(634559) Drayer Main-belt Asteroid
Discovered on 27 October 2011 by Kryachko, T., Satovski, B. at Zelenchukskaya Stn.
Evgeny Drayer (1969–2025) was a Russian musician, singer, composer, multi-instrumentalist, educator, music producer and sound engineer. He participated in many musical projects as a musician and sound engineer. Evgeny's music is featured in educational astronomy programs for schools and planetariums.Naming citation (WGSBN Bull. 5, #17, 29), IAU / Minor Planet Center, via NASA/JPL
Where Drayer is today
Seen from above the solar system on 2026-10-14: Drayer is 3.72 au from the Sun and 3.77 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 634559 |
| Provisional designation | 2011 UD420 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.62 |
| Orbital period | 5.61 years |
| Semi-major axis | 3.16 au |
| Perihelion – aphelion | 2.56 – 3.75 au |
| Eccentricity | 0.189 |
| Inclination | 22.3° |
| Closest distance between its orbit and Earth's (MOID) | 1.68 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Evgeny
All asteroids named after someone called Evgeny