12539 Chaikin
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| Discovery and designation | |
|---|---|
| Discovered by | Spacewatch |
| Discovery site | Kitt Peak |
| Discovery date | July 16, 1998 |
| Designations | |
| MPC designation | 12539 |
| Named after | Andrew Chaikin |
| Alternative names | 1998 OP2 |
| Orbital characteristics | |
| Epoch May 14, 2008 | |
| Aphelion | 2.8993050 |
| Perihelion | 2.5684778 |
| Eccentricity | 0.0605048 |
| Orbital period | 1651.0883424 |
| Mean anomaly | 122.55462 |
| Inclination | 3.73581 |
| Longitude of ascending node | 296.78470 |
| Argument of perihelion | 302.90150 |
| Physical characteristics | |
| Absolute magnitude (H) | 13.6 |
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12539 Chaikin (1998 OP2) is a main-belt asteroid discovered on July 16, 1998 by Spacewatch at Kitt Peak. This asteroid was named for Andrew Chaikin, American Author of science and space exploration articles and books.
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