(86047) 1999 OY3 (provisional designation 1999 OY3) is a trans-Neptunian object that resides in the Kuiper belt beyond Pluto. It was discovered on July 18, 1999, at the Mauna Kea Observatory, Hawaii, USA.
 (86047) 1999 OY3 among other Haumea family objects | |
| Discovery | |
|---|---|
| Discovery date | 18 July 1999 |
| Designations | |
| (86047) 1999 OY3 | |
| none | |
| Cubewano (MPC)[1] Extended (DES)[2] | |
| Orbital characteristics[3] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter 3 | |
| Observation arc | 2572 days (7.04 yr) |
| Aphelion | 51.168 AU (7.6546 Tm) |
| Perihelion | 36.247 AU (5.4225 Tm) |
| 43.708 AU (6.5386 Tm) | |
| Eccentricity | 0.17069 |
| 288.96 yr (105544 d) | |
| 62.419° | |
| 0° 0m 12.279s / day | |
| Inclination | 24.261° |
| 301.85° | |
| 303.74° | |
| Earth MOID | 35.2941 AU (5.27992 Tm) |
| Jupiter MOID | 31.2837 AU (4.67997 Tm) |
| Physical characteristics | |
| Dimensions | 73 km[4][5] |
| 0.7 (assumed) | |
| B-V=0.75, V-R=0.26[6] B-V=0.71; V-R=0.37[7] | |
| 6.8[3] | |
Origin
1999 OY3 is a candidate member of the Haumea family and, as a result, may have a high albedo.[8]
Of the currently known Haumea-family members, 2009 OY3 has the dimmest absolute magnitude (H) of the group at 6.8, suggesting that it is also the smallest member of the group.