(1788) Kiess Main-belt Asteroid
Discovered on 25 July 1952 by Indiana University at Brooklyn.
Where Kiess is today
Seen from above the solar system on 2026-10-14: Kiess is 3.59 au from the Sun and 4.17 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1788 |
| Provisional designation | 1952 OZ |
| Orbit class | Main-belt Asteroid |
| Diameter | 21.0 km (#2,080 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0700 |
| Rotation period | 11.0 hours |
| Absolute magnitude (H) | 11.92 |
| Orbital period | 5.53 years |
| Semi-major axis | 3.13 au |
| Perihelion – aphelion | 2.65 – 3.61 au |
| Eccentricity | 0.153 |
| Inclination | 0.686° |
| Closest distance between its orbit and Earth's (MOID) | 1.64 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.