120P/Mueller 1

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Updated on December 10, 2022

Returns and Appearances Discovered Appeared Not observed Appeared before discovery Not observed before discovery Returns in the future 2029 Apr. 5 120P 2021 May 7 120P 2013 Feb. 22 120P 2004 Sept.30 120P/1995 O2 1996 Apr. 24 120P/1987 U2 1987 Dec. 4

The perihelion dates in the past appearances are printed on Catalog of Cometary Orbits 1996.