(43899) Kobayashihiroki Main-belt Asteroid
Discovered on 15 November 1995 by Endate, K., Watanabe, K. at Kitami.
Hiroki Kobayashi (b. 1973) is a Japanese amateur astronomer who serves as the curator of astronomy at the Kitakyushu City Science Museum in Fukuoka Prefecture. He is a popular presenter of the museum's planetarium and rooftop observatory's 0.5-meter reflector telescope.Naming citation (WGSBN Bull. 6, #4, 7), IAU / Minor Planet Center, via NASA/JPL
Where Kobayashihiroki is today
Seen from above the solar system on 2026-10-14: Kobayashihiroki is 2.26 au from the Sun and 2.55 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 43899 |
| Provisional designation | 1995 VH1 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.3 |
| Orbital period | 3.53 years |
| Semi-major axis | 2.32 au |
| Perihelion – aphelion | 1.83 – 2.81 au |
| Eccentricity | 0.211 |
| Inclination | 8.30° |
| Closest distance between its orbit and Earth's (MOID) | 0.842 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Hiroki
All asteroids named after someone called Hiroki
Also discovered on 15 November 1995
- (7674) Kasuga
- (8904) Yoshihara
- (11987) Yonematsu
- (13627) Yukitamayo
- (14499) Satotoshio
- (18473) Kikuchijun
- (20117) Tannoakira
- (24844) Hwanginjoon
- (37693) Utofumiaki