(28994) Helenabates Main-belt Asteroid
Discovered on 17 July 2001 by LONEOS at Anderson Mesa.
Helena Bates (b. 1993) is a British researcher at the Natural History Museum, London who specializes in understanding the aqueous and thermal alteration of primitive asteroids through analyses of carbonaceous chondrite meteorites.Naming citation (WGSBN Bull. 3, #9, 13), IAU / Minor Planet Center, via NASA/JPL
Where Helenabates is today
Seen from above the solar system on 2026-10-14: Helenabates is 3.18 au from the Sun and 4.17 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 28994 |
| Provisional designation | 2001 OO8 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.74 km (#9,320 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0510 |
| Absolute magnitude (H) | 15.32 |
| Orbital period | 4.43 years |
| Semi-major axis | 2.70 au |
| Perihelion – aphelion | 2.06 – 3.34 au |
| Eccentricity | 0.238 |
| Inclination | 5.12° |
| Closest distance between its orbit and Earth's (MOID) | 1.05 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Helena
All asteroids named after someone called Helena