132P/Helin–Roman–Alu
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Discovery | |
---|---|
Discovered by | Eleanor F. Helin Brian P. Roman Jeff Alu |
Discovery date | October 26, 1989 |
Designations | |
1989 XVI; 1997 N2 | |
Orbital characteristics | |
Epoch | March 6, 2006 |
Aphelion | 6.264 AU |
Perihelion | 1.924 AU |
Semi-major axis | 4.094 AU |
Eccentricity | 0.53 |
Orbital period | 8.283 a |
Inclination | 5.7660° |
Last perihelion | November 13, 2021[1] May 21, 2014[2] February 14, 2006 |
Next perihelion | 2029-Jul-19[3] |
132P/Helin–Roman–Alu, also known as Helin-Roman-Alu 2, is a periodic comet in the Solar System.
References
- ^ MPC
- ^ Syuichi Nakano (2011-10-31). "132P/Helin-Roman-Alu 2 (NK 2144)". OAA Computing and Minor Planet Sections. Retrieved 2012-02-25.
- ^ "Horizons Batch for 132P/Helin-Roman-Alu 2 (90001044) on 2029-Jul-19" (Perihelion occurs when rdot flips from negative to positive). JPL Horizons. Retrieved 2022-06-22. (JPL#K212/19 Soln.date: 2022-Oct-12)
External links
- 132P/Helin-Roman-Alu 2 – Seiichi Yoshida @ aerith.net
- 132P at Kronk's Cometography
Numbered comets | ||
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Previous 131P/Mueller |
132P/Helin–Roman–Alu | Next 133P/Elst–Pizarro |
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