(3724) Annenskij Main-belt Asteroid
Discovered on 23 December 1979 by L. V. Zhuravleva at Nauchnyj.
Where Annenskij is today
Seen from above the solar system on 2026-10-14: Annenskij is 3.07 au from the Sun and 3.93 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3724 |
| Provisional designation | 1979 YN8 |
| Orbit class | Main-belt Asteroid |
| Diameter | 15.4 km (#3,046 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.235 |
| Rotation period | 3.97 hours |
| Absolute magnitude (H) | 11.88 |
| Orbital period | 4.60 years |
| Semi-major axis | 2.77 au |
| Perihelion – aphelion | 2.31 – 3.22 au |
| Eccentricity | 0.165 |
| Inclination | 7.75° |
| Closest distance between its orbit and Earth's (MOID) | 1.33 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.