(564780) Igorkarachentsev Main-belt Asteroid
Discovered on 25 October 2011 by Kryachko, T., Satovski, B. at Zelenchukskaya Stn.
Igor Karachentsev (b. 1940) is a Russian astronomer who conducts research in the fields of observational cosmology and extra-galactic astronomy. Author of more than 500 scientific articles, he also authored the book Binary Galaxies.Naming citation (WGSBN Bull. 5, #11, 16), IAU / Minor Planet Center, via NASA/JPL
Where Igorkarachentsev is today
Seen from above the solar system on 2026-10-14: Igorkarachentsev is 3.19 au from the Sun and 4.04 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 564780 |
| Provisional designation | 2016 NL27 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.19 |
| Orbital period | 5.63 years |
| Semi-major axis | 3.16 au |
| Perihelion – aphelion | 2.75 – 3.58 au |
| Eccentricity | 0.131 |
| Inclination | 15.6° |
| Closest distance between its orbit and Earth's (MOID) | 1.80 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Igor
All asteroids named after someone called Igor