Heinrich d'Arrest discovered NGC 7728 on 16 Feb 1862 with the 11-inch refractor at Copenhagen. His mean position (measured on 3 nights) is just off the south side of the galaxy and he mentions the nearby mag 9 star (9 seconds of RA west).

400/500mm - 17.5" (8/10/91): fairly faint, small, slightly elongated WSW-ENE, bright core, stellar nucleus. Located 2.3' NE of a mag 10 star in AGC 2634. Forms a pair with PGC 85623 = 2MASX J23400320+2710014 2.5' NNE. UGC 12721 lies 11' W.

Notes by Steve Gottlieb