(28331) Dianeberard Main-belt Asteroid
Discovered on 14 February 1999 by LONEOS at Anderson Mesa.
Diane Bérard (b. 1990) is a research engineer at the Paris Observatory (Meudon, France). Her work includes observing stellar occultations to study small-body ring systems (Chariklo and Haumea) and astronomy outreach.Naming citation (WGSBN Bull. 1, #2, 11), IAU / Minor Planet Center, via NASA/JPL
Where Dianeberard is today
Seen from above the solar system on 2026-10-14: Dianeberard is 3.11 au from the Sun and 3.99 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 28331 |
| Provisional designation | 1999 CD156 |
| Orbit class | Main-belt Asteroid |
| Diameter | 11.2 km (#4,476 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0370 |
| Absolute magnitude (H) | 14.02 |
| Orbital period | 5.33 years |
| Semi-major axis | 3.05 au |
| Perihelion – aphelion | 2.77 – 3.33 au |
| Eccentricity | 0.0931 |
| Inclination | 7.87° |
| Closest distance between its orbit and Earth's (MOID) | 1.79 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Diane
- (12676) Dianemerline
- (14153) Dianecaplain
- (14275) Dianemurray
- (17241) Wooden
- (18077) Dianeingrao
- (18184) Dianepark
- (19741) Callahan
- (22171) Choi
- (33004) Dianesipiera
- (129167) Dianelambert
- (262825) Dianearbus
All asteroids named after someone called Diane
Also discovered on 14 February 1999
- (20433) Prestinenza
- (27217) Mattieharrington
- (31450) Stevepreston
- (31453) Arnaudthiry
- (42795) Derekmuller
- (49500) Ishitoshi
- (59248) Genevievesoucail