DeLisle Stewart discovered IC 4833 = DS 570 on a plate taken at Harvard's Arequipa station on 13 Aug 1901 and reported "eeF, eS, R, bM."

600/800mm - 30" (10/12/15 - OzSky): at 394x; fairly faint to moderately bright, elongated ~E-W, 0.5'x0.3'. Within a small triangle of stars: a mag 14.7 star 0.6' S, a mag 15.0 star 0.5' NW and a mag 16.1 star 0.5' E. Located 7.5' SE of bright IC 4831 and 4.7' NW of mag 8.1 HD 179303.

Notes by Steve Gottlieb