(10001) Palermo Main-belt Asteroid
Discovered on 8 October 1969 by L. I. Chernykh at Nauchnyj.
Palermo is the capital of Sicily. It was at the Palermo Observatory, on the evening of 1801 Jan. 1, that Giuseppe Piazzi discovered (1) Ceres. The naming of this minor planet is being made in the first month of the twenty-first century, on the two-hundredth anniversary of that discovery.Naming citation (20010109/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Palermo is today
Seen from above the solar system on 2026-10-14: Palermo is 2.69 au from the Sun and 3.63 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 10001 |
| Provisional designation | 1969 TM1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.12 km (#12,451 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.341 |
| Rotation period | 213 hours |
| Absolute magnitude (H) | 14.18 |
| Orbital period | 3.66 years |
| Semi-major axis | 2.38 au |
| Perihelion – aphelion | 2.06 – 2.69 au |
| Eccentricity | 0.134 |
| Inclination | 7.42° |
| Closest distance between its orbit and Earth's (MOID) | 1.07 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 8 October 1969
- (1855) Korolev
- (1856) Ruzena
- (1956) Artek
- (2030) Belyaev
- (2031) BAM
- (2468) Repin
- (2561) Margolin
- (2877) Likhachev
- (2948) Amosov
- (3126) Davydov
- (3441) Pochaina
- (3659) Bellingshausen