(549663) Barczaszabolcs Main-belt Asteroid
Discovered on 10 August 2011 by A. Pál K. Sárneczky at Piszkesteto.
Szabolcs Barcza (1944–2021) was a Hungarian astronomer and honorary professor at the Eötvös Loránd University, who studied radiative transfer in stellar and terrestrial atmospheres. Generations of astronomers learnt basic astronomy and the physics of stellar atmospheres from him.Naming citation (WGSBN Bull. 1, #12, 12), IAU / Minor Planet Center, via NASA/JPL
Where Barczaszabolcs is today
Seen from above the solar system on 2026-10-14: Barczaszabolcs is 2.18 au from the Sun and 1.25 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 549663 |
| Provisional designation | 2011 QR66 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.64 |
| Orbital period | 3.67 years |
| Semi-major axis | 2.38 au |
| Perihelion – aphelion | 2.03 – 2.72 au |
| Eccentricity | 0.145 |
| Inclination | 6.45° |
| Closest distance between its orbit and Earth's (MOID) | 1.02 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.