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Discovery and designation
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| Discovered by | N. S. Chernykh |
| Discovery site | Crimean Astrophysical Observatory |
| Discovery date | September 11, 1972 |
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Designations
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| MPC designation | 2238 |
| Alternate name(s) | 1972 RQ1 |
| Epoch May 14, 2008 | |
| Ap | 3.6081838 |
| Peri | 2.5095594 |
| Eccentricity | 0.1795800 |
| Orbital period | 1954.0708670 |
| Mean anomaly | 255.04455 |
| Inclination | 1.31253 |
| Longitude of ascending node | 33.46532 |
| Argument of peri | 295.32818 |
| Geometric albedo | 0.0937 |
| Absolute magnitude (H) | 11.90 |
2238 Steshenko (1972 RQ1) is a main-belt asteroid discovered on September 11, 1972 by N. S. Chernykh at the Crimean Astrophysical Observatory.
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