152P/Helin–Lawrence
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This is an old revision of this page, as edited by InternetArchiveBot (talk | contribs) at 06:39, 25 January 2018 (Rescuing 1 sources and tagging 0 as dead. #IABot (v1.6.2) (Balon Greyjoy)). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.
Revision as of 06:39, 25 January 2018 by InternetArchiveBot (talk | contribs) (Rescuing 1 sources and tagging 0 as dead. #IABot (v1.6.2) (Balon Greyjoy))
Discovery | |
---|---|
Discovered by | Eleanor F. Helin Kenneth J. Lawrence |
Discovery date | May 17, 1993 |
Designations | |
1993 XI; 2001 Y1 | |
Orbital characteristics | |
Epoch | March 6, 2006 |
Aphelion | 5.884 AU |
Perihelion | 3.108 AU |
Semi-major axis | 4.496 AU |
Eccentricity | 0.3087 |
Orbital period | 9.534 a |
Inclination | 9.8707° |
Last perihelion | July 9, 2012[1] December 22, 2002 |
Next perihelion | January 13, 2022[1][2] |
152P/Helin–Lawrence is a periodic comet in the solar system.
The comet came to perihelion on 9 July 2012,[1] and reached about apparent magnitude 17.[3]
References
- ^ a b c Syuichi Nakano (2011-02-06). "152P/Helin-Lawrence (NK 2031)". OAA Computing and Minor Planet Sections. Retrieved 2012-02-25.
- ^ "152P/Helin-Lawrence Orbit". Minor Planet Center. Retrieved 2014-06-18.
- ^ Seiichi Yoshida (2011-09-03). "152P/Helin-Lawrence (2012)". Seiichi Yoshida's Comet Catalog. Retrieved 2012-02-25.
External links
- Orbital simulation from JPL (Java) / Horizons Ephemeris
- 152P/Helin-Lawrence – Seiichi Yoshida @ aerith.net
- Elements and Ephemeris for 152P/Helin-Lawrence – Minor Planet Center
- 152P at Kronk's Cometography
Numbered comets | ||
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Previous 151P/Helin |
152P/Helin–Lawrence | Next 153P/Ikeya-Zhang |
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