(12246) Pliska Main-belt Asteroid
Discovered on 11 September 1988 by V. Ivanova at Smolyan.
Pliska was the first capital of the Bulgarian state, founded in 681. The conversion into Christianity under Knayz Boris I took pkace in Pliska in 855. There he welcomed the disciples of the brothers Saint Cyril and Saint Methodius, creators of the Slavic alphabet. It is also the birthplace of the discoverer.Naming citation (20101128/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Pliska is today
Seen from above the solar system on 2026-10-14: Pliska is 2.33 au from the Sun and 2.84 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12246 |
| Provisional designation | 1988 RJ8 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.18 |
| Orbital period | 3.53 years |
| Semi-major axis | 2.32 au |
| Perihelion – aphelion | 2.05 – 2.59 au |
| Eccentricity | 0.117 |
| Inclination | 6.00° |
| Closest distance between its orbit and Earth's (MOID) | 1.04 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.