Johann Palisa discovered NGC 4587 on 17 Apr 1882 with the 12-inch refractor at Vienna University Observatory. His discovery position in AN 2520 matches UGC 7805. This was the first of 8 NGC galaxies discovered by Palisa.

400/500mm - 17.5" (4/21/90): fairly faint, fairly small, slightly elongated SW-NE, weak concentration. Surrounded by seven mag 13-14.5 stars within a 3' radius.

Notes by Steve Gottlieb