(1858) Lobachevskij Main-belt Asteroid
Discovered on 18 August 1972 by L. V. Zhuravleva at Nauchnyj.
Where Lobachevskij is today
Seen from above the solar system on 2026-10-14: Lobachevskij is 2.81 au from the Sun and 2.07 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1858 |
| Provisional designation | 1972 QL |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.8 km (#4,697 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.383 |
| Rotation period | 5.41 hours |
| Spectral type | L |
| Absolute magnitude (H) | 12.16 |
| Orbital period | 4.43 years |
| Semi-major axis | 2.70 au |
| Perihelion – aphelion | 2.49 – 2.91 au |
| Eccentricity | 0.0780 |
| Inclination | 1.66° |
| Closest distance between its orbit and Earth's (MOID) | 1.47 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.