(74764) Rudolfpesek Main-belt Asteroid
Discovered on 15 September 1999 by Kusnirak, P., Pravec, P. at Ondrejov.
Rudolf Pešek (1905-1989) founded the Czech school of aerodynamic engineering. An enthusiastic supporter and popularizer of spaceflight, he became an active member of the International Astronautical Federation and the International Academy of Astronautics. He invented the famous abbreviation CETI, now SETI.Naming citation (20081212/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Rudolfpesek is today
Seen from above the solar system on 2026-10-14: Rudolfpesek is 2.72 au from the Sun and 3.59 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 74764 |
| Provisional designation | 1999 RP213 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.01 |
| Orbital period | 3.61 years |
| Semi-major axis | 2.35 au |
| Perihelion – aphelion | 1.79 – 2.92 au |
| Eccentricity | 0.240 |
| Inclination | 6.66° |
| Closest distance between its orbit and Earth's (MOID) | 0.811 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Rudolf
- (10093) Diesel
- (10356) Rudolfsteiner
- (10529) Giessenburg
- (11408) Zahradnik
- (11432) Kerkhoven
- (13084) Virchow
- (13107) Rudolfdvorak
- (13682) Pressberger
- (20013) Nureyev
- (22184) Rudolfveltman
- (24974) Macuch
- (29246) Clausius
All asteroids named after someone called Rudolf