(10989) Dolios

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Asteroid
(10989) Dolios
Properties of the orbit ( animation )
Epoch:  April 27, 2019 ( JD 2,458,600.5)
Orbit type Jupiter Trojan (L 4 )
Major semi-axis 5.1695  AU
eccentricity 0.0868
Perihelion - aphelion 4.7210 AU - 5.6179 AU
Inclination of the orbit plane 10.5812 °
Length of the ascending node 187.3143 °
Argument of the periapsis 206.2780 °
Sidereal period 11.75 a
Mean orbital velocity 13.11 km / s
Physical Properties
Medium diameter 23.564 ± 0.307 km
Albedo 0.115 ± 0.024
Rotation period 26.101 h
Absolute brightness 11.3 mag
history
Explorer CJ van Houten
I. van Houten-Groeneveld
Date of discovery 19th September 1973
Another name 1973 SL 1 , 1996 RK 27
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.

(10989) Dolios is an asteroid belonging to the group of Jupiter Trojans . This describes asteroids that move around the sun on the Lagrange points on Jupiter's orbit .

The celestial body was discovered on September 19, 1973 by the Dutch astronomers Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld and Tom Gehrels at the Palomar Observatory ( IAU code 675). It is assigned to the Lagrangian point L 4 .

The asteroid is named after Dolios , a slave of Penelope , who with his sons supported the returned Odysseus in the fight against the relatives of the slain suitors.

It was named on January 24, 2000.

See also

Web links