100P/Hartley 1

Japanese version
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Updated on November 27, 2010

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* Returns and Appearances

!Discovered *Appeared -Not observed #Appeared before discovery +Not observed before discovery .Returns in the future
.
2016 Apr. 2
* 100P
2009 Dec. 6
* 100P
2003 Aug. 18
* 100P
1997 May 28
* 100P/1991 E1
1991 May 17
! 100P/1985 L1
1985 June 11

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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.