2013 SL102

2013 SL₁₀₂ is an extreme trans-Neptunian object from the outermost region of the Solar System. It was discovered on September 28, 2013 by astronomers at Cerro Tololo Observatory, La Serena.^[1]

2013 SL₁₀₂

Discovery[1]
Discovery site	Cerro Tololo Obs.
Discovery date	28 September 2013
Designations
MPC designation	2013 SL102
Minor planet category	TNO
Orbital characteristics[2]
Epoch 27 April 2019 (JD 2458600.5)
Uncertainty parameter 4
Observation arc	3.14 yr (1,147 d)
Aphelion	591.98 AU
Perihelion	38.102 AU
Semi-major axis	315.04 AU
Eccentricity	0.8791
Orbital period (sidereal)	5591.90 yr (2,042,441 d)
Mean anomaly	0.5856°
Mean motion	0° 0m 0.72s / day
Inclination	6.5074°
Longitude of ascending node	94.634°
Argument of perihelion	265.32°
Physical characteristics
Absolute magnitude (H)	6.9663[2]

Orbit and classification

It orbits the Sun at a distance of 38.1–592.0 AU once every 5591 years and 11 months (2,042,441 days; semi-major axis of 315.04 AU). Its orbit has an eccentricity of 0.88 and an inclination of 7° with respect to the ecliptic.^[2]