(15368) Katsuji Main-belt Asteroid
Discovered on 14 May 1996 by McNaught, R. H., Ikari, Y. at Moriyama.
Katsuji Koyama (b. 1945), a professor emeritus of Kyoto University, works in x-ray astronomy and cosmic ray physics. In particular, he has investigated the x-ray emission mechanisms and structures of supernova remnants. He was a vice-president of the Astronomical Society of Japan during 1999-2000.Naming citation (20100527/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Katsuji is today
Seen from above the solar system on 2026-10-14: Katsuji is 2.21 au from the Sun and 1.87 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15368 |
| Provisional designation | 1996 JZ |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.18 km (#8,673 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0800 |
| Absolute magnitude (H) | 14.48 |
| Orbital period | 3.72 years |
| Semi-major axis | 2.40 au |
| Perihelion – aphelion | 2.09 – 2.72 au |
| Eccentricity | 0.132 |
| Inclination | 11.4° |
| Closest distance between its orbit and Earth's (MOID) | 1.11 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.