William Herschel discovered NGC 5351 = H II-697 = h1697 on 16 May 1787 (sweep 738) and recorded "F, bM, E in the parallel, about 1 1/2' long and 1' broad."
400/500mm - 17.5" (6/6/86): fairly faint, broad concentration, elongated WNW-ESE. Forms a pair with NGC 5349 3.5' SW.
Notes by Steve Gottlieb