(20477) Anastroda Main-belt Asteroid
Discovered on 14 July 1999 by LINEAR at Socorro.
Anastasia Nast Roda (b. 1989) is a finalist in the 2004 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for her earth and space science project. She attends the St. Leo the Great School, Lancaster, Pennsylvania.Naming citation (20041028/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Anastroda is today
Seen from above the solar system on 2026-10-14: Anastroda is 2.61 au from the Sun and 2.43 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20477 |
| Provisional designation | 1999 NQ18 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.75 km (#15,765 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.407 |
| Absolute magnitude (H) | 14.85 |
| Orbital period | 3.68 years |
| Semi-major axis | 2.38 au |
| Perihelion – aphelion | 2.08 – 2.68 au |
| Eccentricity | 0.126 |
| Inclination | 5.93° |
| Closest distance between its orbit and Earth's (MOID) | 1.07 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Anastasia
All asteroids named after someone called Anastasia
Also discovered on 14 July 1999
- (11751) Davidcarroll
- (12120) Rebeccagrella
- (15502) Hypeirochus
- (16062) Buncher
- (17169) Tatarinov
- (17170) Vsevustinov
- (18823) Zachozer
- (18824) Graves
- (18825) Alicechai
- (18826) Leifer
- (18830) Pothier
- (19589) Kirkland