(10045) Dorarussell Main-belt Asteroid
Discovered on 6 September 1985 by H. Debehogne at La Silla.
Dora Russell (1913–1986) spearheaded the founding the Royal Astronomical Society of Canada's St. John's Centre in Newfoundland in 1965, then served a total of four years as Centre President. In 1977, Russell received the RASC Service Award and also a Queen's Silver Jubilee Medal. She wrote a weekly astronomy column in the St. John's Evening Telegram.Naming citation (WGSBN Bull. 1, #10, 5), IAU / Minor Planet Center, via NASA/JPL
Where Dorarussell is today
Seen from above the solar system on 2026-10-14: Dorarussell is 3.33 au from the Sun and 3.91 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 10045 |
| Provisional designation | 1985 RJ3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 16.0 km (#2,881 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0570 |
| Rotation period | 4.20 hours |
| Absolute magnitude (H) | 13.0 |
| Orbital period | 5.53 years |
| Semi-major axis | 3.13 au |
| Perihelion – aphelion | 2.74 – 3.51 au |
| Eccentricity | 0.122 |
| Inclination | 1.85° |
| Closest distance between its orbit and Earth's (MOID) | 1.73 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Dora
All asteroids named after someone called Dora