(34331) Annadu Main-belt Asteroid
Discovered on 31 August 2000 by LINEAR at Socorro.
Anna Du (b. 2005) was a finalist in the 2018 Broadcom MASTERS, a math and science competition for middle school students, for her plant science project. She attended the Andover School of Montessori, Andover, Massachusetts.Naming citation (WGSBN Bull. 2, #5, 8), IAU / Minor Planet Center, via NASA/JPL
Where Annadu is today
Seen from above the solar system on 2026-10-14: Annadu is 2.56 au from the Sun and 1.56 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 34331 |
| Provisional designation | 2000 QH209 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.16 km (#16,834 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.287 |
| Rotation period | 5.39 hours |
| Absolute magnitude (H) | 15.38 |
| Orbital period | 3.68 years |
| Semi-major axis | 2.38 au |
| Perihelion – aphelion | 2.08 – 2.68 au |
| Eccentricity | 0.126 |
| Inclination | 1.73° |
| Closest distance between its orbit and Earth's (MOID) | 1.10 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Anna
- (9823) Annantalova
- (10471) Marciniak
- (10784) Noailles
- (11299) Annafreud
- (13895) Letkasagjonica
- (15014) Annagekker
- (15753) Rathsman
- (17921) Aldeobaldia
- (19235) van Schurman
- (20180) Annakoleny
- (21720) Pilishvili
- (22540) Mork
All asteroids named after someone called Anna
Also discovered on 31 August 2000
- (18956) Jessicarnold
- (18961) Hampfreeman
- (18964) Fairhurst
- (18965) Lazenby
- (18970) Jenniharper
- (18976) Kunilraval
- (20772) Brittajones
- (20773) Aneeshvenkat
- (22112) Staceyraw
- (27571) Bobscott
- (27572) Shurtleff
- (28924) Jennanncsele