159P/LONEOS
| Discovery[1] | |
|---|---|
| Discovered by | LONEOS |
| Discovery date | 16 October 2003 |
| Designations | |
| P/2003 UD16 | |
| LONEOS 7[2] | |
| Orbital characteristics[3][4] | |
| Epoch | 21 November 2025 (JD 2461000.5) |
| Observation arc | 31.26 years |
| Earliest precovery date | 17 December 1989[5] |
| Number of observations | 885 |
| Aphelion | 8.095 AU |
| Perihelion | 3.617 AU |
| Semi-major axis | 5.856 AU |
| Eccentricity | 0.38236 |
| Orbital period | 14.171 years |
| Inclination | 23.479° |
| 54.937° | |
| Argument of periapsis | 4.749° |
| Mean anomaly | 190.27° |
| Last perihelion | 22 May 2018[6] |
| Next perihelion | 28 July 2032[7] |
| TJupiter | 2.687 |
| Earth MOID | 2.633 AU |
| Jupiter MOID | 1.345 AU |
| Physical characteristics[3] | |
Mean radius | 2.9 km (1.8 mi)[8] |
| Comet total magnitude (M1) | 12.9 |
159P/LONEOS is a Jupiter-family comet with a 14.2-year orbit around the Sun. It is one of 18 comets discovered by the Lowell Observatory Near-Earth-Object Search (LONEOS) survey.
References
[edit]- ↑ C. W. Hergenrother; T. B. Spahr; B. G. Marsden (3 December 2003). D. W. Green (ed.). "Comet P/2003 UD16 (LONEOS)". IAU Circular. 8248 (1). Bibcode:2003IAUC.8248....1H.
- ↑ "Periodic Comet Names and Designations". Planetary Data System: Small Body Node. NASA. Retrieved 7 July 2026.
- 1 2 "159P/LONEOS – JPL Small-Body Database Lookup". ssd.jpl.nasa.gov. Jet Propulsion Laboratory. Retrieved 7 July 2026.
- ↑ "159P/LONEOS Orbit". Minor Planet Center. Retrieved 18 June 2014.
- ↑ M. Meyer; B. G. Marsden (7 January 2004). "Comet 159P/2003 UD16 (LONEOS)". IAU Circular. 8263 (1). Bibcode:2004IAUC.8263....1M.
- ↑ S. Nakano (19 January 2004). "159P/LONEOS (NK 1024)". OAA Computing and Minor Planet Sections. Retrieved 25 February 2012.
- ↑ "Horizons Batch for 159P/LONEOS on 2032-Jul-28" (Perihelion occurs when rdot flips from negative to positive). JPL Horizons. Retrieved 6 July 2023. (JPL#54/Soln.date: 2021-Jul-01)
- ↑ Y. R. Fernández; M. S. P. Kelley; P. L. Lamy; et al. (2013). "Thermal properties, sizes, and size distribution of Jupiter-family cometary nuclei". Icarus. 226 (1): 1138–1170. arXiv:1307.6191. Bibcode:2013Icar..226.1138F. doi:10.1016/j.icarus.2013.07.021.
External links
[edit]- 159P/LONEOS at the JPL Small-Body Database
- 159P/LONEOS at Gary W. Kronk's Cometography
- 159P/LONEOS at Seiichi Yoshida's website
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