(235615) Rosromkondratyuk Main-belt Asteroid
Discovered on 13 August 2004 by Andrushivka at Andrushivka.
Rostyslav Romanovych Kondratyuk (1938–2024) was a Ukrainian astronomer, and served as the deputy director of the Main Astronomical Observatory of the National Academy of Sciences of Ukraine. In the early 1980s, he was the technical manager of the Terskol Peak observatory. As an avid photographer, he has amassed a unique collection of retro cameras.Naming citation (WGSBN Bull. 4, #15, 9), IAU / Minor Planet Center, via NASA/JPL
Where Rosromkondratyuk is today
Seen from above the solar system on 2026-10-14: Rosromkondratyuk is 2.57 au from the Sun and 2.12 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 235615 |
| Provisional designation | 2004 PS104 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.13 km (#12,443 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0790 |
| Rotation period | 4.10 hours |
| Absolute magnitude (H) | 15.54 |
| Orbital period | 4.50 years |
| Semi-major axis | 2.73 au |
| Perihelion – aphelion | 2.26 – 3.20 au |
| Eccentricity | 0.172 |
| Inclination | 29.9° |
| Closest distance between its orbit and Earth's (MOID) | 1.39 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.