5687 Yamamotoshinobu
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Discovery and designation
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| Discovered by | Kushida and Muramatsu |
| Discovery site | Yatsugatake |
| Discovery date | January 13, 1991 |
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Designations
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| MPC designation | 5687 |
| Alternative names[1] | 1991 AB1 |
| Epoch May 14, 2008 | |
| Ap | 3.5373976 |
| Peri | 2.4695580 |
| Eccentricity | 0.1777672 |
| Orbital period | 1901.2317500 |
| Mean anomaly | 212.63982 |
| Inclination | 12.44180 |
| Longitude of ascending node | 130.49804 |
| Argument of peri | 240.15060 |
| Absolute magnitude | 11.0 |
5687 Yamamotoshinobu (1991 AB1) is a Main-belt Asteroid discovered on January 13, 1991 by Kushida and Muramatsu at Yatsugatake.

