Lewis Swift discovered IC 4516 = Sw. XI-176 on 2 Jun 1898 and reported "vF; pS; R; only 1 * near, 10m * nf." His position was 2' too far NW. Harold Corwin notes that "IC 4516 is probably the last object discovered by Lewis Swift". See IC 4514.
600/800mm - 24" (7/12/18): at 282x; moderately bright, fairly small, round, 35" diameter, strong concentration, small bright core with a faint halo. IC 4516 is the cD galaxy in the rich cluster Abell 1983. Situated in a star-poor field.
Notes by Steve Gottlieb