Dec 25 17:03:26 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007liav TARAPACA, CHILE
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : OTAV RPN SDV TUC WCI
Origin time: 2007 359 16 20 49
Original location (lat,lon,depth) : -19.4000 -69.0000 78
Moment tensor (x1.e26 dyncm) :
Mrr : -0.060920 Mtt : -0.004608
Mff : 0.065528 Mrt : 0.013915
Mrf : -0.053243 Mtf : -0.009015
T-axis: moment= 0.087 plunge= 20.325 azimuth= 81.159
N-axis: moment= -0.005 plunge= 4.189 azimuth= 349.605
P-axis: moment= -0.082 plunge= 69.210 azimuth= 248.481
best double couple: Mo= 0.084(x1.e26 dyncm) Mw=5.9 tau= 2.4
nodal planes (strike/dip/slip): 347.69/ 65.45/-94.61 178.66/ 24.95/-80.03
Centroid location : -19.887 -69.492 84.686
Centroid time : 12.037
Variance reduction (%) : 16
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 0 0 0 0 0 0 3 1 0 1 0 0
r-comp: 0 0 0 0 0 0 3 0 0 1 0 0
t-comp: 0 0 0 0 0 0 3 1 0 0 0 0
Total number of traces used = 13
number of runs = 5
starttime = Tue Dec 25 09:49:52 MST 2007
endtime = Tue Dec 25 10:03:23 MST 2007
inversion time = Tue Dec 25 10:03:12 MST 2007 - Tue Dec 25 10:03:22 MST 2007
Solution produced by inversion of channels with var red > 2%
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