151P/Helin

Japanese version
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Updated on August 11, 2016

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* Returns and Appearances

!Discovered *Appeared -Not observed #Appeared before discovery +Not observed before discovery .Returns in the future
.
2029 Aug. 18
* 151P
2015 Oct. 8
* 151P/2001 M1
2001 Sept.23
! 151P/1987 Q3
1987 Aug. 12

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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.