132P/Helin–Roman–Alu
From Wikipedia, the free encyclopedia
| Discovery | |
|---|---|
| Discovered by | Eleanor F. Helin Brian P. Roman Jeff Alu |
| Discovery date | October 26, 1989 |
| Alternative designations |
1989 XVI; 1997 N2 |
| Orbital characteristics A | |
| 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 | May 21, 2014[1] February 14, 2006 |
| Next perihelion | 2021-Nov-13 |
132P/Helin–Roman–Alu, also known as Helin-Roman-Alu 2, is a periodic comet in the solar system.
References[edit]
- ^ Syuichi Nakano (2011-10-31). "132P/Helin-Roman-Alu 2 (NK 2144)". OAA Computing and Minor Planet Sections. Retrieved 2012-02-25.
External links[edit]
- Orbital simulation from JPL (Java) / Horizons Ephemeris
- 132P/Helin-Roman-Alu 2 – Seiichi Yoshida @ aerith.net
- 132P at Kronk's Cometography
| Periodic comets (by number) | ||
|---|---|---|
| Previous 131P/Mueller |
132P/Helin–Roman–Alu | Next 133P/Elst-Pizarro |
 |
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