(8200) Souten Main-belt Asteroid
Discovered on 7 January 1994 by Hirasawa, M., Suzuki, S. at Nyukasa.
Named for the Waseda University Astronomy Association, nicknamed Souten. Established in 1959 by Hidetaka Tojo, Souten has produced an astronaut and many astrophotographers and observers. The discoverers of this minor planet were members of Souten.Naming citation (19990402/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Souten is today
Seen from above the solar system on 2026-10-14: Souten is 2.64 au from the Sun and 1.80 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 8200 |
| Provisional designation | 1994 AY1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.61 km (#6,993 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0920 |
| Absolute magnitude (H) | 13.82 |
| Orbital period | 4.25 years |
| Semi-major axis | 2.62 au |
| Perihelion – aphelion | 2.30 – 2.95 au |
| Eccentricity | 0.123 |
| Inclination | 1.61° |
| Closest distance between its orbit and Earth's (MOID) | 1.32 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.