(268) Adorea
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Asteroid (268) Adorea |
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| Properties of the orbit ( animation ) | |
| Orbit type | Outer main belt |
| Asteroid family | Themis family |
| Major semi-axis | 3.093 AU |
| eccentricity | 0.135 |
| Perihelion - aphelion | 2.675 AU - 3.511 AU |
| Inclination of the orbit plane | 2.4 ° |
| Length of the ascending node | 120.9 ° |
| Argument of the periapsis | 69.8 ° |
| Time of passage of the perihelion | January 6, 2012 |
| Sidereal period | 5 a 160 d |
| Mean orbital velocity | 16.9 km / s |
| Physical Properties | |
| Medium diameter | 140 km |
| Albedo | 0.0440 |
| Rotation period | 7 h 48 min |
| Absolute brightness | 8.28 likes |
| Spectral class | FC |
| history | |
| Explorer | A. Borrelly |
| Date of discovery | June 8, 1887 |
| 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. | |
(268) Adorea is an asteroid of the main outer asteroid belt discovered by Alphonse Borrelly at the Marseille Observatory on June 8, 1887 .
Adorea moves at a distance of 2.6851 ( perihelion ) to 3.5050 ( aphelion ) astronomical units in 5.4452 years around the sun . The orbit is inclined 2.4366 ° to the ecliptic , the orbit eccentricity is 0.1324.
Adorea has a diameter of 140 kilometers. It has a dark surface with an albedo of 0.044. It rotates around its own axis in around 9 hours and 26 minutes.
See also
- List of asteroids with references and web links (see also infobox)