(9222) Chubey Main-belt Asteroid
Discovered on 19 December 1995 by T. Kobayashi at Oizumi.
Markiyan S. Chubey (b. 1940) is a Ukrainian-born Russian scientist working at the Pulkovo Observatory. He is an astrometrist and is leading a team to develop astrometry and astrophysics at the sun-earth L4 and L5 points using the stereo principle.Naming citation (20100330/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Chubey is today
Seen from above the solar system on 2026-10-14: Chubey is 3.45 au from the Sun and 2.77 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9222 |
| Provisional designation | 1995 YM |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.4 km (#4,863 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.408 |
| Rotation period | 10.8 hours |
| Absolute magnitude (H) | 12.51 |
| Orbital period | 5.51 years |
| Semi-major axis | 3.12 au |
| Perihelion – aphelion | 2.53 – 3.70 au |
| Eccentricity | 0.188 |
| Inclination | 17.4° |
| Closest distance between its orbit and Earth's (MOID) | 1.59 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.