(204) Callisto

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Asteroid
(204) Callisto
Properties of the orbit ( animation )
Orbit type Middle main belt
Major semi-axis 2,671  AU
eccentricity 0.174
Perihelion - aphelion 2.207 AU - 3.135 AU
Inclination of the orbit plane 8.3 °
Length of the ascending node 205.1 °
Argument of the periapsis 55.9 °
Time of passage of the perihelion June 5, 2009
Sidereal period 4 a 134 d
Mean orbital velocity 18.1 km / s
Physical Properties
Medium diameter 49 km
Albedo 0.2082
Rotation period 19 h 29 min
Absolute brightness 8.89 likes
Spectral class S.
history
Explorer J. Palisa
Date of discovery October 8, 1879
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.

(204) Callisto is an asteroid of the main asteroid belt that was discovered by Johann Palisa on October 8, 1879 .

The heavenly body was named after Callisto , a lover of Zeus from Greek mythology .

Callisto moves around the sun at a distance of 2.2130 ( perihelion ) to 3.1314 ( aphelion ) astronomical units in 4.368 years . The orbit is 8.2716 ° inclined to the ecliptic , the orbital eccentricity is 0.1718.

Kallisto has a diameter of 49 kilometers. The asteroid has a relatively bright surface with an albedo of 0.208. It rotates around its own axis in 14 hours and 6 minutes.

In addition to the asteroid Callisto, a moon on the planet Jupiter also bears this name (see Callisto (moon) )

See also