(4927) O'Connell Main-belt Asteroid
Discovered on 21 October 1982 by Z. Vavrova at Klet.
Where O'Connell is today
Seen from above the solar system on 2026-10-14: O'Connell is 2.65 au from the Sun and 1.66 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4927 |
| Provisional designation | 1982 UP2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.04 km (#7,597 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.205 |
| Rotation period | 9.78 hours |
| Absolute magnitude (H) | 13.46 |
| Orbital period | 4.91 years |
| Semi-major axis | 2.89 au |
| Perihelion – aphelion | 2.65 – 3.13 au |
| Eccentricity | 0.0837 |
| Inclination | 1.16° |
| Closest distance between its orbit and Earth's (MOID) | 1.64 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 21 October 1982
- (3061) Cook
- (3376) Armandhammer
- (3469) Bulgakov
- (3507) Vilas
- (3516) Rusheva
- (3668) Ilfpetrov
- (3669) Vertinskij
- (3772) Piaf
- (4928) Vermeer
- (5316) Filatov
- (6082) Timiryazev
- (7633) Volodymyr