(328563) Mosplanetarium Mars-crossing Asteroid
Discovered on 17 September 2009 by at Zelenchukskaya Stn 87546 Kryachko, T. V..
Named for the Moscow planetarium, the oldest in Europe, which celebrated its 85th anniversary in 2014. The planetarium is the largest Russian center of popularization of scientific knowledge, and it has made important contribution to development of astronomy and cosmonautics.Naming citation (MPC batch dated 2014-03-16), IAU / Minor Planet Center, via NASA/JPL
Where Mosplanetarium is today
Seen from above the solar system on 2026-10-14: Mosplanetarium is 3.08 au from the Sun and 3.89 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 328563 |
| Provisional designation | 2009 SZ1 |
| Orbit class | Mars-crossing Asteroid |
| Absolute magnitude (H) | 17.14 |
| Orbital period | 3.77 years |
| Semi-major axis | 2.42 au |
| Perihelion – aphelion | 1.64 – 3.20 au |
| Eccentricity | 0.323 |
| Inclination | 8.43° |
| Closest distance between its orbit and Earth's (MOID) | 0.650 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.