(22909) Gongmyunglee Main-belt Asteroid
Discovered on 4 October 1999 by LINEAR at Socorro.
Gongmyung Lee (b. 1989) is a finalist in the 2007 Intel Science Talent Search (STS), a science competition for high school seniors, for his computer science project. He attends the Phillips Exeter Academy, Exeter, New Hampshire.Naming citation (20070303/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Gongmyunglee is today
Seen from above the solar system on 2026-10-14: Gongmyunglee is 2.56 au from the Sun and 2.83 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 22909 |
| Provisional designation | 1999 TJ28 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.01 km (#15,199 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.235 |
| Absolute magnitude (H) | 14.78 |
| Orbital period | 4.28 years |
| Semi-major axis | 2.64 au |
| Perihelion – aphelion | 2.52 – 2.75 au |
| Eccentricity | 0.0437 |
| Inclination | 2.22° |
| Closest distance between its orbit and Earth's (MOID) | 1.53 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 4 October 1999
- (13407) Ikukomakino
- (15093) Lestermackey
- (15509) Annejing
- (15510) Phoeberounds
- (16088) Jessgoldstein
- (17179) Codina
- (20626) Rider-Stokes
- (20638) Lingchen
- (20639) Michellouie
- (20641) Yenuanchen
- (20642) Laurajohnson
- (21804) Vaclavneumann