NGC 7543 (also IRAS 23121+2803, MCG 5-54-52, UGC 12450 and PGC 70785) is a magnitude +13.2 spiral galaxy located 318 million light years away in the constellation Pegasus.
The galaxy was discovered by French astronomer Edouard Jean-Marie Stephan using a 80.01 cm (31.5 inch) reflector at the Marseille Observatory on the 19th September 1878.
Right Ascension 23h 14m 34.5s, Declination +28° 19' 40"
