8431 Haseda
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Discovery and designation
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| Discovered by | T. Kobayashi |
| Discovery site | Oizumi |
| Discovery date | December 31, 1997 |
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Designations
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| MPC designation | 8431 |
| Alternative names[1] | 1997 YQ13 |
| Epoch May 14, 2008 | |
| Ap | 2.9476078 |
| Peri | 2.6626306 |
| Eccentricity | 0.0507959 |
| Orbital period | 1716.0320629 |
| Mean anomaly | 93.72098 |
| Inclination | 1.59826 |
| Longitude of ascending node | 246.74519 |
| Argument of peri | 215.14611 |
| Absolute magnitude | 12.5 |
8431 Haseda (1997 YQ13) is a Main-belt Asteroid discovered on December 31, 1997 by T. Kobayashi at Oizumi.
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