Édouard Stephan discovered NGC 7491 = St XII-94 on 21 Aug 1881. His position is very accurate.
400/500mm - 17.5" (9/15/90): very faint, small, round, weak concentration. Located 2.5' N of a mag 10 star.
Notes by Steve Gottlieb
Édouard Stephan discovered NGC 7491 = St XII-94 on 21 Aug 1881. His position is very accurate.
400/500mm - 17.5" (9/15/90): very faint, small, round, weak concentration. Located 2.5' N of a mag 10 star.
Notes by Steve Gottlieb