(22420) Xinanlianda Main-belt Asteroid
Discovered on 28 November 1995 by Beijing Schmidt CCD Asteroid Program at Xinglong.
National Southwestern Associated University (Xinan Lianda) was a public university in Kunming, China, from 1938–1946, formed by the wartime incorporation of Peking, Tsinghua, and Nankai Universities. Adhering to the motto “Fortitude and Perseverance”, it has nurtured many post-war Chinese scholars, including Nobel laureates Yang Chen-Ning and Tsung-Dao Lee.Naming citation (WGSBN Bull. 6, #14, 7), IAU / Minor Planet Center, via NASA/JPL
Where Xinanlianda is today
Seen from above the solar system on 2026-10-14: Xinanlianda is 2.69 au from the Sun and 3.49 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 22420 |
| Provisional designation | 1995 WL42 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.66 km (#13,550 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.302 |
| Absolute magnitude (H) | 14.42 |
| Orbital period | 4.93 years |
| Semi-major axis | 2.90 au |
| Perihelion – aphelion | 2.55 – 3.24 au |
| Eccentricity | 0.119 |
| Inclination | 1.07° |
| Closest distance between its orbit and Earth's (MOID) | 1.55 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.