(55320) Busler Main-belt Asteroid
Discovered on 19 September 2001 by R. A. Tucker at Goodricke-Pigott.
William J. Busler (b. 1944) has had a long and distinguished career as a researcher and teacher in the field of biochemistry. He has also been a planetarium director and has had a life-long love for teaching fellow amateur astronomers about the universe.Naming citation (MPC batch dated 2018-05-29), IAU / Minor Planet Center, via NASA/JPL
Where Busler is today
Seen from above the solar system on 2026-10-14: Busler is 2.79 au from the Sun and 2.77 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 55320 |
| Provisional designation | 2001 SL73 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.41 km (#7,202 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0320 |
| Absolute magnitude (H) | 14.57 |
| Orbital period | 5.14 years |
| Semi-major axis | 2.98 au |
| Perihelion – aphelion | 2.79 – 3.17 au |
| Eccentricity | 0.0631 |
| Inclination | 5.02° |
| Closest distance between its orbit and Earth's (MOID) | 1.78 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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