(9756) Ezaki Main-belt Asteroid
Discovered on 12 February 1991 by T. Seki at Geisei.
Yusuke Ezaki (b. 1957), a CCD astrometric observer in Toyonaka, Osaka prefecture, is manager of the Comet Section of the Oriental Astronomical Association. He is also an avid mountain climber.Naming citation (20030106/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Ezaki is today
Seen from above the solar system on 2026-10-14: Ezaki is 2.78 au from the Sun and 2.97 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9756 |
| Provisional designation | 1991 CC3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.75 km (#9,296 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.161 |
| Absolute magnitude (H) | 14.16 |
| Orbital period | 4.52 years |
| Semi-major axis | 2.74 au |
| Perihelion – aphelion | 2.43 – 3.04 au |
| Eccentricity | 0.110 |
| Inclination | 4.45° |
| Closest distance between its orbit and Earth's (MOID) | 1.43 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.