(29464) Leonmis Main-belt Asteroid
Discovered on 5 October 1997 by P. Pravec at Ondrejov.
Leon Miš (b. 1972), an astronomer at the Úpice observatory, contributed much to the organization of astronomical summer youth camps and weekend gatherings of observers of the beauties of the sky. He also contributed to the reconstruction of the observatory's dome and telescopes.Naming citation (20020427/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Leonmis is today
Seen from above the solar system on 2026-10-14: Leonmis is 2.34 au from the Sun and 2.12 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 29464 |
| Provisional designation | 1997 TY9 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.97 |
| Orbital period | 4.07 years |
| Semi-major axis | 2.55 au |
| Perihelion – aphelion | 2.08 – 3.01 au |
| Eccentricity | 0.183 |
| Inclination | 2.30° |
| Closest distance between its orbit and Earth's (MOID) | 1.08 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Leon
- (5325) Silver
- (7829) Jaroff
- (11082) Spilliaert
- (11977) Leonrisoldi
- (20524) Bustersikes
- (23457) Beiderbecke
- (26908) Lebesgue
- (27932) Leonyao
- (78221) Leonmow
- (85185) Lederman
- (159351) Leonpascal
- (395231) Leonscott
All asteroids named after someone called Leon
Also discovered on 5 October 1997
- (9671) Hemera
- (9672) Rosenbergerezek
- (9991) Anezka
- (14980) Gustavbrom
- (48794) Stolzova
- (52604) Thomayer
- (58595) Joepollock
- (58600) Iwamuroonsen