46P/Wirtanen

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Updated on September 15, 2019

Returns and Appearances Discovered Appeared Not observed Appeared before discovery Not observed before discovery Returns in the future 2024 May 19 46P 2018 Dec. 12 46P 2013 July 9 46P 2008 Feb. 2 46P 2002 Aug. 26 46P 1997 Mar. 14 46P 1991 Sept.20 46P 1986 Mar. 19 1980 May 22 46P 1974 July 5 46P 1967 Dec. 15 46P 1961 Apr. 15 46P/1954 R2 1954 Aug. 13 46P/1948 A1 1947 Dec. 2

The perihelion dates in the past appearances are printed on Catalog of Cometary Orbits 1996. The perihelion date in 1980 is calculated using the Minor Planet & Comet Ephemeris Service.