9589 Deridder
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Discovery and designation
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| Discovered by | E. W. Elst |
| Discovery site | European Southern Observatory |
| Discovery date | November 21, 1990 |
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Designations
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| MPC designation | 9589 |
| Alternative names[1] | 1990 WU5 |
| Epoch May 14, 2008 | |
| Ap | 2.7458329 |
| Peri | 2.4427319 |
| Eccentricity | 0.0584171 |
| Orbital period | 1526.2451850 |
| Mean anomaly | 17.41579 |
| Inclination | 4.15824 |
| Longitude of ascending node | 133.51718 |
| Argument of peri | 344.59348 |
| Absolute magnitude | 14.3 |
9589 Deridder (1990 WU5) is a Main-belt Asteroid discovered on November 21, 1990 by E. W. Elst at the European Southern Observatory.
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