(5782) Akirafujiwara Main-belt Asteroid
Discovered on 7 January 1991 by R. H. McNaught at Siding Spring.
Akira Fujiwara (b. 1943) is the project scientist for the successful Hayabusa mission to the near-Earth object (25143) Itokawa. He is a pioneer of laboratory experiments studying the impact disruption of minor solar-system bodies and the intact capturing of microparticles at hypervelocities.Naming citation (WGSBN Bull. 5, #28, 6), IAU / Minor Planet Center, via NASA/JPL
Where Akirafujiwara is today
Seen from above the solar system on 2026-10-14: Akirafujiwara is 2.47 au from the Sun and 3.37 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 5782 |
| Provisional designation | 1991 AF |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.72 km (#11,192 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.240 |
| Rotation period | 15.8 hours |
| Absolute magnitude (H) | 14.04 |
| Orbital period | 3.45 years |
| Semi-major axis | 2.28 au |
| Perihelion – aphelion | 2.08 – 2.49 au |
| Eccentricity | 0.0887 |
| Inclination | 5.58° |
| Closest distance between its orbit and Earth's (MOID) | 1.09 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Akira
- (6298) Sawaoka
- (6658) Akiraabe
- (7238) Kobori
- (7410) Kawazoe
- (8232) Akiramizuno
- (8529) Sinzi
- (9408) Haseakira
- (9865) Akiraohta
- (10196) Akiraarai
- (16671) Tago
- (20117) Tannoakira
- (22394) Kondouakira
All asteroids named after someone called Akira