(18861) Eugenishmidt Main-belt Asteroid
Discovered on 9 September 1999 by LINEAR at Socorro.
Eugenia Shmidt (b. 1985) was awarded third place in the 2003 Intel International Science and Engineering Fair for her microbiology project. She attends the High Tech High School, North Bergen, New Jersey, U.S.A.Naming citation (20040830/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Eugenishmidt is today
Seen from above the solar system on 2026-10-14: Eugenishmidt is 2.47 au from the Sun and 3.25 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 18861 |
| Provisional designation | 1999 RW166 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.69 km (#13,494 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.326 |
| Rotation period | 3.93 hours |
| Absolute magnitude (H) | 14.42 |
| Orbital period | 4.15 years |
| Semi-major axis | 2.58 au |
| Perihelion – aphelion | 2.27 – 2.89 au |
| Eccentricity | 0.119 |
| Inclination | 6.65° |
| Closest distance between its orbit and Earth's (MOID) | 1.27 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Eugenia
All asteroids named after someone called Eugenia
Also discovered on 9 September 1999
- (12127) Mamiya
- (12130) Mousa
- (12589) Davidanand
- (12590) Ballantine
- (12591) Bergey
- (12592) Brianchen
- (12593) Shashlov
- (12594) Sidorclare
- (12595) Amandashaw
- (12596) Shukla
- (12597) Williamdaniel
- (12598) Sierra