(4324) Bickel Main-belt Asteroid
Discovered on 24 December 1981 by L. G. Taff at Socorro.
Wolf Bickel (b. 1942) is a German amateur astronomer who started observing minor planets in 1995 at his private observatory, located close to Bergisch Gladbach. More than 540 of his minor planet discoveries have so far been numbered. Name suggested by E. Schwab.Naming citation (MPC batch dated 2013-07-22), IAU / Minor Planet Center, via NASA/JPL
Where Bickel is today
Seen from above the solar system on 2026-10-14: Bickel is 2.27 au from the Sun and 2.45 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4324 |
| Provisional designation | 1981 YA1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 11.7 km (#4,237 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.248 |
| Rotation period | 26.6 hours |
| Absolute magnitude (H) | 12.17 |
| Orbital period | 4.06 years |
| Semi-major axis | 2.55 au |
| Perihelion – aphelion | 2.04 – 3.05 au |
| Eccentricity | 0.198 |
| Inclination | 7.77° |
| Closest distance between its orbit and Earth's (MOID) | 1.07 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Wolf
All asteroids named after someone called Wolf
More named asteroids discovered by L. G. Taff
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