(1266) Tone Outer Main-belt Asteroid
Discovered on 23 January 1927 by O. Oikawa at Tokyo.
Where Tone is today
Seen from above the solar system on 2026-10-14: Tone is 3.38 au from the Sun and 4.24 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1266 |
| Provisional designation | 1927 BD |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 75.5 km (#419 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0530 |
| Rotation period | 15.6 hours |
| Spectral type | P |
| Absolute magnitude (H) | 9.5 |
| Orbital period | 6.16 years |
| Semi-major axis | 3.36 au |
| Perihelion – aphelion | 3.19 – 3.53 au |
| Eccentricity | 0.0500 |
| Inclination | 17.2° |
| Closest distance between its orbit and Earth's (MOID) | 2.20 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.