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Published on Apr 22, 2013
Formally designated C/2012 S1 (ISON), the comet was discovered on September 21, 2012, by Russian astronomers Vitali Nevski and Artyom Novichonok using a telescope of the International Scientific Optical Network located near Kislovodsk. If current trends continue, ISON could rank as one of the brightest comets in decades when it makes its close approach to the sun in late November. A close approach to the sun make comet ISON an object of special interest.