Lewis Swift discovered NGC 6424 = Sw. II-59 on 5 Aug 1885 and logged "vF; pS; R." His position is less than 1' from UGC 10932, so the identity is certain.
400/500mm - 17.5" (6/11/88): very faint, extremely small, round. Appears as a stellar nucleus with a small, round halo.
Notes by Steve Gottlieb