22P/Kopff

Japanese version
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Updated on February 9, 2013

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* Returns and Appearances

!Discovered *Appeared -Not observed #Appeared before discovery +Not observed before discovery .Returns in the future
* 22P
2015 Oct. 25
* 22P
2009 May 25
* 22P
2002 Dec. 12
* 22P
1996 July 2
* 22P
1990 Jan. 20
* 22P
1983 Aug. 10
* 22P
1977 Mar. 7
* 22P
1970 Oct. 2
* 22P
1964 May 16
* 22P
1958 Jan. 20
* 22P
1951 Oct. 20
* 22P
1945 Aug. 11
* 22P
1939 Mar. 13
* 22P
1932 Aug. 21
* 22P
1926 Jan. 28
* 22P/1919 O1
1919 June 28
-
1912 Nov. 25
! 22P/1906 Q1
1906 May 3

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The perihelion dates in the past appearances are printed on Catalog of Cometary Orbits 1996.
The perihelion date in 1912 is calculated using the Minor Planet & Comet Ephemeris Service.

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Copyright(C) Seiichi Yoshida (comet@aerith.net). All rights reserved.