Albert Marth discovered NGC 6117 = m 309 on 5 Jul 1864 and noted "vF, S, R." His declination is 1' too far south.
400/500mm - 17.5" (6/27/87): very faint, small, round, weak concentration. A mag 14 star is 1.6' W of center. Located just 2.6' S of mag 9.5 SAO 65226.
Notes by Steve Gottlieb