Albert Marth discovered NGC 2576 on 29 Mar 1865 with Lassell's 48" and recorded "eF, eS, stellar." His position is accurate.
400/500mm - 17.5" (1/1/92): very faint, fairly small, very elongated 3:1 SW-NE, weak concentration with thin extensions. Located 3.2' E of mag 8.2 SAO 80137 3.2' W. A mag 10.5 star is just 1.7' SSE.
Notes by Steve Gottlieb