Discovered Appeared Not observed Appeared before discovery Not observed before discovery Returns in the future
2032 Mar. 10 60P2025 July 20 60P2018 Dec. 11 60P2012 May 13 60P2005 Dec. 24 60P1999 Mar. 8 60P1992 May 20 60P1985 July 21 60P1978 Sept.20 60P/1971 S11971 Nov. 29 60P/1965 A21965 Feb. 9