(18665) Sheenahayes Main-belt Asteroid
Discovered on 20 March 1998 by LINEAR at Socorro.
Sheena Marie Hayes (b. 1985) was awarded third place in the 2003 Intel International Science and Engineering Fair for her biochemistry project. She attends the Eastern High School, Pekin, Indiana, U.S.A.Naming citation (20040830/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Sheenahayes is today
Seen from above the solar system on 2026-10-14: Sheenahayes is 2.67 au from the Sun and 2.36 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 18665 |
| Provisional designation | 1998 FK49 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.91 km (#12,967 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.318 |
| Absolute magnitude (H) | 14.28 |
| Orbital period | 4.23 years |
| Semi-major axis | 2.61 au |
| Perihelion – aphelion | 2.29 – 2.94 au |
| Eccentricity | 0.124 |
| Inclination | 2.24° |
| Closest distance between its orbit and Earth's (MOID) | 1.29 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 20 March 1998
- (8744) Cilla
- (8745) Delaney
- (8954) Baral
- (9126) Samcoulson
- (9243) Alag
- (9454) Ardeishar
- (11169) Alkon
- (11170) Bradenmilford
- (11173) Jayanderson
- (11174) Carandrews
- (11176) Batth
- (11685) Adamcurry