Albert Marth discovered NGC 2621 = m 126 on 29 Mar 1865 (along with nearby NGC 2622) with Lassell's 48" and noted "vF, S, R." His position is 1' south of CGCG 120-007.

400/500mm - 17.5" (1/1/92): extremely faint and small, round. A mag 13.5 star is 1.4' E and a faint mag 15 star is 1.7' WNW. Forms a pair with NGC 2620 4.0' SW. Verified on the POSS.

Notes by Steve Gottlieb