(306001) Joanllaneras Jupiter Trojan
Discovered on 15 October 2009 by OAM at La Sagra.
Joan Llaneras Roselló (b. 1969) is a Spanish cyclist who was a two-time Olympic champion and seven-time world champion. He participated in four Olympic Games between 1996 and 2008, winning four medals in total: gold in Sydney 2000; silver in Athens 2004; and gold and silver in Beijing 2008.Naming citation (WGSBN Bull. 5, #4, 33), IAU / Minor Planet Center, via NASA/JPL
Where Joanllaneras is today
Seen from above the solar system on 2026-10-14: Joanllaneras is 5.93 au from the Sun and 6.91 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 306001 |
| Provisional designation | 2009 TD42 |
| Orbit class | Jupiter Trojan |
| Diameter | 10.2 km (#5,004 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.118 |
| Absolute magnitude (H) | 13.12 |
| Orbital period | 12.0 years |
| Semi-major axis | 5.25 au |
| Perihelion – aphelion | 4.44 – 6.06 au |
| Eccentricity | 0.154 |
| Inclination | 10.1° |
| Closest distance between its orbit and Earth's (MOID) | 3.47 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Joan
- (4329) Miro
- (18782) Joanrho
- (25472) Joanoro
- (28689) Rohrback
- (36039) Joandunham
- (103739) Higginbotham
- (166974) Joanbinimelis
- (170193) Joanguillem
- (257084) Joanalcover
All asteroids named after someone called Joan