(4742) Caliumi Main-belt Asteroid
Discovered on 26 November 1986 by Osservatorio San Vittore at Bologna.
Where Caliumi is today
Seen from above the solar system on 2026-10-14: Caliumi is 3.04 au from the Sun and 2.69 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4742 |
| Provisional designation | 1986 WG |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.55 km (#8,187 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.277 |
| Rotation period | 5.48 hours |
| Absolute magnitude (H) | 13.22 |
| Orbital period | 3.74 years |
| Semi-major axis | 2.41 au |
| Perihelion – aphelion | 1.77 – 3.05 au |
| Eccentricity | 0.267 |
| Inclination | 22.3° |
| Closest distance between its orbit and Earth's (MOID) | 0.904 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
More named asteroids discovered by Osservatorio San Vittore
- (2601) Bologna
- (3344) Modena
- (3744) Horn-d'Arturo
- (3809) Amici
- (3951) Zichichi
- (4062) Schiaparelli
- (4063) Euforbo
- (4122) Ferrari
- (4158) Santini
- (4279) De Gasparis
- (4540) Oriani
- (4542) Mossotti
← (4741) Leskov · (4743) Kikuchi →