(12478) Suzukiseiji Main-belt Asteroid
Discovered on 7 March 1997 by T. Okuni at Nanyo.
Seiji Suzuki (b. 1933), a retired teacher, is secretary of the Yamagata Astronomers Liaison Conference (since 1997) and the Yamagata Astronomers Club.Naming citation (20020921/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Suzukiseiji is today
Seen from above the solar system on 2026-10-14: Suzukiseiji is 2.53 au from the Sun and 3.13 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12478 |
| Provisional designation | 1997 EX25 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.93 |
| Orbital period | 3.60 years |
| Semi-major axis | 2.35 au |
| Perihelion – aphelion | 1.97 – 2.73 au |
| Eccentricity | 0.161 |
| Inclination | 2.80° |
| Closest distance between its orbit and Earth's (MOID) | 0.984 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Seiji
All asteroids named after someone called Seiji
Also discovered on 7 March 1997
- (9116) Billhamilton
- (18560) Coxeter
- (24916) Stelzhamer
- (29427) Oswaldthomas
- (35324) Orlandi
- (35325) Claudiaguarnieri
- (35326) Lucastrabla
- (65852) Alle
- (118235) Federico
- (129564) Christy