John Herschel discovered NGC 546 = h2412 (along with nearby NGC 534 = h2410 and NGC 544 = h2411) on 23 Oct 1835 and recorded "eeF. The on f of two." On a later sweep he logged "eeF; S; R; vgbM." His mean position is accurate.

400/500mm - 17.5" (11/1/97): extremely faint, very small, round, requires averted to view. Located 1.5' N of brighter NGC 544. A mag 13.5 star lies 1.5' SE.

Notes by Steve Gottlieb