Albert Marth discovered NGC 4083 = m 233 on 25 Mar 1865 and noted "eF, vS."
400/500mm - 17.5" (1/23/88): very faint, very small, round, even surface brightness. Located 2.2' NNW of a mag 10.5 star. Forms a faint pair with NGC 4082 3.7' NNW. Located within the NGC 4067 group.
Notes by Steve Gottlieb