John Herschel discovered NGC 5378 = h1713 on 11 Mar 1831 and recorded "pB; lE; vglbM." His single position is good.
400/500mm - 17.5" (6/6/86): fairly faint, fairly small, almost round, diffuse outer halo increases to a small bright core. Located between mag 9 SAO 63854 4.9' ESE and mag 9.5 SAO 63843 4.3' NW. NGC 5380 lies 11.5' S.
Notes by Steve Gottlieb