(273) Atropos
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Asteroid (273) Atropos |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2,396 AU |
| eccentricity | 0.16 |
| Perihelion - aphelion | 2.014 AU - 2.778 AU |
| Inclination of the orbit plane | 20.4 ° |
| Length of the ascending node | 159.1 ° |
| Argument of the periapsis | 120.5 ° |
| Time of passage of the perihelion | July 20, 2011 |
| Sidereal period | 3 a 259 d |
| Mean orbital velocity | 19.1 km / s |
| Physical Properties | |
| Medium diameter | approx. 30 km |
| Albedo | 0.212 ± 0.052 |
| Rotation period | 23.9 h |
| Absolute brightness | 10.26 mag |
| history | |
| Explorer | J. Palisa |
| Date of discovery | March 8, 1888 |
| 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. | |
(273) Atropos is an asteroid of the main asteroid belt that was discovered by Johann Palisa on March 8, 1888 .
The celestial body was named after Atropos , one of the Moiren goddesses of fate from Greek mythology .
Atropos moves at a distance of 2.01 ( perihelion ) to 2.78 ( aphelion ) astronomical units in 3.71 years around the sun . The orbit is strongly inclined towards the ecliptic at 20.45 ° , the orbit eccentricity is 0.16.
Atropos has a mean diameter of about 30 kilometers. It has a relatively light surface with an albedo of 0.21. It rotates on its own axis in just under 24 hours.