(172430) Sergiofonti Main-belt Asteroid
Discovered on 20 August 2003 by CINEOS at Campo Imperatore.
Sergio Fonti (1945–2018) was a planetary scientist and Professor at Lecce University. He worked on the Rosetta, Mars Express and Venus Express space missions.Naming citation (WGSBN Bull. 1, #1, 23), IAU / Minor Planet Center, via NASA/JPL
Where Sergiofonti is today
Seen from above the solar system on 2026-10-14: Sergiofonti is 2.62 au from the Sun and 3.60 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 172430 |
| Provisional designation | 2003 QL8 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.58 |
| Orbital period | 3.52 years |
| Semi-major axis | 2.31 au |
| Perihelion – aphelion | 2.01 – 2.62 au |
| Eccentricity | 0.132 |
| Inclination | 6.33° |
| Closest distance between its orbit and Earth's (MOID) | 1.02 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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