(1309) Hyperborea
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Asteroid (1309) Hyperborea |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 3.2034 AU |
| eccentricity | 0.1529 |
| Perihelion - aphelion | 2.7135 AU - 3.6933 AU |
| Inclination of the orbit plane | 10.29 ° |
| Sidereal period | 5.733 a |
| Mean orbital velocity | 16.64 km / s |
| Physical Properties | |
| Medium diameter | 57.16 km |
| Dimensions | ? kg |
| Albedo | 0.045 |
| Medium density | ? g / cm³ |
| Rotation period | 13,950 h |
| Absolute brightness | 10,379 mag |
| Spectral class | ? |
| history | |
| Explorer | G. N. Nikolayevich |
| Date of discovery | 1931 |
| Another name | 1931 TO, 1934 GT, 1971 SG 1 |
| 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. | |
(1309) Hyperborea is an asteroid of the main belt , which on 11. October 1931 by Russian astronomer Grigory Neujmin in simeiz was discovered.
The name is derived from the country Hyperborea from Greek mythology.