(3339) Treshnikov Main-belt Asteroid
Discovered on 6 June 1978 by A. Mrkos at Klet.
Where Treshnikov is today
Seen from above the solar system on 2026-10-14: Treshnikov is 3.59 au from the Sun and 2.93 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3339 |
| Provisional designation | 1978 LB |
| Orbit class | Main-belt Asteroid |
| Diameter | 33.5 km (#1,207 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0490 |
| Rotation period | 18.3 hours |
| Absolute magnitude (H) | 11.57 |
| Orbital period | 5.66 years |
| Semi-major axis | 3.18 au |
| Perihelion – aphelion | 2.76 – 3.60 au |
| Eccentricity | 0.133 |
| Inclination | 17.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.76 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 6 June 1978
More named asteroids discovered by A. Mrkos
- (2199) Klet
- (2304) Slavia
- (2325) Chernykh
- (2367) Praha
- (2403) Sumava
- (2404) Antarctica
- (2552) Remek
- (2559) Svoboda
- (2747) Cesky Krumlov
- (2811) Stremchovi
- (2889) Brno
- (2936) Nechvile
← (3338) Richter · (3340) Yinhai →