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Discovery and designation
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| Discovered by | L. Chernykh |
| Discovery site | Nauchnyj |
| Discovery date | October 3, 1975 |
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Designations
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| MPC designation | 2457 |
| Named after | Andrei Rublev |
| Alternate name(s) | 1975 TU2 |
| Epoch May 14, 2008 | |
| Ap | 2.8086549 |
| Peri | 2.4718167 |
| Eccentricity | 0.0637894 |
| Orbital period | 1566.9765609 |
| Mean anomaly | 13.59349 |
| Inclination | 6.26778 |
| Longitude of ascending node | 140.78182 |
| Argument of peri | 78.41429 |
| Absolute magnitude (H) | 12.7 |
2457 Rublyov (1975 TU2) is a main-belt asteroid discovered on October 3, 1975 by L. Chernykh at Nauchnyj.
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