| Discovery[1] | |
|---|---|
| Discovered by | EURONEAR (unofficial credits) |
| Discovery site | La Palma Obs. (first observed) |
| Discovery date | 29 July 2014 |
| Designations | |
| 2014 OL339 | |
| Orbital characteristics[1] | |
| Epoch 16 February 2017 (JD 2457800.5) | |
| Uncertainty parameter 1 | |
| Observation arc | 2.10 yr (768 days) |
| Aphelion | 1.4598 AU |
| Perihelion | 0.5388 AU |
| 0.9993 AU | |
| Eccentricity | 0.4608 |
| 1.00 yr (365 days) | |
| 285.00° | |
| 0° 59m 12.12s / day | |
| Inclination | 10.187° |
| 252.18° | |
| 289.69° | |
| Earth MOID | 0.0179 AU |
| Physical characteristics | |
| Dimensions | 170 m (est. at 0.25)[3] |
| 22.9[1] | |
2014 OL339 (also written 2014 OL339) is an Aten asteroid that is a temporary quasi-satellite of Earth, the fourth known Earth quasi-satellite.[4]
- ^ a b c d Cite error: The named reference
jpldatawas invoked but never defined (see the help page). - ^ Cite error: The named reference
MPC-objectwas invoked but never defined (see the help page). - ^ Cite error: The named reference
hwas invoked but never defined (see the help page). - ^ de la Fuente Marcos, Carlos; de la Fuente Marcos, Raúl (2014). "Asteroid 2014 OL339: yet another Earth quasi-satellite". Monthly Notices of the Royal Astronomical Society. 445 (3): 2985–2994. arXiv:1409.5588. Bibcode:2014MNRAS.445.2961D. doi:10.1093/mnras/stu1978.