(17963) Vonderheydt Main-belt Asteroid
Discovered on 10 May 1999 by LINEAR at Socorro.
Molly von der Heydt (b. 1987) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for her physics project. She attends the Falmouth Academy, Falmouth, Massachusetts, U.S.A.Naming citation (20040614/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Vonderheydt is today
Seen from above the solar system on 2026-10-14: Vonderheydt is 2.12 au from the Sun and 2.20 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 17963 |
| Provisional designation | 1999 JM40 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.26 km (#8,561 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0650 |
| Rotation period | 6.84 hours |
| Absolute magnitude (H) | 15.08 |
| Orbital period | 3.56 years |
| Semi-major axis | 2.33 au |
| Perihelion – aphelion | 2.06 – 2.60 au |
| Eccentricity | 0.117 |
| Inclination | 4.35° |
| 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 discovered on 10 May 1999
- (11219) Benbohn
- (11225) Borden
- (11227) Ksenborisova
- (11228) Botnick
- (11229) Brookebowers
- (11230) Deschaffer
- (11231) Schiavo
- (11413) Catanach
- (11414) Allanchu
- (12117) Meagmessina
- (16048) Eddiedai
- (16049) D'Amore