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Discovery and designation
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| Discovered by | C. S. Shoemaker and E. M. Shoemaker |
| Discovery site | Palomar Observatory |
| Discovery date | April 23, 1987 |
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Designations
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| MPC designation | 12237 |
| Alternate name(s) | 1987 HE |
| Epoch May 14, 2008 | |
| Ap | 2.7506927 |
| Peri | 1.8356365 |
| Eccentricity | 0.1995182 |
| Orbital period | 1268.3855122 |
| Mean anomaly | 42.48646 |
| Inclination | 23.40626 |
| Longitude of ascending node | 169.94795 |
| Argument of peri | 14.25609 |
| Absolute magnitude (H) | 13.9 |
12237 Coughlin (1987 HE) is a main-belt asteroid discovered on April 23, 1987 by C. S. Shoemaker and E. M. Shoemaker at Palomar Observatory.
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