[rCMT] Mw=5.4 ANTOFAGASTA, CHILE
USGS research CMT
researchcmt at geohazards.cr.usgs.gov
Sat Nov 24 05:46:05 GMT 2007
AUTOMATIC solution, not reviewed by a seismologist
--------------------------------------------------
General region : 2007kcak ANTOFAGASTA, CHILE
surface waves (3.0,3.5,7,7.5 mHz)
Stations used : HKT OTAV PMSA RPN SDV SJG TUC WCI
Origin time: 2007 328 5 2 7
Original location (lat,lon,depth) : -23.8000 -68.8000 94
Moment tensor (x1.e26 dyncm) :
Mrr : -0.007852 Mtt : 0.013760
Mff : -0.005907 Mrt : 0.003419
Mrf : -0.012361 Mtf : -0.001007
T-axis: moment= 0.015 plunge= 14.381 azimuth= 11.545
N-axis: moment= 0.005 plunge= 38.878 azimuth= 113.475
P-axis: moment= -0.019 plunge= 47.544 azimuth= 265.270
best double couple: Mo= 0.017(x1.e26 dyncm) Mw=5.4 tau= 1.4
nodal planes (strike/dip/slip): 61.81/ 45.79/-151.13 310.78/ 69.75/-48.01
Centroid location : -22.213 -68.201 128.989
Centroid time : 6.081
Variance reduction (%) : -3
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* oooo ------------------*
* oooo----------------o*
** oooo-------------o**
* ooo----------oo-*
** ooo-------oo--**
** P + -oo-----oo---**
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0- 30- 60- 90- 120- 150- 180- 210- 240- 270- 300- 330-
z-comp: 1 0 0 0 0 1 3 1 0 1 0 0
r-comp: 0 0 0 0 0 1 3 0 0 1 0 0
t-comp: 0 0 0 0 0 1 3 0 0 1 0 0
Total number of traces used = 17
number of runs = 9
starttime = Fri Nov 23 22:21:35 MST 2007
endtime = Fri Nov 23 22:45:46 MST 2007
inversion time = Fri Nov 23 22:45:35 MST 2007 - Fri Nov 23 22:45:45 MST 2007
Solution produced by inversion of all available channels
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