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Discovery and designation
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| Discovered by | Chernykh, N. |
| Discovery site | Nauchnyj |
| Discovery date | July 14, 1977 |
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Designations
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| MPC designation | 2509 |
| Named after | Chukotka Autonomous Okrug |
| Alternate name(s) | 1977 NG |
| Epoch May 14, 2008 | |
| Ap | 2.9305717 |
| Peri | 1.9821867 |
| Eccentricity | 0.1930453 |
| Orbital period | 1406.1819979 |
| Mean anomaly | 343.45217 |
| Inclination | 2.84998 |
| Longitude of ascending node | 343.76950 |
| Argument of peri | 348.22893 |
| Absolute magnitude (H) | 12.6 |
2509 Chukotka (1977 NG) is a main-belt asteroid discovered on July 14, 1977 by Chernykh, N. at Nauchnyj.
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