80P/Peters-Hartley

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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 2030 Dec. 28 80P 2022 Dec. 8 80P 2014 Nov. 10 2006 Sept. 25 80P 1998 Aug. 11 80P 1990 June 23 80P/1982 N1 1982 May 8 1974 Apr. 5 1966 Feb. 23 1958 Jan. 19 1950 Jan. 7 1941 Dec. 8 1933 Nov. 12 1925 Nov. 18 1917 Oct. 30 1909 Oct. 10 1901 Nov. 5 1893 Nov. 4 1885 Nov. 3 1877 Dec. 21 1870 Jan. 12 1862 Feb. 1 1854 Apr. 15 80P/1846 M1 1846 June 3

The apparition in 2006 is observed by Michael Jager & Gerald Rhemann. printed on Forum.sci.hr. The perihelion dates in the past appearances are printed on Catalog of Cometary Orbits 1996. The perihelion dates of non-observed returns from 1854 to 1974 are calculated by Kenji Muraoka.