(12490) Leiden Main-belt Asteroid
Discovered on 3 May 1997 by E. W. Elst at La Silla.
Leiden is a city in Holland at the edge of the Rhine river. Throughout history it has been an intellectual and humanistic center, attracting students, scientists and philosophers from all over Europe to its famous university, founded in 1575.Naming citation (20040928/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Leiden is today
Seen from above the solar system on 2026-10-14: Leiden is 2.96 au from the Sun and 3.30 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12490 |
| Provisional designation | 1997 JB13 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.48 |
| Orbital period | 5.70 years |
| Semi-major axis | 3.19 au |
| Perihelion – aphelion | 2.77 – 3.61 au |
| Eccentricity | 0.131 |
| Inclination | 0.972° |
| Closest distance between its orbit and Earth's (MOID) | 1.77 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 3 May 1997
- (9239) van Riebeeck
- (9446) Cicero
- (9447) Julesbordet
- (10612) Houffalize
- (11349) Witten
- (12052) Aretaon
- (12491) Musschenbroek
- (12492) Tanais
- (12845) Crick
- (13211) Stucky
- (13212) Jayleno
- (13213) Maclaurin