Discovered Appeared Not observed Appeared before discovery Not observed before discovery Returns in the future
47P2025 Oct. 28 47P2017 June 10 47P2009 Jan. 31 47P2001 Jan. 6 47P1993 July 14 47P1986 Jan. 24 47P1978 Aug. 19 47P1971 Mar. 13 47P1963 Oct. 2 47P/1955 H11956 Apr. 6 47P/1948 Q11948 Oct. 4