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Discovery and designation
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| Discovered by | Goethe Link Observatory |
| Discovery site | Brooklyn |
| Discovery date | August 23, 1955 |
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Designations
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| MPC designation | 2974 |
| Named after | Edward Singleton Holden |
| Alternate name(s) | 1955 QK |
| Epoch May 14, 2008 | |
| Ap | 2.6368355 |
| Peri | 1.9878355 |
| Eccentricity | 0.1403343 |
| Orbital period | 1284.3243257 |
| Mean anomaly | 344.36615 |
| Inclination | 6.42259 |
| Longitude of ascending node | 215.01571 |
| Argument of peri | 130.33455 |
| Absolute magnitude (H) | 13.9 |
2974 Holden (1955 QK) is a main-belt asteroid discovered on August 23, 1955 by Goethe Link Observatory at Brooklyn.
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