(5872) Sugano Main-belt Asteroid
Discovered on 30 September 1989 by Nomura, T., Kawanishi, K. at Minami-Oda.
Named in honor of Matsuo Sugano (b. 1939), the first discoverer of comet C/1983 J1. He also discovered three novae (V827 Her, V838 Her and V4327 Sgr) and the peculiar variable V1143 Ori. He worked at Akashi Municipal Planetarium for 36 years to encourage the development of amateur astronomy.Naming citation (19990728/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Sugano is today
Seen from above the solar system on 2026-10-14: Sugano is 1.95 au from the Sun and 0.981 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 5872 |
| Provisional designation | 1989 SL |
| Orbit class | Main-belt Asteroid |
| Rotation period | 3.36 hours |
| Absolute magnitude (H) | 13.74 |
| Orbital period | 3.37 years |
| Semi-major axis | 2.25 au |
| Perihelion – aphelion | 1.95 – 2.55 au |
| Eccentricity | 0.133 |
| Inclination | 6.61° |
| Closest distance between its orbit and Earth's (MOID) | 0.958 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Matsuo
All asteroids named after someone called Matsuo