(27716) Nobuyuki Main-belt Asteroid
Discovered on 13 February 1989 by T. Seki at Geisei.
Nobuyuki Yamaguchi (b. 1932), from Kurume city, Fukuoka prefecture, is an emeritus professor of meteorology at the University of Kochi. He has been on the Geisei Observatory staff since 1982 and teaches astronomy at public observing nights.Naming citation (20070601/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Nobuyuki is today
Seen from above the solar system on 2026-10-14: Nobuyuki is 2.69 au from the Sun and 1.74 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 27716 |
| Provisional designation | 1989 CX1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.26 km (#8,559 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.149 |
| Absolute magnitude (H) | 14.17 |
| Orbital period | 4.82 years |
| Semi-major axis | 2.85 au |
| Perihelion – aphelion | 2.15 – 3.55 au |
| Eccentricity | 0.246 |
| Inclination | 6.07° |
| Closest distance between its orbit and Earth's (MOID) | 1.17 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 13 February 1989
More named asteroids discovered by T. Seki
- (2396) Kochi
- (2571) Geisei
- (2582) Harimaya-Bashi
- (2621) Goto
- (2835) Ryoma
- (2880) Nihondaira
- (2961) Katsurahama
- (3150) Tosa
- (3182) Shimanto
- (3262) Miune
- (3431) Nakano
- (3785) Kitami
← (27714) Dochu · (27718) Gouda →