This minor planet, the first to be found at a Canadian Observatory, is named in honour of University of Toronto, during whose sesquicentennial celebration it was discovered, to acknowledge the central role played by the university in the development of astronomy in Canada. This planet was detected at the David Dunlap Observatory on plates taken by Sidney van den Bergh at the Tautenberg Observatory, East Germany.

Orbit type: Main Belt Asteroid 

Reference: MPC 4645

Named in honour of the American astronomer Simon Newcomb (b. 1835 in Wallace, Nova Scotia, d. 1909), professor of astronomy and director of the U.S. Nautical Almanac Office. Newcomb worked on cometary and planetary orbits and on the theory of the orbit of the Earth. He measured the velocity of light and determined the astronomical unit anew. Newcomb in also honoured by craters on the Moon and on Mars. Prof. Newcomb was elected an Honorary Member of the Astronomical and Physical Society of Toronto on 1891-11-03.

Named in honour of the American astronomer James Craig Watson (b. 1838 in Fingal, Ontario, d. 1880), director of the Ann Arbor Observatory, Michigan, who detected some comets and 22 minor planets. He left an endowment with the National Academy for the care of the "Watson" asteroids. Watson is also honoured by a lunar crater.

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