(5158) Ogarev Main-belt Asteroid
Discovered on 16 December 1976 by L. I. Chernykh at Nauchnyj.
Named in memory of Nikolaj Platonovich Ogarev (1813–1877), poet and publicist, friend and associate of A. I. Herzen, and a firm upholder of democratic ideas. He initiated and co-edited the Russian democratic newspaper Kolokol (The Bell), and on emigrating in 1856 became one of the leaders of The Free Russian Printing House in London.Naming citation (WGSBN Bull. 4, #10, 5), IAU / Minor Planet Center, via NASA/JPL
Where Ogarev is today
Seen from above the solar system on 2026-10-14: Ogarev is 2.67 au from the Sun and 3.37 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 5158 |
| Provisional designation | 1976 YY |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.05 km (#6,529 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0570 |
| Rotation period | 33.0 hours |
| Absolute magnitude (H) | 14.61 |
| Orbital period | 3.78 years |
| Semi-major axis | 2.43 au |
| Perihelion – aphelion | 1.99 – 2.86 au |
| Eccentricity | 0.178 |
| Inclination | 3.15° |
| Closest distance between its orbit and Earth's (MOID) | 0.993 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Nikolaj
- (2233) Kuznetsov
- (2238) Steshenko
- (2342) Lebedev
- (3958) Komendantov
- (4067) Mikhel'son
- (4208) Kiselev
- (4233) Pal'chikov
- (4654) Gor'kavyj
- (5075) Goryachev
- (5087) Emel'yanov
- (6483) Nikolajvasil'ev
- (6575) Slavov
All asteroids named after someone called Nikolaj
Also discovered on 16 December 1976
- (2341) Aoluta
- (2480) Papanov
- (2551) Decabrina
- (2669) Shostakovich
- (2692) Chkalov
- (2699) Kalinin
- (3052) Herzen
- (3147) Samantha
- (3483) Svetlov
- (3719) Karamzin
- (3967) Shekhtelia
- (4560) Klyuchevskij