NGC 7806 (also known as Arp 112 , MCG 5-1-25 , PGC 112, and UGC 12911 ) is a spiral galaxy about 219 million sg away from Earthand located in the constellation Pegasus . The largest diameter is 1.10 (70 thousand sg) and the smallest 0.8 angular minutes (51 thousand sg). first discovery was made by John Frederick William Herschel on October 9, 1790 . years.