(54564) Kiyoshiizumi Main-belt Asteroid
Discovered on 30 August 2000 by BATTeRS at Bisei SG Center.
Kiyoshi Izumi (b. 1959) is a Japanese amateur astronomer who has been a meteor observer since 1971. His 1998 paper, cowritten with David Asher, “Meteor observations in Japan: new implications for a Taurid meteoroid swarm”, MNRAS 297, 23, has been cited by many meteor astronomers. He is a member of the Japan Spaceguard Association.Naming citation (WGSBN Bull. 5, #3, 15), IAU / Minor Planet Center, via NASA/JPL
Where Kiyoshiizumi is today
Seen from above the solar system on 2026-10-14: Kiyoshiizumi is 2.91 au from the Sun and 2.52 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 54564 |
| Provisional designation | 2000 QZ148 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.58 km (#9,605 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.206 |
| Rotation period | 4.11 hours |
| Absolute magnitude (H) | 13.98 |
| Orbital period | 5.27 years |
| Semi-major axis | 3.03 au |
| Perihelion – aphelion | 2.83 – 3.23 au |
| Eccentricity | 0.0663 |
| Inclination | 7.31° |
| Closest distance between its orbit and Earth's (MOID) | 1.81 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Kiyoshi
All asteroids named after someone called Kiyoshi