(1244) Deira
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Asteroid (1244) Deira |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.3434 AU |
| eccentricity | 0.0981 |
| Perihelion - aphelion | 2.1134 AU - 2.5733 AU |
| Inclination of the orbit plane | 8.692 ° |
| Sidereal period | 3,587 a |
| Mean orbital velocity | 19.457 km / s |
| Physical Properties | |
| Medium diameter | 30.96 km |
| Albedo | 0.056 |
| Rotation period | ? H |
| Absolute brightness | 11,291 mag |
| Spectral class | ? |
| history | |
| Explorer | Cyril V. Jackson |
| Date of discovery | May 25, 1932 |
| Another name | 1932 KE, 1930 YR, 1984 YQ 6 |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(1244) Deira is an asteroid of the main belt , which on 25 May 1932 by the South African astronomer Cyril V. Jackson in Johannesburg was discovered.
The name of the asteroid is derived from the ancient name of Ossett in Yorkshire, the birthplace of the discoverer.