(72059) Heojun Main-belt Asteroid
Discovered on 21 December 2000 by Jeon, Y.-B., Lee, B.-C. at Bohyunsan.
Through Donguibogam, a comprehensive oriental medicine textbook, Heo Jun (1539-1615) successfully integrated the medical traditions in Chosun and China. His observation records regarding an epidemic of scarlet fever were some of the earliest and most accurate in the history of medicine.Naming citation (20040306/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Heojun is today
Seen from above the solar system on 2026-10-14: Heojun is 2.67 au from the Sun and 3.11 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 72059 |
| Provisional designation | 2000 YC16 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.15 km (#16,841 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.151 |
| Absolute magnitude (H) | 15.83 |
| Orbital period | 3.63 years |
| Semi-major axis | 2.36 au |
| Perihelion – aphelion | 2.05 – 2.67 au |
| Eccentricity | 0.132 |
| Inclination | 10.7° |
| Closest distance between its orbit and Earth's (MOID) | 1.07 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.