(316179) 2010 EN 65

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Asteroid
(316179) 2010 EN 65
Properties of the orbit ( animation )
Orbit type centaur
Major semi-axis 30.79  AU
eccentricity 0.313
Perihelion - aphelion 21,153 AU - 40,427 AU
Inclination of the orbit plane 19.2 °
Sidereal period 171 years
Mean orbital velocity 5.24 km / s
Physical Properties
Absolute brightness 7.1 likes
history
Explorer David Lincoln Rabinowitz , Suzanne Tourtellotte
Date of discovery March 7, 2010
Another name 2010 EN 65
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.

(316179) 2010 EN 65 is a planetoid that was discovered on March 7, 2010 at the European Southern Observatory, La Silla by David Lincoln Rabinowitz and Suzanne Tourtellotte and belongs to the group of centaurs . The asteroid orbit the Sun in a moderately eccentric orbit in 171 years . The eccentricity of its orbit is 0.31, with this 19.22 ° inclined to the ecliptic .

It is the second largest of the centaurs, whose point closest to the Sun is more than half a distance from Neptune and, like (309239) 2007 RW 10, has a quasi-orbit around Neptune, also with the point closest to the Sun at the Uranus orbit and about twice as far away from the Sun. is. He is believed to be about the same size as the third largest confirmed centaur, Bienor .

See also

Individual evidence

  1. ↑ C. de la Fuente Marcos, R. de la Fuente Marcos: Four temporary Neptune co-orbitals: (148975) 2001 XA255, (310071) 2010 KR59, (316179) 2010 EN65, and 2012 GX17 . In: Astronomy and Astrophysics . 547, November 2012. arxiv : 1210.3466 . bibcode : 2012A & A ... 547L ... 2D . doi : 10.1051 / 0004-6361 / 201220377 .