(403491) Anthonygrayling Main-belt Asteroid
Discovered on 21 October 2009 by CSS at Catalina.
Anthony Clifford Grayling (b. 1949) is a British philosopher, author, humanist, and professor. He has authored over 30 books on ethics, philosophy, human rights, and other topics related to secularism.Naming citation (WGSBN Bull. 2, #6, 5), IAU / Minor Planet Center, via NASA/JPL
Where Anthonygrayling is today
Seen from above the solar system on 2026-10-14: Anthonygrayling is 2.64 au from the Sun and 2.52 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 403491 |
| Provisional designation | 2009 UX73 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.49 |
| Orbital period | 5.49 years |
| Semi-major axis | 3.11 au |
| Perihelion – aphelion | 2.28 – 3.94 au |
| Eccentricity | 0.266 |
| Inclination | 10.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.28 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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