Albert Marth discovered NGC 2341 = m 100 (along with NGC 2342 = m 101) on 10 Nov 1864 with Lassell's 48" on Malta. His position matches UGC 3708 = PGC 20259.
400/500mm - 17.5" (1/20/90): faint, very small, slightly elongated E-W. A mag 13.5 star is 0.7' N. Forms a pair with NGC 2342 2.5' NNE.
Notes by Steve Gottlieb