(3389) Sinzot Main-belt Asteroid
Discovered on 25 February 1984 by H. Debehogne at La Silla.
Where Sinzot is today
Seen from above the solar system on 2026-10-14: Sinzot is 3.13 au from the Sun and 4.08 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3389 |
| Provisional designation | 1984 DU |
| Orbit class | Main-belt Asteroid |
| Diameter | 20.8 km (#2,111 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0450 |
| Rotation period | 7.54 hours |
| Spectral type | C |
| Absolute magnitude (H) | 12.66 |
| Orbital period | 4.61 years |
| Semi-major axis | 2.77 au |
| Perihelion – aphelion | 2.38 – 3.16 au |
| Eccentricity | 0.141 |
| Inclination | 7.07° |
| Closest distance between its orbit and Earth's (MOID) | 1.40 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.