(1823) Gliese Main-belt Asteroid
Discovered on 4 September 1951 by K. Reinmuth at Heidelberg.
Where Gliese is today
Seen from above the solar system on 2026-10-14: Gliese is 2.08 au from the Sun and 3.03 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1823 |
| Provisional designation | 1951 RD |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.44 km (#6,193 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.189 |
| Rotation period | 4.49 hours |
| Absolute magnitude (H) | 12.65 |
| Orbital period | 3.32 years |
| Semi-major axis | 2.23 au |
| Perihelion – aphelion | 1.93 – 2.53 au |
| Eccentricity | 0.135 |
| Inclination | 2.89° |
| Closest distance between its orbit and Earth's (MOID) | 0.915 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.