49P/Arend–Rigaux
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Periodic comet with 6 year orbit
| Discovery | |
|---|---|
| Discovered by | Sylvain Julien Victor Arend Fernand Rigaux |
| Discovery date | February 5, 1951 |
| Designations | |
| 1950 VII; 1957 VII; 1964 V; 1971 IV; 1978 III; 1984 XXI; 1991 XVII | |
| Orbital characteristics | |
| Epoch | 2012-Feb-10 (JD 2455967.5) |
| Aphelion | 5.701 AU |
| Perihelion | 1.423 AU |
| Semi-major axis | 3.562 AU |
| Eccentricity | 0.6003 |
| Orbital period | 6.72 a |
| Inclination | 19.04° |
| Last perihelion | 2018-Jul-15[1] October 19, 2011[2] [3] February 24, 2005 |
| Next perihelion | 2025-Apr-10[4] |
49P/Arend–Rigaux is a periodic comet in the Solar System.
The comet nucleus is estimated to be 8.48 kilometers in diameter with a low albedo of 0.028.[5]
On 20 December 2058 the comet will pass 0.0867 AU (12,970,000 km; 8,060,000 mi) from Mars.[5]
References
[edit ]- ^ MPC
- ^ Seiichi Yoshida (2009年04月07日). "49P/Arend-Rigaux". Seiichi Yoshida's Comet Catalog. Retrieved 2010年03月01日.
- ^ Syuichi Nakano (2008年05月07日). "49P/Arend-Rigaux (NK 1614)". OAA Computing and Minor Planet Sections. Retrieved 2010年03月01日.
- ^ "Horizons Batch for 49P/Arend-Rigaux (90000576) on 2025-Apr-10" (Perihelion occurs when rdot flips from negative to positive). JPL Horizons. Archived from the original on 2022年06月27日. Retrieved 2023年07月06日. (JPL#K254/3 Soln.date: 2023-Jul-05)
- ^ a b "JPL Small-Body Database Browser: 49P/Arend-Rigaux" (2012年02月03日 last obs). Jet Propulsion Laboratory. Archived from the original on 2012年12月12日. Retrieved 2012年02月21日.
External links
[edit ]- 49P/Arend-Rigaux – Seiichi Yoshida @ aerith.net
- Elements and Ephemeris for 49P/Arend-Rigaux – Minor Planet Center
- 49P at Kronk's Cometography
- 49P/Arend-Rigaux at the JPL Small-Body Database
| Numbered comets | ||
|---|---|---|
| Previous 48P/Johnson |
49P/Arend–Rigaux | Next 50P/Arend |
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