40P/Vaisala 1

Japanese version
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 Updated on December 28, 2024

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* Returns and Appearances

!Discovered *Appeared -Not observed #Appeared before discovery +Not observed before discovery .Returns in the future
* 40P
2025 Nov. 12
* 40P
2014 Nov. 15
* 40P
2004 Jan. 22
* 40P
1993 Apr. 29
* 40P
1982 July 30
* 40P
1971 Sept.12
* 40P
1960 May 10
* 40P/1949 Y1
1949 Nov. 11
! 40P/1939 CB
1939 Apr. 26

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

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