(21480) Jilltucker Main-belt Asteroid
Discovered on 23 April 1998 by LINEAR at Socorro.
Jill Tucker mentored a finalist in the 2005 Intel Science Talent Search, a science competition for high school seniors. She teaches at the Northview High School, Duluth, Georgia.Naming citation (20050224/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Jilltucker is today
Seen from above the solar system on 2026-10-14: Jilltucker is 2.61 au from the Sun and 3.09 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21480 |
| Provisional designation | 1998 HO125 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.42 |
| Orbital period | 3.69 years |
| Semi-major axis | 2.39 au |
| Perihelion – aphelion | 2.12 – 2.65 au |
| Eccentricity | 0.111 |
| Inclination | 6.28° |
| Closest distance between its orbit and Earth's (MOID) | 1.11 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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