Discovered Appeared Not observed Appeared before discovery Not observed before discovery Returns in the future
323P2025 Mar. 14 323P2021 Jan. 17 323P2016 Nov. 23 323P/2012 Q22012 Aug. 20 323P/2008 K102008 May 31 323P/2004 E22004 Mar. 12 323P/1999 X31999 Dec. 12