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Discovery and designation
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| Discovered by | N. S. Chernykh |
| Discovery site | Crimean Astrophysical Observatory |
| Discovery date | September 5, 1978 |
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Designations
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| MPC designation | 12189 |
| Alternate name(s) | 1978 RQ1 |
| Epoch May 14, 2008 | |
| Ap | 2.6339000 |
| Peri | 1.9467108 |
| Eccentricity | 0.1500213 |
| Orbital period | 1266.0140669 |
| Mean anomaly | 227.39242 |
| Inclination | 5.67508 |
| Longitude of ascending node | 176.53823 |
| Argument of peri | 144.43259 |
| Absolute magnitude (H) | 14.4 |
12189 Dovgyj (1978 RQ1) is a main-belt asteroid discovered on September 5, 1978 by N. S. Chernykh at the Crimean Astrophysical Observatory.
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