(175365) Carsac Outer Main-belt Asteroid
Discovered on 31 August 2005 by B. Christophe at Saint-Sulpice.
French geologist and archaeologist Francis Carsac (François Bordes, 1919-1981) was a prehistory and geology professor in the science faculty at Bordeaux University. He published many very popular science-fiction books, some of the discoverer's favorites.Naming citation (20080819/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Carsac is today
Seen from above the solar system on 2026-10-14: Carsac is 3.40 au from the Sun and 3.01 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 175365 |
| Provisional designation | 2005 QO143 |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 6.25 km (#8,590 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0500 |
| Absolute magnitude (H) | 15.24 |
| Orbital period | 6.48 years |
| Semi-major axis | 3.48 au |
| Perihelion – aphelion | 3.40 – 3.55 au |
| Eccentricity | 0.0225 |
| Inclination | 9.37° |
| Closest distance between its orbit and Earth's (MOID) | 2.43 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Francis
- (9161) Beaufort
- (9830) Franciswasiak
- (12845) Crick
- (20610) Franciswilliams
- (21789) Frankwasser
- (22148) Francislee
- (22341) Francispoulenc
- (22567) Zenisek
- (52057) Clarkhowell
- (61402) Franciseveritt
- (92685) Cordellorenz
- (95802) Francismuir
All asteroids named after someone called Francis