Guillaume Bigourdan discovered IC 781 = Big. 172 on 10 May 1888.
400/500mm - 17.5" (5/23/87): very faint, small, round, diffuse, very weakly concentrated core. A mag 15 star is off the north end 30" from center. Located 2.0' ESE of a mag 10 star. Form a pair with NGC 4262 9' SW.
Notes by Steve Gottlieb