(4268) Grebenikov Main-belt Asteroid
Discovered on 5 October 1972 by T. M. Smirnova at Nauchnyj.
Where Grebenikov is today
Seen from above the solar system on 2026-10-14: Grebenikov is 3.25 au from the Sun and 4.20 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4268 |
| Provisional designation | 1972 TW3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.30 km (#12,049 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.136 |
| Absolute magnitude (H) | 13.62 |
| Orbital period | 4.28 years |
| Semi-major axis | 2.64 au |
| Perihelion – aphelion | 1.95 – 3.33 au |
| Eccentricity | 0.261 |
| Inclination | 4.23° |
| Closest distance between its orbit and Earth's (MOID) | 0.950 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
More named asteroids discovered by T. M. Smirnova
- (1774) Kulikov
- (1791) Patsayev
- (1793) Zoya
- (1804) Chebotarev
- (1835) Gajdariya
- (1854) Skvortsov
- (1857) Parchomenko
- (1900) Katyusha
- (1902) Shaposhnikov
- (1903) Adzhimushkaj
- (1904) Massevitch
- (1905) Ambartsumian
← (4267) Basner · (4269) Bogado →