(2188) Orlenok Main-belt Asteroid
Discovered on 28 October 1976 by L. V. Zhuravleva at Nauchnyj.
Named on the occasion of the 20th anniversary of the all-Union pioneer camp in the Tuapse region. An orlenok, or an eaglet, is the symbol of the young revolutionary.Naming citation (MPC 5849), IAU / Minor Planet Center, via NASA/JPL
Where Orlenok is today
Seen from above the solar system on 2026-10-14: Orlenok is 3.00 au from the Sun and 2.88 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2188 |
| Provisional designation | 1976 UL4 |
| Orbit class | Main-belt Asteroid |
| Diameter | 13.7 km (#3,470 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.192 |
| Absolute magnitude (H) | 11.9 |
| Orbital period | 4.94 years |
| Semi-major axis | 2.90 au |
| Perihelion – aphelion | 2.65 – 3.15 au |
| Eccentricity | 0.0860 |
| Inclination | 2.66° |
| Closest distance between its orbit and Earth's (MOID) | 1.64 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.