(121014) Neida Main-belt Asteroid
Discovered on 13 January 1999 by Beijing Schmidt CCD Asteroid Program at Xinglong.
Inner Mongolia University (IMU，abbreviated as Neida) was founded in 1957. It is a national key university and is included in China’s “211 Project” and “Double First-class Initiative”, which have been launched by the Chinese government to support selected universities. IMU established its Institute of Astronomy and Physics in 2025.Naming citation (WGSBN Bull. 6, #9, 17), IAU / Minor Planet Center, via NASA/JPL
Where Neida is today
Seen from above the solar system on 2026-10-14: Neida is 2.03 au from the Sun and 1.41 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 121014 |
| Provisional designation | 1999 AJ22 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.39 |
| Orbital period | 3.55 years |
| Semi-major axis | 2.32 au |
| Perihelion – aphelion | 2.00 – 2.65 au |
| Eccentricity | 0.141 |
| Inclination | 7.42° |
| Closest distance between its orbit and Earth's (MOID) | 1.02 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.