(1772) Gagarin Main-belt Asteroid
Discovered on 6 February 1968 by L. I. Chernykh at Nauchnyj.
Where Gagarin is today
Seen from above the solar system on 2026-10-14: Gagarin is 2.79 au from the Sun and 1.84 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1772 |
| Provisional designation | 1968 CB |
| Orbit class | Main-belt Asteroid |
| Diameter | 9.63 km (#5,318 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.138 |
| Rotation period | 11.0 hours |
| Absolute magnitude (H) | 12.71 |
| Orbital period | 4.02 years |
| Semi-major axis | 2.53 au |
| Perihelion – aphelion | 2.26 – 2.79 au |
| Eccentricity | 0.105 |
| Inclination | 5.74° |
| Closest distance between its orbit and Earth's (MOID) | 1.27 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.