(20460) Robwhiteley Amor
Discovered on 13 June 1999 by CSS at Catalina.
Robert J. Whiteley (b. 1971) is a member of the University of Hawaii Aten Survey and the Catalina Sky Survey. He has also done research into the rotational properties of small, rapidly spinning minor planets and the taxonomic classification of near-Earth asteroids.Naming citation (WGSBN Bull. 5, #28, 6), IAU / Minor Planet Center, via NASA/JPL
Where Robwhiteley is today
Seen from above the solar system on 2026-10-14: Robwhiteley is 2.24 au from the Sun and 1.82 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20460 |
| Provisional designation | 1999 LO28 |
| Orbit class | Amor · near-Earth |
| Diameter | 2.72 km (#15,819 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.199 |
| Rotation period | 2.72 hours |
| Absolute magnitude (H) | 15.41 |
| Orbital period | 2.57 years |
| Semi-major axis | 1.88 au |
| Perihelion – aphelion | 1.10 – 2.65 au |
| Eccentricity | 0.412 |
| Inclination | 34.0° |
| Closest distance between its orbit and Earth's (MOID) | 0.330 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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