(552733) Gretsylaszlo Main-belt Asteroid
Discovered on 4 September 2010 by Z. Kuli K. Sárneczky at Piszkesteto.
László Grétsy (1932–2024) was a Hungarian linguist, university professor, television personality, and a prominent figure in language education. He worked for several journals on language teaching and became known throughout the country for his television programs on the traditions and cultivation of the Hungarian language.Naming citation (WGSBN Bull. 4, #3, 9), IAU / Minor Planet Center, via NASA/JPL
Where Gretsylaszlo is today
Seen from above the solar system on 2026-10-14: Gretsylaszlo is 2.50 au from the Sun and 3.08 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 552733 |
| Provisional designation | 2010 RY43 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 18.25 |
| Orbital period | 3.74 years |
| Semi-major axis | 2.41 au |
| Perihelion – aphelion | 1.97 – 2.86 au |
| Eccentricity | 0.185 |
| Inclination | 2.55° |
| Closest distance between its orbit and Earth's (MOID) | 0.969 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.