(5991) Ivavladis Main-belt Asteroid
Discovered on 25 April 1979 by N. S. Chernykh at Nauchnyj.
Where Ivavladis is today
Seen from above the solar system on 2026-10-14: Ivavladis is 2.56 au from the Sun and 2.08 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 5991 |
| Provisional designation | 1979 HE3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.16 km (#12,359 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.213 |
| Rotation period | 43.9 hours |
| Absolute magnitude (H) | 14.26 |
| Orbital period | 3.74 years |
| Semi-major axis | 2.41 au |
| Perihelion – aphelion | 2.08 – 2.74 au |
| Eccentricity | 0.137 |
| Inclination | 3.23° |
| Closest distance between its orbit and Earth's (MOID) | 1.08 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 25 April 1979
- (2656) Evenkia
- (3653) Klimishin
- (3885) Bogorodskij
- (4188) Kitezh
- (4780) Polina
- (5456) Merman
- (13482) Igorfedorov