(8934) Nishimurajun Main-belt Asteroid

Discovered on 10 January 1997 by T. Kobayashi at Oizumi.

Jun Nishimura (b. 1927) works in the fields of cosmic-ray physics and space systems engineering, including scientific ballooning. He served as the director general of the Institute of Space and Astronautical Science between 1988 and 1992, when the Japanese government approved the development of the M-V rocket.Naming citation (20031110/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL

Where Nishimurajun is today

Seen from above the solar system on 2026-10-14: Nishimurajun is 3.50 au from the Sun and 4.33 au from Earth. Computed from JPL's orbital elements.

Facts

Number	8934
Provisional designation	1997 AQ12
Orbit class	Main-belt Asteroid
Diameter	16.0 km (#2,886 largest of 17,440 named asteroids with a measured size)
Albedo	0.0750
Absolute magnitude (H)	12.79
Orbital period	5.56 years
Semi-major axis	3.14 au
Perihelion – aphelion	2.77 – 3.50 au
Eccentricity	0.117
Inclination	12.5°
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 Jun

All asteroids named after someone called Jun

Also discovered on 10 January 1997

More named asteroids discovered by T. Kobayashi

All 288

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