(300634) Chuwenshin Main-belt Asteroid
Discovered on 19 October 2007 by Q.-z. Ye C.-S. Lin at Lulin.
Chuwenshin (1883–1939), a Chinese astronomer, was a pioneer who used modern scientific methods to study the ancient history of Chinese astronomy systematically and wrote a variety of books on this topic.Naming citation (WGSBN Bull. 1, #7, 8), IAU / Minor Planet Center, via NASA/JPL
Where Chuwenshin is today
Seen from above the solar system on 2026-10-14: Chuwenshin is 2.86 au from the Sun and 3.79 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 300634 |
| Provisional designation | 2007 UT47 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.57 |
| Orbital period | 4.18 years |
| Semi-major axis | 2.60 au |
| Perihelion – aphelion | 2.25 – 2.94 au |
| Eccentricity | 0.134 |
| Inclination | 7.67° |
| Closest distance between its orbit and Earth's (MOID) | 1.25 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.