(15071) Hallerstein Main-belt Asteroid
Discovered on 24 January 1999 by Crni Vrh at Crni Vrh.
Ljubljana-born Ferdinand Avguštin Hallerstein (1703-1774), a Jesuit missionary in China, was known for his work in astronomy, mathematics and cartography. President of the Chinese Imperial Bureau of Astronomy, he prepared an accurate catalogue of 3083 stars and discovered and carefully measured comet C/1748 H1.Naming citation (20030806/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Hallerstein is today
Seen from above the solar system on 2026-10-14: Hallerstein is 2.10 au from the Sun and 1.57 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15071 |
| Provisional designation | 1999 BN12 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 13.16 |
| Orbital period | 4.02 years |
| Semi-major axis | 2.53 au |
| Perihelion – aphelion | 2.08 – 2.98 au |
| Eccentricity | 0.177 |
| Inclination | 6.27° |
| Closest distance between its orbit and Earth's (MOID) | 1.10 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Ferdinand
- (4662) Runk
- (6769) Brokoff
- (14940) Freiligrath
- (17486) Hodler
- (20174) Eisenstein
- (204370) Ferdinandvanek
- (423645) Quenisset
All asteroids named after someone called Ferdinand