(11798) Davidsson Main-belt Asteroid
Discovered on 16 March 1980 by C.-I. Lagerkvist at La Silla.
The Ph.D. work of Björn Davidsson (b. 1974) at Uppsala University opened up new insights about the outgassing mechanism and splitting mechanics of cometary nuclei.Naming citation (20030501/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Davidsson is today
Seen from above the solar system on 2026-10-14: Davidsson is 2.93 au from the Sun and 3.84 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 11798 |
| Provisional designation | 1980 FH5 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.71 km (#11,201 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.417 |
| Rotation period | 3.01 hours |
| Absolute magnitude (H) | 13.78 |
| Orbital period | 4.17 years |
| Semi-major axis | 2.59 au |
| Perihelion – aphelion | 2.17 – 3.01 au |
| Eccentricity | 0.161 |
| Inclination | 13.5° |
| Closest distance between its orbit and Earth's (MOID) | 1.24 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Bjorn
All asteroids named after someone called Bjorn
Also discovered on 16 March 1980
- (2902) Westerlund
- (3386) Klementinum
- (3634) Iwan
- (4169) Celsius
- (4593) Reipurth
- (5221) Fabribudweis
- (5498) Gustafsson
- (5938) Keller
- (6150) Neukum
- (6687) Lahulla
- (6945) Dahlgren
- (7548) Engstrom
More named asteroids discovered by C.-I. Lagerkvist
- (2114) Wallenquist
- (2191) Uppsala
- (2274) Ehrsson
- (2589) Daniel
- (2694) Pino Torinese
- (2744) Birgitta
- (2902) Westerlund
- (3005) Pervictoralex
- (3250) Martebo
- (3331) Kvistaberg
- (3573) Holmberg
- (3634) Iwan
← (11797) Warell · (11799) Lantz →