(9454) Ardeishar Main-belt Asteroid
Discovered on 20 March 1998 by LINEAR at Socorro.
Adam Ardeishar (b. 2001) was a finalist in the 2019 Regeneron Science Talent Search (STS), a science competition for high school seniors, for his mathematics project. He attended the Thomas Jefferson High School for Science and Technology, Alexandria, Virginia.Naming citation (WGSBN Bull. 3, #2, 8), IAU / Minor Planet Center, via NASA/JPL
Where Ardeishar is today
Seen from above the solar system on 2026-10-14: Ardeishar is 2.86 au from the Sun and 1.97 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9454 |
| Provisional designation | 1998 FX54 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.72 km (#7,976 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0560 |
| Absolute magnitude (H) | 13.73 |
| Orbital period | 5.22 years |
| Semi-major axis | 3.01 au |
| Perihelion – aphelion | 2.85 – 3.16 au |
| Eccentricity | 0.0513 |
| Inclination | 1.01° |
| Closest distance between its orbit and Earth's (MOID) | 1.84 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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All asteroids named after someone called Adam
Also discovered on 20 March 1998
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