321P/SOHO

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Updated on May 13, 2024

Returns and Appearances Discovered Appeared Not observed Appeared before discovery Not observed before discovery Returns in the future 2027 Aug. 2 2023 Oct. 26 2020 Jan. 17 2016 Apr. 10 321P/2012 M2 2012 June 30 321P/2008 S2 2008 Sept. 17 321P/2004 X7 2004 Dec. 7 321P/2001 D1 2001 Feb. 18 321P/1997 J6 1997 May 1

The identification between C/2001 D1 and C/2004 X7 and C/2008 S2 is printed on M.P.E.C. 2008-S82. The identification between C/1997 J6 and C/2001 D1, C/2004 X7, C/2008 S2 is printed on M.P.E.C. 2009-H56.