(11791) Sofiyavarzar Main-belt Asteroid
Discovered on 26 September 1978 by L. V. Zhuravleva at Nauchnyj.
Sofiya Mikhajlovna Varzar (1878-1957), an expert on the dynamics of minor planets, was on the staff of the Institute of Theoretical Astronomy from 1934 to 1951. She made a major contribution to improving orbits and calculating ephemerides of many minor planets.Naming citation (20030318/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Sofiyavarzar is today
Seen from above the solar system on 2026-10-14: Sofiyavarzar is 2.99 au from the Sun and 3.73 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 11791 |
| Provisional designation | 1978 SH7 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.89 |
| Orbital period | 4.25 years |
| Semi-major axis | 2.62 au |
| Perihelion – aphelion | 2.00 – 3.24 au |
| Eccentricity | 0.237 |
| Inclination | 5.67° |
| Closest distance between its orbit and Earth's (MOID) | 1.00 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 26 September 1978
- (2702) Batrakov
- (2771) Polzunov
- (2890) Vilyujsk
- (2978) Roudebush
- (3039) Yangel
- (3190) Aposhanskij
- (3410) Vereshchagin
- (3558) Shishkin
- (3586) Vasnetsov
- (3600) Archimedes
- (3655) Eupraksia
- (3657) Ermolova