(18441) Cittadivinci Main-belt Asteroid
Discovered on 5 August 1994 by Boattini, A., Tombelli, M. at San Marcello.
Vinci is a small beautiful village in Tuscany, where the great genius Leonardo da Vinci was born in 1452. For this reason it is visited by thousands of people each year, eager to visit either the museum or see Leonardo's machines.Naming citation (WGSBN Bull. 4, #13, 5), IAU / Minor Planet Center, via NASA/JPL
Where Cittadivinci is today
Seen from above the solar system on 2026-10-14: Cittadivinci is 2.80 au from the Sun and 2.94 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 18441 |
| Provisional designation | 1994 PE |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.96 km (#8,996 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.104 |
| Rotation period | 74.4 hours |
| Absolute magnitude (H) | 14.17 |
| Orbital period | 5.43 years |
| Semi-major axis | 3.09 au |
| Perihelion – aphelion | 2.79 – 3.39 au |
| Eccentricity | 0.0971 |
| Inclination | 10.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.78 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.