(15249) Capodimonte Main-belt Asteroid
Discovered on 28 December 1989 by E. W. Elst at Haute Provence.
Capodimonte is the name of the astronomical observatory near Naples that was inaugurated in early November 1819, four days before astronomer Annibale de Gasparis was born. De Gasparis worked there almost his entire life, discovering nine minor planets visually.Naming citation (MPC batch dated 2014-04-15), IAU / Minor Planet Center, via NASA/JPL
Where Capodimonte is today
Seen from above the solar system on 2026-10-14: Capodimonte is 3.11 au from the Sun and 2.81 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15249 |
| Provisional designation | 1989 YB5 |
| Orbit class | Main-belt Asteroid |
| Diameter | 21.4 km (#2,039 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0740 |
| Absolute magnitude (H) | 12.25 |
| Orbital period | 5.59 years |
| Semi-major axis | 3.15 au |
| Perihelion – aphelion | 2.75 – 3.55 au |
| Eccentricity | 0.126 |
| Inclination | 16.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.74 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 28 December 1989
- (5778) Jurafrance
- (7755) Haute-Provence
- (8491) Joelle-gilles
- (11875) Rhone
- (17445) Avatcha
- (19148) Alaska