William Herschel discovered NGC 3693 = H III-532 = h3344 on 27 Mar 1786 (sweep 548) and noted "vF, lE, vlbM." JH logged "F; pmE in parallel; gpmbM; 20"." The NGC misidentifies h3334 as NGC 3693 (typo).

400/500mm - 17.5" (5/2/92): faint, fairly small, very elongated 4:1 E-W, very small bright core. A mag 12 star is 3.3' WSW. Located 10' SE of mag 8.3 SAO 156691.

Notes by Steve Gottlieb