(2266) Tchaikovsky Outer Main-belt Asteroid
Discovered on 12 November 1974 by L. I. Chernykh at Nauchnyj.
Where Tchaikovsky is today
Seen from above the solar system on 2026-10-14: Tchaikovsky is 3.64 au from the Sun and 4.63 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2266 |
| Provisional designation | 1974 VK |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 46.9 km (#813 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0384 |
| Rotation period | 37.7 hours |
| Spectral type | D |
| Absolute magnitude (H) | 10.79 |
| Orbital period | 6.26 years |
| Semi-major axis | 3.40 au |
| Perihelion – aphelion | 2.78 – 4.02 au |
| Eccentricity | 0.183 |
| Inclination | 13.2° |
| Closest distance between its orbit and Earth's (MOID) | 1.80 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.