Heinrich d'Arrest discovered NGC 4207 on 23 Mar 1865 with the 11-inch refractor at Copenhagen. His position, measured on 3 nights. matches UGC 7268 and he accurately placed the nearby mag 13.5 star as preceding by 5 seconds of time.

400/500mm - 17.5" (5/14/88): fairly faint, fairly small, oval WNW-ESE, bright core. A mag 13.5 star at the WNW end 1.2' from center.

Notes by Steve Gottlieb