(321197) Qingdao Main-belt Asteroid
Discovered on 23 December 2008 by Shandong University at Weihai.
Qingdao is an important tourist and international harbor city in Shandong Peninsula, China. Shandong University has a campus in the city. The dome room of Qingdao Observatory was the first to be built in China.Naming citation (WGSBN Bull. 1, #12, 5), IAU / Minor Planet Center, via NASA/JPL
Where Qingdao is today
Seen from above the solar system on 2026-10-14: Qingdao is 2.80 au from the Sun and 2.85 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 321197 |
| Provisional designation | 2008 YK8 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.89 km (#15,487 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0660 |
| Absolute magnitude (H) | 16.51 |
| Orbital period | 4.45 years |
| Semi-major axis | 2.70 au |
| Perihelion – aphelion | 2.59 – 2.82 au |
| Eccentricity | 0.0423 |
| Inclination | 6.24° |
| Closest distance between its orbit and Earth's (MOID) | 1.58 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.