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Discovery
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|---|---|
| Discovered by | A. Sugie |
| Discovery site | Dynic |
| Discovery date | April 16, 1991 |
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Designations
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| MPC designation | 5440 |
| Alternate name(s) | 1991 HD |
| Epoch May 14, 2008 | |
| Ap | 2.4790610 |
| Peri | 1.8639370 |
| Eccentricity | 0.1416358 |
| Orbital period | 1168.7937523 |
| Mean anomaly | 81.14508 |
| Inclination | 4.56025 |
| Longitude of ascending node | 115.65240 |
| Argument of peri | 148.54137 |
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Physical characteristics
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| Absolute magnitude (H) | 13.3 |
5440 Terao (1991 HD) is a main-belt asteroid discovered on April 16, 1991 by A. Sugie at Dynic.
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