(52604) Thomayer Main-belt Asteroid
Discovered on 5 October 1997 by P. Pravec at Ondrejov.
Josef Thomayer (1853-1927), Czech professor of internal medicine at the Charles University of Prague, was the founder of Czech internal medicine. His fundamental monograph is Pathology and Therapy of Internal Diseases. He was a good writer and even tried a work of fiction.Naming citation (20030910/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Thomayer is today
Seen from above the solar system on 2026-10-14: Thomayer is 2.65 au from the Sun and 2.89 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 52604 |
| Provisional designation | 1997 TZ9 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.16 |
| Orbital period | 4.29 years |
| Semi-major axis | 2.64 au |
| Perihelion – aphelion | 2.32 – 2.96 au |
| Eccentricity | 0.121 |
| Inclination | 6.49° |
| Closest distance between its orbit and Earth's (MOID) | 1.32 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Josef
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- (4663) Falta
- (5552) Studnicka
- (7699) Bozek
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- (10919) Pepikzicha
- (12320) Loschmidt
- (14056) Kainar
- (14948) Bartuska
- (15917) Rosahavel
- (17625) Joseflada
All asteroids named after someone called Josef
Also discovered on 5 October 1997
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- (9672) Rosenbergerezek
- (9991) Anezka
- (14980) Gustavbrom
- (29464) Leonmis
- (48794) Stolzova
- (58595) Joepollock
- (58600) Iwamuroonsen