(18994) Nhannguyen Main-belt Asteroid
Discovered on 5 September 2000 by LINEAR at Socorro.
Nhan Duy Nguyen (b. 1987) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for his computer science project. He attends the Southside High School, Greenville, South Carolina, U.S.A.Naming citation (20040830/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Nhannguyen is today
Seen from above the solar system on 2026-10-14: Nhannguyen is 2.33 au from the Sun and 2.28 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 18994 |
| Provisional designation | 2000 RO50 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.97 km (#15,296 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.220 |
| Absolute magnitude (H) | 14.76 |
| Orbital period | 3.65 years |
| Semi-major axis | 2.37 au |
| Perihelion – aphelion | 2.01 – 2.73 au |
| Eccentricity | 0.152 |
| Inclination | 7.42° |
| Closest distance between its orbit and Earth's (MOID) | 1.01 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 5 September 2000
- (20781) Znasik
- (26654) Ericjohnson
- (28932) Izidoro
- (32436) Eranofek
- (32438) Wonyonghan
- (32439) Sangjoonkim
- (32441) Youngrokkim
- (32442) Heejaelee
- (32443) Davidhaack
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- (34412) Tamicruz