(139028) Haynald Main-belt Asteroid
Discovered on 28 February 2001 by Sarneczky, K., Derekas, A. at Piszkesteto.
Lajos Haynald (1816-1891), a Hungarian cardinal and Archbishop of Kalocsa-Bács, was also a botanist and a generous patron of Hungarian science. He had the astronomical observatory built in Kalocsa, where Gyula Fényi made observations of sunspots for four decades.Naming citation (20080618/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Haynald is today
Seen from above the solar system on 2026-10-14: Haynald is 2.42 au from the Sun and 1.75 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 139028 |
| Provisional designation | 2001 DL89 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.87 |
| Orbital period | 3.40 years |
| Semi-major axis | 2.26 au |
| Perihelion – aphelion | 2.10 – 2.43 au |
| Eccentricity | 0.0724 |
| Inclination | 6.29° |
| Closest distance between its orbit and Earth's (MOID) | 1.12 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.