170P/Christensen

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Updated on July 29, 2021

Returns and Appearances Discovered Appeared Not observed Appeared before discovery Not observed before discovery Returns in the future 170P 2023 Apr. 20 170P 2014 Sept. 17 170P/2005 M1 2006 Jan. 26 170P 1997 June 20

The perihelion date in 1997 is printed on M.P.E.C. 2005-P41.