(730495) Costafrancini Main-belt Asteroid
Discovered on 18 April 2012 by R. P. Boyle K. Äernis at Mount Graham.
Claudio Costa (b. 1955) is an Italian amateur astronomer and technical expert at the Vatican Observatory. He observes stellar occultations and leads groups for observations at the Carte du Ciel telescope. His wife Carla Francini (b. 1962) holds a master’s degree in mathematics and has worked with the Vilnius photometric system together with F. Smriglio.Naming citation (WGSBN Bull. 5, #18, 5), IAU / Minor Planet Center, via NASA/JPL
Where Costafrancini is today
Seen from above the solar system on 2026-10-14: Costafrancini is 3.19 au from the Sun and 3.56 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 730495 |
| Provisional designation | 2012 HH58 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.88 |
| Orbital period | 5.31 years |
| Semi-major axis | 3.04 au |
| Perihelion – aphelion | 2.69 – 3.40 au |
| Eccentricity | 0.117 |
| Inclination | 11.4° |
| Closest distance between its orbit and Earth's (MOID) | 1.70 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Claudio
- (9560) Anguita
- (11264) Claudiomaccone
- (14062) Cremaschini
- (42929) Francini
- (43956) Elidoro
- (82638) Bottariclaudio
- (379130) Lopresti
All asteroids named after someone called Claudio