2006 RJ2
2006 RJ2 is a centaur and damocloid on a retrograde and highly eccentric orbit from the outer region of the Solar System. It was first observed on 14 September 2006 by the Catalina Sky Survey at the Catalina Station near Tucson, Arizona, United States. It has not been observed since 2006.[1] This unusual object measures approximately 3 kilometers (1.9 miles) in diameter.[3]
| Discovery[1] | |
|---|---|
| Discovered by | CSS |
| Discovery site | Catalina Stn. |
| Discovery date | 14 September 2006 (first observed only) |
| Designations | |
| 2006 RJ2 | |
| centaur[2] · damocloid[3] unusual[4] · distant[1] | |
| Orbital characteristics[2] | |
| Epoch 1 July 2021 (JD 2459396.5) | |
| Uncertainty parameter 7 | |
| Observation arc | 37 days |
| Aphelion | 17.025 AU |
| Perihelion | 2.323 AU |
| 9.674±0.090 AU | |
| Eccentricity | 0.7599 |
| 30.09 yr (10,990 d) | |
| 179.602° | |
| 0° 1m 57.925s / day | |
| Inclination | 164.651° |
| 191.579° | |
| 161.227° | |
| Earth MOID | 1.3331 AU |
| Jupiter MOID | 1.0590 AU |
| Saturn MOID | 0.6362 AU[1] |
| TJupiter | –1.172 |
| Physical characteristics | |
Mean diameter | 3 km (est.)[3] |
| 0.09 (assumed)[3] | |
| 15.9[1][2] | |
See also
- List of notable asteroids § Retrograde and highly inclined
- 2006 BZ8 – retrograde centaur, damocloid, and potential co-orbital with Saturn
- 2017 SV13 – another retrograde centaur, damocloid, and potential co-orbital with Saturn
References
- "2006 RJ2". Minor Planet Center. International Astronomical Union. Retrieved 8 August 2021.
- "JPL Small-Body Database Browser: (2006 RJ2)" (2006-10-21 last obs.). Jet Propulsion Laboratory. Retrieved 8 August 2021.
- Johnston, Wm. Robert (18 August 2020). "List of Known Trans-Neptunian Objects". Johnston's Archive. Retrieved 8 August 2021.
- "List Of Other Unusual Objects". Minor Planet Center. International Astronomical Union. 8 August 2021. Retrieved 8 August 2021.
External links
- 2006 RJ2 at the JPL Small-Body Database
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