(28340) Yukihiro Main-belt Asteroid
Discovered on 13 March 1999 by H. Abe at Yatsuka.
Yukihiro Adachi (b. 1965) is a member of Matsue Astronomy Club. He has popularized astronomy in Shimane prefecture and is an observing partner of the discoverer.Naming citation (20071124/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Yukihiro is today
Seen from above the solar system on 2026-10-14: Yukihiro is 3.07 au from the Sun and 3.70 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 28340 |
| Provisional designation | 1999 EG5 |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.8 km (#4,652 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.181 |
| Absolute magnitude (H) | 12.69 |
| Orbital period | 5.22 years |
| Semi-major axis | 3.01 au |
| Perihelion – aphelion | 2.55 – 3.47 au |
| Eccentricity | 0.153 |
| Inclination | 11.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.58 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 13 March 1999
- (11201) Talich
- (11408) Zahradnik
- (17025) Pilachowski
- (28341) Bingaman
- (31556) Shatner
- (31557) Holleybakich
- (53252) Sardegna
- (53253) Zeiler
- (91275) Billsmith
- (101721) Emanuelfritsch
- (101723) Finger