(15716) Narahara Main-belt Asteroid
Discovered on 29 November 1989 by Takahashi, A., Watanabe, K. at Kitami.
Hiroshi Narahara (b. 1968) is a coach for the Chunichi Dragons and a friend of the first discoverer.Naming citation (20070926/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Narahara is today
Seen from above the solar system on 2026-10-14: Narahara is 2.34 au from the Sun and 1.67 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15716 |
| Provisional designation | 1989 WY1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.74 km (#9,328 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.339 |
| Absolute magnitude (H) | 13.3 |
| Orbital period | 4.63 years |
| Semi-major axis | 2.78 au |
| Perihelion – aphelion | 2.25 – 3.30 au |
| Eccentricity | 0.188 |
| Inclination | 15.2° |
| Closest distance between its orbit and Earth's (MOID) | 1.30 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Hiroshi
- (4965) Takeda
- (5379) Abehiroshi
- (5830) Simohiro
- (6244) Okamoto
- (7250) Kinoshita
- (7254) Kuratani
- (7264) Hirohatanaka
- (8197) Mizunohiroshi
- (8543) Tsunemi
- (8707) Arakihiroshi
- (8891) Irokawa
- (8923) Yamakawa
All asteroids named after someone called Hiroshi
Also discovered on 29 November 1989
- (4382) Stravinsky
- (5740) Toutoumi
- (5910) Zatopek
- (8011) Saijokeiichi
- (8087) Kazutaka
- (8273) Apatheia
- (15248) Hidekazu
- (26828) Narusawa
- (29167) Masataka