(22566) Irazaitseva Main-belt Asteroid
Discovered on 20 April 1998 by LINEAR at Socorro.
Irina Vladimirovna Zaitseva (b. 1988) is a finalist in the 2006 Intel Science Talent Search (STS), a science competition for high school seniors, for her materials science project. She attends the Centereach High School, Centereach, New York.Naming citation (20060314/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Irazaitseva is today
Seen from above the solar system on 2026-10-14: Irazaitseva is 2.45 au from the Sun and 1.78 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 22566 |
| Provisional designation | 1998 HY31 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.19 km (#16,786 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.367 |
| Absolute magnitude (H) | 15.45 |
| Orbital period | 3.33 years |
| Semi-major axis | 2.23 au |
| Perihelion – aphelion | 1.95 – 2.52 au |
| Eccentricity | 0.127 |
| Inclination | 2.62° |
| Closest distance between its orbit and Earth's (MOID) | 0.932 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Irina
All asteroids named after someone called Irina
Also discovered on 20 April 1998
- (9461) Cotingkeh
- (9463) Criscione
- (11706) Rijeka
- (11710) Nataliehale
- (12086) Joshualevine
- (12087) Tiffanylin
- (12088) Macalintal
- (12089) Maichin
- (12514) Schommer
- (12516) Karenyoung
- (12855) Tewksbury
- (16944) Wangler