(574635) Janossy Main-belt Asteroid
Discovered on 6 September 2010 by Z. Kuli K. Sárneczky at Piszkesteto.
Dénes Jánossy (1926–2005) was a Hungarian ornithologist, paleontologist and university professor. He was the founder and perpetual president of the Hungarian Ornithological and Nature Conservation Society, one of the most important researchers of Pliocene vertebrate paleontology. He collected more than two million fossils.Naming citation (WGSBN Bull. 3, #1, 18), IAU / Minor Planet Center, via NASA/JPL
Where Janossy is today
Seen from above the solar system on 2026-10-14: Janossy is 2.29 au from the Sun and 2.65 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 574635 |
| Provisional designation | 2010 TK81 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.39 |
| Orbital period | 3.75 years |
| Semi-major axis | 2.41 au |
| Perihelion – aphelion | 2.15 – 2.68 au |
| Eccentricity | 0.110 |
| Inclination | 4.77° |
| Closest distance between its orbit and Earth's (MOID) | 1.16 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Denes
All asteroids named after someone called Denes