(4981) Sinyavskaya Main-belt Asteroid
Discovered on 12 November 1974 by L. I. Chernykh at Nauchnyj.
Where Sinyavskaya is today
Seen from above the solar system on 2026-10-14: Sinyavskaya is 2.82 au from the Sun and 3.36 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4981 |
| Provisional designation | 1974 VS |
| Orbit class | Main-belt Asteroid |
| Diameter | 9.23 km (#5,598 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.300 |
| Rotation period | 4.63 hours |
| Absolute magnitude (H) | 12.37 |
| Orbital period | 4.87 years |
| Semi-major axis | 2.87 au |
| Perihelion – aphelion | 2.64 – 3.11 au |
| Eccentricity | 0.0817 |
| Inclination | 2.70° |
| Closest distance between its orbit and Earth's (MOID) | 1.63 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.