Albert Marth discovered NGC 2882 = m 166 on 6 Mar 1864 and noted "F, pL, E." His position and description matches UGC 5030.
400/500mm - 17.5" (4/13/91): fairly faint, fairly small, elongated 5:2 E-W, almost even surface brightness. A mag 13.5 star is 2.0' SE. Located 16' N of mag 8.4 SAO 117694.
Notes by Steve Gottlieb