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Discovery[1]
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| Discovered by | Cyril V. Jackson |
| Discovery site | Union Observatory |
| Discovery date | April 21, 1939 |
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Designations
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| MPC designation | 1505 |
| Alternate name(s) | 1939 HH |
| Minor planet category |
main belt [2] |
| Epoch November 30, 2008 | |
| Ap | 3.0085 AU |
| Peri | 2.3126 AU |
| Semi-major axis | 2.66052 AU |
| Eccentricity | 0.130777 |
| Orbital period | 1585.07 days (4.34 years) |
| Mean anomaly | 8.141° |
| Inclination | 14.457° |
| Longitude of ascending node | 248.505° |
| Argument of peri | 343.017° |
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Physical characteristics
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| Dimensions | 20.88 kilometres (12.97 mi) ± 2.1 kilometres (1.3 mi) Mean diameter[4] |
| Rotation period | 4.451 ± 0.001 hours [5] |
| Albedo | 0.0929 ± 0.022 [4] |
| Absolute magnitude (H) | 11.6 [6] |
1505 Koranna (1939 HH) is a main-belt asteroid discovered on April 21, 1939 by Cyril V. Jackson at Union Observatory.[1] It is named for a tribe of bushmen from the Kalahari Desert.[7]
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