(53910) Janfischer Main-belt Asteroid
Discovered on 6 April 2000 by Kornos, L., Kalmancok, D. at Modra.
Ján Fischer (1905-1980) was a theoretical physicist and professor at Comenius University, Bratislava. He studied interaction between matter and electromagnetic radiation and significantly contributed to the quantum theory of photoelectric effect and Compton phenomenon.Naming citation (20060219/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Janfischer is today
Seen from above the solar system on 2026-10-14: Janfischer is 2.68 au from the Sun and 3.57 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 53910 |
| Provisional designation | 2000 GF4 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.75 km (#13,329 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0790 |
| Absolute magnitude (H) | 15.62 |
| Orbital period | 3.73 years |
| Semi-major axis | 2.40 au |
| Perihelion – aphelion | 2.11 – 2.70 au |
| Eccentricity | 0.122 |
| Inclination | 0.0219° |
| Closest distance between its orbit and Earth's (MOID) | 1.12 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Jan
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- (3791) Marci
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- (7701) Zrzavy
- (7849) Janjosefric
- (8149) Ruff
- (9239) van Riebeeck
- (9259) Janvanparadijs
All asteroids named after someone called Jan