5144 Achates
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Discovery and designation
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| Discovered by | Shoemaker, C. S. |
| Discovery site | Palomar |
| Discovery date | December 02, 1991 |
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Designations
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| MPC designation | 5144 |
| Alternative names[1] | 1991 XX |
| Epoch May 14, 2008 | |
| Ap | 6.6425326 |
| Peri | 3.7943436 |
| Eccentricity | 0.2728967 |
| Orbital period | 4354.2085784 |
| Mean anomaly | 276.93306 |
| Inclination | 8.90232 |
| Longitude of ascending node | 322.86276 |
| Argument of peri | 330.93242 |
| Geometric albedo | 0.0576 |
| Absolute magnitude | 8.90 |
5144 Achates (1991 XX) is a Jupiter Trojan discovered on December 02, 1991 by Shoemaker, C. S. at Palomar.
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