(486239) Zosiakaczmarek Main-belt Asteroid
Discovered on 13 December 2012 by CSS at Catalina.
Zosia Kaczmarek (b. 1998) is a winner of 59th and 60th Polish Astronomy Olympiad in 2016 and 2017, and silver medalist in 10th International Olympiad on Astronomy and Astrophysics in India. Zosia is a diminutive of the name Zofia.Naming citation (WGSBN Bull. 4, #17, 10), IAU / Minor Planet Center, via NASA/JPL
Where Zosiakaczmarek is today
Seen from above the solar system on 2026-10-14: Zosiakaczmarek is 3.35 au from the Sun and 4.23 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 486239 |
| Provisional designation | 2013 BK16 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.52 |
| Orbital period | 4.21 years |
| Semi-major axis | 2.61 au |
| Perihelion – aphelion | 1.74 – 3.48 au |
| Eccentricity | 0.334 |
| Inclination | 29.5° |
| Closest distance between its orbit and Earth's (MOID) | 0.892 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.