(2047) Smetana Inner Main-belt Asteroid
Discovered on 26 October 1971 by L. Kohoutek at Bergedorf.
Where Smetana is today
Seen from above the solar system on 2026-10-14: Smetana is 1.88 au from the Sun and 2.87 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2047 |
| Provisional designation | 1971 UA1 |
| Orbit class | Inner Main-belt Asteroid |
| Diameter | 3.13 km (#14,881 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.544 |
| Rotation period | 2.50 hours |
| Absolute magnitude (H) | 14.07 |
| Orbital period | 2.56 years |
| Semi-major axis | 1.87 au |
| Perihelion – aphelion | 1.87 – 1.88 au |
| Eccentricity | 0.00327 |
| Inclination | 25.3° |
| Closest distance between its orbit and Earth's (MOID) | 0.869 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 26 October 1971
- (1840) Hus
- (1841) Masaryk
- (1865) Cerberus
- (1894) Haffner
- (1895) Larink
- (1896) Beer
- (1897) Hind
- (1898) Cowell
- (1899) Crommelin
- (1932) Jansky
- (1995) Hajek
- (2281) Biela