(858) El Djezair Main-belt Asteroid
Discovered on 26 May 1916 by F. Sy at Algiers.
Where El Djezair is today
Seen from above the solar system on 2026-10-14: El Djezair is 3.09 au from the Sun and 2.29 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 858 |
| Provisional designation | A916 KF |
| Orbit class | Main-belt Asteroid |
| Diameter | 22.5 km (#1,905 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.375 |
| Rotation period | 29.6 hours |
| Spectral type | S |
| Absolute magnitude (H) | 10.4 |
| Orbital period | 4.71 years |
| Semi-major axis | 2.81 au |
| Perihelion – aphelion | 2.52 – 3.10 au |
| Eccentricity | 0.104 |
| Inclination | 8.87° |
| Closest distance between its orbit and Earth's (MOID) | 1.51 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.