(9526) Billmckinnon Main-belt Asteroid
Discovered on 1 March 1981 by S. J. Bus at Siding Spring.
William B. McKinnon (b. 1954) is a professor of planetary science at Washington University in St. Louis. His research focuses on the physics of impact cratering for surfaces of rocky and icy bodies, ranging from the Jovian satellite system to the Kuiper Belt.Naming citation (MPC batch dated 2014-07-12), IAU / Minor Planet Center, via NASA/JPL
Where Billmckinnon is today
Seen from above the solar system on 2026-10-14: Billmckinnon is 2.85 au from the Sun and 3.72 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9526 |
| Provisional designation | 1981 EC13 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.54 |
| Orbital period | 4.99 years |
| Semi-major axis | 2.92 au |
| Perihelion – aphelion | 2.84 – 2.99 au |
| Eccentricity | 0.0253 |
| Inclination | 6.57° |
| Closest distance between its orbit and Earth's (MOID) | 1.84 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called William
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- (3894) Williamcooke
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- (4423) Golden
- (4838) Billmclaughlin
- (5345) Boynton
- (5763) Williamtobin
- (6012) Williammurdoch
- (6613) Williamcarl
- (6756) Williamfeldman
All asteroids named after someone called William
Also discovered on 1 March 1981
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- (3016) Meuse
- (3029) Sanders
- (3030) Vehrenberg
- (3042) Zelinsky
- (3058) Delmary
- (3075) Bornmann
- (3135) Lauer
- (3308) Ferreri
- (3472) Upgren
- (3498) Belton
- (3503) Brandt