John Herschel discovered NGC 5206 = h3518 on 2 Jul 1834 and recorded "F; pL; R; vgbM; 50"; on a ground faintly stippled with minute stars." His position is within the north side of the halo.

300/350mm - 13.1" (2/19/04 - Costa Rica): fairly faint, fairly small, oval 3:2 SSW-NNE, 1.0'x0.6', broad weak concentration. Situated just south of a pair of mag 12 stars 1.5' N and 1.7' NW of center. NGC 5156 lies 1.1° SW. Located just 80' SE of Omega Centauri in the Centaurus A galaxy group.

Notes by Steve Gottlieb