(974) Lioba Main-belt Asteroid
Discovered on 18 March 1922 by K. Reinmuth at Heidelberg.
Where Lioba is today
Seen from above the solar system on 2026-10-14: Lioba is 2.59 au from the Sun and 3.17 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 974 |
| Provisional designation | A922 FC |
| Orbit class | Main-belt Asteroid |
| Diameter | 25.0 km (#1,690 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.214 |
| Rotation period | 38.7 hours |
| Spectral type | S |
| Absolute magnitude (H) | 10.64 |
| Orbital period | 4.04 years |
| Semi-major axis | 2.53 au |
| Perihelion – aphelion | 2.26 – 2.81 au |
| Eccentricity | 0.110 |
| Inclination | 5.45° |
| Closest distance between its orbit and Earth's (MOID) | 1.27 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.