4920 Gromov
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Discovery and designation
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| Discovered by | N. S. Chernykh |
| Discovery site | Crimean Astrophysical Observatory |
| Discovery date | August 8, 1978 |
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Designations
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| MPC designation | 4920 |
| Alternative names[1] | 1978 PY2 |
| Epoch May 14, 2008 | |
| Ap | 2.9241391 |
| Peri | 2.4519235 |
| Eccentricity | 0.0878367 |
| Orbital period | 1609.7184066 |
| Mean anomaly | 214.90554 |
| Inclination | 2.42012 |
| Longitude of ascending node | 190.27585 |
| Argument of peri | 208.58172 |
| Absolute magnitude | 13.0 |
4920 Gromov (1978 PY2) is a Main-belt Asteroid discovered on August 8, 1978 by N. S. Chernykh at the Crimean Astrophysical Observatory.

