NGC 591 (also IRAS 01306+3524, MCG 6-4-38, UGC 1111 and PGC 5800) is a magnitude +13.0 spiral galaxy located 209 million light-years away in the constellation Andromeda.
The galaxy was discovered by American astronomer Truman Henry Safford using a 46.99 cm (18.5-inch) refractor at the Dearborn Observatory, Chicago, on the 10th October 1866.
Right Ascension 01h 33m 31.1s, Declination +35° 40' 06"