(89956) Leibacher Main-belt Asteroid
Discovered on 6 June 2002 by Juels, C. W., Holvorcem, P. R. at Fountain Hills.
John W. Leibacher (b. 1941) is the principal investigator of the Global Oscillation Network Group (GONG) project that studies the physics of the solar interior at six locations around the world. He is former director of the National Solar Observatory.Naming citation (20050919/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Leibacher is today
Seen from above the solar system on 2026-10-14: Leibacher is 3.23 au from the Sun and 3.05 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 89956 |
| Provisional designation | 2002 LJ5 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.31 |
| Orbital period | 5.65 years |
| Semi-major axis | 3.17 au |
| Perihelion – aphelion | 2.59 – 3.75 au |
| Eccentricity | 0.182 |
| Inclination | 19.3° |
| Closest distance between its orbit and Earth's (MOID) | 1.64 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called John
- (3882) Johncox
- (3893) DeLaeter
- (4089) Galbraith
- (4147) Lennon
- (4525) Johnbauer
- (4656) Huchra
- (4987) Flamsteed
- (5207) Hearnshaw
- (5216) Cannizzo
- (5362) Johnyoung
- (5517) Johnerogers
- (5558) Johnnapier
All asteroids named after someone called John