(15603) Kimyoonji Main-belt Asteroid
Discovered on 7 April 2000 by LINEAR at Socorro.
Kim Yoonji (b. 2001) was awarded second place in the 2019 Intel International Science and Engineering Fair for her plant sciences team project. She attended the Kangwon Science High School, Wonju, South Korea.Naming citation (WGSBN Bull. 3, #7, 9), IAU / Minor Planet Center, via NASA/JPL
Where Kimyoonji is today
Seen from above the solar system on 2026-10-14: Kimyoonji is 2.99 au from the Sun and 2.95 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15603 |
| Provisional designation | 2000 GG108 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.39 km (#8,393 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.109 |
| Rotation period | 1.78 hours |
| Absolute magnitude (H) | 14.51 |
| Orbital period | 4.67 years |
| Semi-major axis | 2.80 au |
| Perihelion – aphelion | 2.60 – 2.99 au |
| Eccentricity | 0.0714 |
| Inclination | 6.49° |
| Closest distance between its orbit and Earth's (MOID) | 1.58 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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All asteroids named after someone called Kim
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