(43813) Kuhner Main-belt Asteroid
Discovered on 7 October 1991 by Schmadel, L. D., Borngen, F. at Tautenburg.
Stefan Kühner (b. 1970), electronics technician, is an enthusiastic amateur astronomer and experienced short-wave radio operator. Name proposed by L. D. Schmadel.Naming citation (20121029/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Kuhner is today
Seen from above the solar system on 2026-10-14: Kuhner is 2.35 au from the Sun and 3.26 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 43813 |
| Provisional designation | 1991 TQ2 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.47 |
| Orbital period | 3.76 years |
| Semi-major axis | 2.42 au |
| Perihelion – aphelion | 1.90 – 2.94 au |
| Eccentricity | 0.217 |
| Inclination | 2.75° |
| Closest distance between its orbit and Earth's (MOID) | 0.910 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Stefan
- (16856) Banach
- (20614) Renner
- (24147) Stefanmuller
- (25151) Stefanschroder
- (27975) Mazurkiewicz
- (33329) Stefanwan
- (129807) Stefanodougherty
- (132798) Kurti
- (154865) Stefanheutz
- (182592) Jolana
- (213800) Stefanwul
- (378917) Stefankarge
All asteroids named after someone called Stefan
Also discovered on 7 October 1991
- (10786) Robertmayer
- (12306) Pebronstein
- (19182) Pitz
- (26119) Duden
- (30850) Vonsiemens
- (48471) Orchiston
- (52308) Hanspeterroser
- (52309) Philnicolai
- (85195) von Helfta