(5207) Hearnshaw Main-belt Asteroid
Discovered on 15 April 1988 by Gilmore, A. C., Kilmartin, P. M. at Lake Tekapo.
John Bernard Hearnshaw (b. 1946), professor at Canterbury University, has guided the Mt. John Observatory through major developments over 30 years. He is the author of three books on the history of spectroscopy and photometry.Naming citation (20051215/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Hearnshaw is today
Seen from above the solar system on 2026-10-14: Hearnshaw is 2.63 au from the Sun and 1.94 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 5207 |
| Provisional designation | 1988 HE |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 13.57 |
| Orbital period | 4.08 years |
| Semi-major axis | 2.55 au |
| Perihelion – aphelion | 2.07 – 3.03 au |
| Eccentricity | 0.188 |
| Inclination | 12.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.06 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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