(273) Atropos

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Asteroid
(273) Atropos
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.