(29987) Lazhang Main-belt Asteroid
Discovered on 7 December 1999 by LINEAR at Socorro.
Lawrence Zhang (b. 1996) was awarded second place in the 2013 Intel International Science and Engineering Fair for his cellular and molecular biology project. He attends the Fairview High School, Boulder, Colorado, U.S.A.Naming citation (MPC batch dated 2014-04-15), IAU / Minor Planet Center, via NASA/JPL
Where Lazhang is today
Seen from above the solar system on 2026-10-14: Lazhang is 2.48 au from the Sun and 2.18 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 29987 |
| Provisional designation | 1999 XO49 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.39 |
| Orbital period | 3.33 years |
| Semi-major axis | 2.23 au |
| Perihelion – aphelion | 1.96 – 2.50 au |
| Eccentricity | 0.120 |
| Inclination | 6.02° |
| Closest distance between its orbit and Earth's (MOID) | 0.953 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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