Crommelin, Andrew Claude de la Cherois (1865-1939) born at Cushendun February 6 1865, educated at Cambridge and in 1881 joined the staff at Greenwich. Recognised as an authority on the orbits of asteroids and comets, especially the computation of the return of Halley’s Comet in 1910, Retiring in 1927, he died September 20 1939 (see ODNB; Obs, 63 , 11-13).
Ward, Isaac W. (1834-1916), born Camden Street Belfast from a noted Belfast farming family in the area. A keen amateur astronomer and observer with very keen eye-sight his sole instrument was a 4.3-inch refractor. A member of the Ulster Astronomical Society, he is best known for his discovery of a supernova (S Andromedae) in the Andromeda Galaxy (M 31) in 1885 (see Beesley 1985).
Ulster Astronomical Society
Short-lived astronomical society (1890-4), based in the City of Belfast.