(11621) Duccio Outer Main-belt Asteroid
Discovered on 15 August 1996 by Tombelli, M., Forti, G. at Montelupo.
Duccio Bartolini (b. 1976) is the younger son of the first discoverer.Naming citation (20001111/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Duccio is today
Seen from above the solar system on 2026-10-14: Duccio is 3.05 au from the Sun and 2.67 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 11621 |
| Provisional designation | 1996 PJ5 |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 12.7 km (#3,816 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0690 |
| Absolute magnitude (H) | 13.25 |
| Orbital period | 5.73 years |
| Semi-major axis | 3.20 au |
| Perihelion – aphelion | 2.84 – 3.57 au |
| Eccentricity | 0.114 |
| Inclination | 11.5° |
| Closest distance between its orbit and Earth's (MOID) | 1.84 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.