NGC 6636 (also NGC 6636-1, MCG 11-22-46, UGC 11221 and PGC 61782; NGC 6636-2, MCG 11-22-47 and PGC 61780) are a pair of magnitude +13.7 and +14.2 spiral galaxies located 202 and 214 million light-years away in the constellation Draco.
The galaxies were discovered by American astronomer Lewis A. Swift using a 40.6 cm (16 inch) Alvan Clark and Sons refractor at the Warner Observatory, Rochester, New York, on the 23rd July 1884.
Right Ascension 18h 22m 02.6s, Declination +66° 37' 03"
