[rCMT] Mw=5.8 OFFSHORE ANTOFAGASTA, CHILE
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Sat Nov 17 18:44:24 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
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General region : 2007jvbn OFFSHORE ANTOFAGASTA, CHI
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : OTAV PMSA RPN SJG SUR TUC WCI
Origin time: 2007 321 17 54 31
Original location (lat,lon,depth) : -23.1000 -70.7000 7
Moment tensor (x1.e26 dyncm) :
Mrr : -0.005364 Mtt : 0.024272
Mff : -0.018908 Mrt : -0.054766
Mrf : 0.009250 Mtf : 0.008526
T-axis: moment= 0.066 plunge= 37.339 azimuth= 179.012
N-axis: moment= -0.014 plunge= 16.810 azimuth= 282.337
P-axis: moment= -0.052 plunge= 47.782 azimuth= 31.786
best double couple: Mo= 0.059(x1.e26 dyncm) Mw=5.8 tau= 2.2
nodal planes (strike/dip/slip): 103.99/ 84.56/-73.11 211.33/ 17.72/-161.85
Centroid location : -23.262 -70.032 29.541
Centroid time : 1.949
Variance reduction (%) : 2
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 1 1 0 0 0 1 2 1 0 1 0 0
r-comp: 1 0 0 0 0 0 2 1 0 1 0 0
t-comp: 1 0 0 0 0 0 2 1 0 1 0 0
Total number of traces used = 17
number of runs = 8
starttime = Sat Nov 17 11:22:47 MST 2007
endtime = Sat Nov 17 11:44:05 MST 2007
inversion time = Sat Nov 17 11:43:51 MST 2007 - Sat Nov 17 11:44:03 MST 2007
Solution produced by inversion of all available channels
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