(34712) Zexixing Main-belt Asteroid
Discovered on 29 July 2001 by LONEOS at Anderson Mesa.
Zexi Xing (b. 1995) is a Chinese astronomer who works on ultraviolet studies of comets and asteroids. She characterized the activity and evolution of the first active interstellar comet, 2I/Borisov, and designed observing campaigns and data-reduction routines for small-body observations with the Neil Gehrels-Swift observatory.Naming citation (WGSBN Bull. 3, #9, 36), IAU / Minor Planet Center, via NASA/JPL
Where Zexixing is today
Seen from above the solar system on 2026-10-14: Zexixing is 3.39 au from the Sun and 3.91 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 34712 |
| Provisional designation | 2001 ON103 |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.7 km (#4,733 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.154 |
| Absolute magnitude (H) | 13.42 |
| Orbital period | 5.35 years |
| Semi-major axis | 3.06 au |
| Perihelion – aphelion | 2.66 – 3.46 au |
| Eccentricity | 0.131 |
| Inclination | 14.0° |
| Closest distance between its orbit and Earth's (MOID) | 1.71 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.