(20256) Adolfneckar Main-belt Asteroid
Discovered on 23 March 1998 by P. Pravec at Ondrejov.
Adolf Neckař (1909-1995) built a public observatory in Prostějov, Moravia, from 1950 at a provisional site on the roof of the local school building and from 1961 in a separate building. He was the observatory's director until 1971. His main focus was drawing and photographing the planets.Naming citation (20010509/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Adolfneckar is today
Seen from above the solar system on 2026-10-14: Adolfneckar is 1.98 au from the Sun and 2.60 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20256 |
| Provisional designation | 1998 FC3 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.89 |
| Orbital period | 3.62 years |
| Semi-major axis | 2.36 au |
| Perihelion – aphelion | 1.90 – 2.82 au |
| Eccentricity | 0.196 |
| Inclination | 4.85° |
| Closest distance between its orbit and Earth's (MOID) | 0.904 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Adolf
All asteroids named after someone called Adolf
Also discovered on 23 March 1998
- (8958) Stargazer
- (11167) Kunzak
- (11364) Karlstejn
- (11365) NASA
- (37859) Bobkoff
- (39890) Bobstephens
- (39892) Evaseidlova