(2580) Smilevskia Main-belt Asteroid
Discovered on 18 August 1977 by N. S. Chernykh at Nauchnyj.
Where Smilevskia is today
Seen from above the solar system on 2026-10-14: Smilevskia is 2.16 au from the Sun and 1.86 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2580 |
| Provisional designation | 1977 QP4 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.23 km (#7,391 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.237 |
| Rotation period | 330 hours |
| Absolute magnitude (H) | 13.15 |
| Orbital period | 3.22 years |
| Semi-major axis | 2.18 au |
| Perihelion – aphelion | 1.76 – 2.61 au |
| Eccentricity | 0.195 |
| Inclination | 1.61° |
| Closest distance between its orbit and Earth's (MOID) | 0.747 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.