(4010) Nikol'skij Main-belt Asteroid
Discovered on 21 August 1977 by N. S. Chernykh at Nauchnyj.
Named in memory of Gennadij Mikhajlovich Nikolʹskij (1929–1982), Soviet astronomer, known for his research on the sun and the solar corona and as a codiscoverer of the solar wind.Naming citation (WGSBN Bull. 6, #10, 5), IAU / Minor Planet Center, via NASA/JPL
Where Nikol'skij is today
Seen from above the solar system on 2026-10-14: Nikol'skij is 2.44 au from the Sun and 1.45 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4010 |
| Provisional designation | 1977 QJ2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.38 km (#9,930 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.292 |
| Rotation period | 3.88 hours |
| Absolute magnitude (H) | 13.65 |
| Orbital period | 4.07 years |
| Semi-major axis | 2.55 au |
| Perihelion – aphelion | 2.22 – 2.87 au |
| Eccentricity | 0.127 |
| Inclination | 5.41° |
| Closest distance between its orbit and Earth's (MOID) | 1.21 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 21 August 1977
- (2439) Ulugbek
- (2529) Rockwell Kent
- (2671) Abkhazia
- (3471) Amelin
- (4391) Balodis
- (4882) Divari
- (7216) Ishkov
- (7976) Pinigin
- (11788) Nauchnyj