(25565) Lusiyang Main-belt Asteroid
Discovered on 10 December 1999 by LINEAR at Socorro.
Lu Siyang (b. 1991) was awarded second place in the 2009 Intel International Science and Engineering Fair for her plant sciences team project. She attends the No. 1 Middle School Attached To Central China Normal University, Wuhan, Hubei, China.Naming citation (20100428/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Lusiyang is today
Seen from above the solar system on 2026-10-14: Lusiyang is 2.65 au from the Sun and 2.27 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 25565 |
| Provisional designation | 1999 XM175 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.56 km (#8,168 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0650 |
| Absolute magnitude (H) | 14.75 |
| Orbital period | 4.53 years |
| Semi-major axis | 2.74 au |
| Perihelion – aphelion | 2.65 – 2.83 au |
| Eccentricity | 0.0338 |
| Inclination | 8.17° |
| Closest distance between its orbit and Earth's (MOID) | 1.66 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
- (23102) Dayanli
- (24274) Alliswheeler
- (24277) Schoch