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1951 OA. Discovered 1951 July 25 by L. Boyer at Algiers.

Named in memory of Frederic Sy, a computer at the Paris Observatory during 1879–1887 and an assistant astronomer at the Algiers Observatory during 1887–1918. An avid observer of minor planets and comets, he made the first discovery of a numbered minor planet at Algiers, (858) El Djezair, in 1916. (M 4419)

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© Springer-Verlag 2003

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