(446) Aeternitas
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Asteroid (446) Aeternitas |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Middle main belt |
| Major semi-axis | 2.787 AU |
| eccentricity | 0.125 |
| Perihelion - aphelion | 2.439 AU - 3.135 AU |
| Inclination of the orbit plane | 10.6 ° |
| Length of the ascending node | 42.1 ° |
| Argument of the periapsis | 280.6 ° |
| Time of passage of the perihelion | November 11, 2010 |
| Sidereal period | 4 a 239 d |
| Mean orbital velocity | 17.8 km / s |
| Physical Properties | |
| Medium diameter | 45.4 km |
| Albedo | 0.2361 |
| Rotation period | 15 h 44 min |
| Absolute brightness | 8.9 likes |
| Spectral class | A. |
| history | |
| Explorer |
Max Wolf Arnold Schwassmann |
| Date of discovery | October 27, 1899 |
| Another name | 1899 ER |
| 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. | |
(446) Aeternitas is an asteroid of the main belt that was discovered on October 27, 1899 by the German astronomers Max Wolf and Arnold Schwassmann in Heidelberg .
The asteroid is named after the Roman goddess Aeternitas .