(8141) Nikolaev Main-belt Asteroid
Discovered on 20 September 1982 by N. S. Chernykh at Nauchnyj.
Nikolaev is a city and large industrial and cultural center in southern Ukraine. The Nikolaev Astronomical Observatory was established there in 1821.Naming citation (20010902/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Nikolaev is today
Seen from above the solar system on 2026-10-14: Nikolaev is 2.26 au from the Sun and 1.74 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 8141 |
| Provisional designation | 1982 SO4 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.37 km (#11,908 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.243 |
| Rotation period | 367 hours |
| Absolute magnitude (H) | 13.7 |
| Orbital period | 3.70 years |
| Semi-major axis | 2.39 au |
| Perihelion – aphelion | 1.69 – 3.09 au |
| Eccentricity | 0.291 |
| Inclination | 7.52° |
| Closest distance between its orbit and Earth's (MOID) | 0.721 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.