(23102) Dayanli Main-belt Asteroid
Discovered on 10 December 1999 by LINEAR at Socorro.
Dayan Li (b. 1989) was awarded first place and Best in Category in the 2007 Intel International Science and Engineering Fair for his cellular and molecular biology project. He also received the Intel Foundation Young Scientist Award. He attends the Eleanor Roosevelt High School, Greenbelt, Maryland, U.S.A.Naming citation (20070828/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Dayanli is today
Seen from above the solar system on 2026-10-14: Dayanli is 2.75 au from the Sun and 1.83 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 23102 |
| Provisional designation | 1999 XA168 |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.14 km (#6,442 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0880 |
| Absolute magnitude (H) | 14.01 |
| Orbital period | 4.55 years |
| Semi-major axis | 2.75 au |
| Perihelion – aphelion | 2.71 – 2.78 au |
| Eccentricity | 0.0119 |
| Inclination | 4.04° |
| Closest distance between its orbit and Earth's (MOID) | 1.70 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 10 December 1999
- (14684) Reyes
- (16147) Jeanli
- (17192) Loharu
- (18880) Toddblumberg
- (20732) Snedeker
- (20733) Sophiejacquinod
- (20734) Sriramsaran
- (20735) Stetzler
- (20736) Sultana
- (24274) Alliswheeler
- (24277) Schoch
- (24278) Davidgreen