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Discovery and designation
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| Discovered by | Y.-B. Jeon and B.-C. Lee |
| Discovery site | Bohyunsan Optical Astronomy Observatory |
| Discovery date | December 4, 2000 |
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Designations
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| MPC designation | 63145 |
| Named after | Choe Museon |
| Alternate name(s) | 2000 XY13 |
| Epoch May 14, 2008 | |
| Ap | 3.6785025 |
| Peri | 2.7213707 |
| Eccentricity | 0.1495548 |
| Orbital period | 2090.7903646 |
| Mean anomaly | 245.33631 |
| Inclination | 2.30899 |
| Longitude of ascending node | 92.90158 |
| Argument of peri | 198.40172 |
| Absolute magnitude (H) | 15.1 |
63145 Choemuseon (2000 XY13) is a main-belt asteroid discovered on December 4, 2000 by Y.-B. Jeon and B.-C. Lee at Bohyunsan Optical Astronomy Observatory. It was named after Choe Museon, a scientist in Goryeo dynasty who is best known for his gunpowder-based weapons.
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