(1005) Arago Main-belt Asteroid
Discovered on 5 September 1923 by S. Beljavskij at Simeis.
Where Arago is today
Seen from above the solar system on 2026-10-14: Arago is 3.07 au from the Sun and 3.57 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1005 |
| Provisional designation | A923 RS |
| Orbit class | Main-belt Asteroid |
| Diameter | 61.1 km (#571 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0700 |
| Rotation period | 8.79 hours |
| Absolute magnitude (H) | 10.09 |
| Orbital period | 5.63 years |
| Semi-major axis | 3.17 au |
| Perihelion – aphelion | 2.78 – 3.55 au |
| Eccentricity | 0.121 |
| Inclination | 19.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.84 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.