Édouard Stephan discovered NGC 5517 = St XII-63 on 20 Apr 1882. His position is accurate.
400/500mm - 17.5" (6/2/00): faint, fairly small, irregularly round, weakly concentrated to a slightly brighter core and a quasi-stellar nucleus. Located 7' N of mag 8 SAO 63990. NGC 5499 lies 28' NW.
Notes by Steve Gottlieb