(10073) Peterhiscocks Main-belt Asteroid
Discovered on 3 April 1989 by E. W. Elst at La Silla.
Peter Hiscocks (1945–2018) was Professor of Electrical Engineering at Ryerson University in Toronto and an expert on illumination engineering. He was an amateur astronomer recognized for his advocacy of light pollution abatement, and was chair of the Light Pollution Abatement Committee of the Royal Astronomical Society of Canada, Toronto Centre.Naming citation (WGSBN Bull. 1, #11, 6), IAU / Minor Planet Center, via NASA/JPL
Where Peterhiscocks is today
Seen from above the solar system on 2026-10-14: Peterhiscocks is 2.32 au from the Sun and 2.20 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 10073 |
| Provisional designation | 1989 GJ2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.03 km (#10,553 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.233 |
| Absolute magnitude (H) | 14.26 |
| Orbital period | 3.63 years |
| Semi-major axis | 2.36 au |
| Perihelion – aphelion | 2.10 – 2.63 au |
| Eccentricity | 0.112 |
| Inclination | 7.18° |
| Closest distance between its orbit and Earth's (MOID) | 1.11 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Peter
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- (8086) Peterthomas
- (8160) Petererwin
- (8280) Petergruber
- (8395) Rembaut
- (9207) Petersmith
- (9269) Peterolufemi
All asteroids named after someone called Peter
Also discovered on 3 April 1989
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- (7933) Magritte
- (8010) Bohnhardt
- (8353) Megryan
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