(33100) Udine Main-belt Asteroid
Discovered on 28 December 1997 by Farra d'Isonzo at Farra d'Isonzo.
Udine is the chief town in the Friuli district of Italy. Founded by Celtic tribes and later occupied by the Romans, it grew to great influence under the Patriarchate of Aquileia in the Middle Ages. Nowadays it is renowned for its castle and excellent wines. The citation was prepared by G. Sostero.Naming citation (20020921/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Udine is today
Seen from above the solar system on 2026-10-14: Udine is 2.19 au from the Sun and 2.51 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 33100 |
| Provisional designation | 1997 YK9 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.26 |
| Orbital period | 3.56 years |
| Semi-major axis | 2.33 au |
| Perihelion – aphelion | 2.18 – 2.48 au |
| Eccentricity | 0.0637 |
| Inclination | 6.82° |
| Closest distance between its orbit and Earth's (MOID) | 1.20 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.