William Herschel discovered NGC 5773 = H III-130 = h1884, along with NGC 5771, on 16 May 1784 (sweep 218). See description for NGC 5771. JH made the single observation "vF; R; pgbM; 20"."

400/500mm - 17.5" (6/21/93): faint, small, round, 40" diameter, broad concentration. A mag 13 star is 2.8' S. Forms a very similar pair with NGC 5771 4' WNW.

Notes by Steve Gottlieb