(24190) Xiaoyunyin Main-belt Asteroid
Discovered on 6 December 1999 by LINEAR at Socorro.
Xiaoyun Yin (b. 1990) is a finalist in the 2008 Intel Science Talent Search (STS), a science competition for high school seniors, for her behavioral and social sciences project. She attends the Stuyvesant High School, New York, New York.Naming citation (20080221/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Xiaoyunyin is today
Seen from above the solar system on 2026-10-14: Xiaoyunyin is 2.66 au from the Sun and 1.67 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 24190 |
| Provisional designation | 1999 XT28 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.39 km (#14,258 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.294 |
| Absolute magnitude (H) | 14.62 |
| Orbital period | 4.57 years |
| Semi-major axis | 2.75 au |
| Perihelion – aphelion | 2.59 – 2.92 au |
| Eccentricity | 0.0608 |
| Inclination | 5.83° |
| Closest distance between its orbit and Earth's (MOID) | 1.60 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 6 December 1999
- (13840) Wayneanderson
- (13841) Blankenship
- (13843) Cowenbrown
- (14224) Gaede
- (14678) Pinney
- (16113) Ahmed
- (16114) Alyono
- (16116) Balakrishnan
- (16117) Herbst
- (16142) Leung
- (20713) Sheward
- (21990) Garretyazzie