Jupiter LIV, originally known as S/2016 J 1, is an outer
natural satellite
A natural satellite is, in the most common usage, an astronomical body that orbits a planet, dwarf planet, or small Solar System body (or sometimes another natural satellite). Natural satellites are often colloquially referred to as ''moons'' ...
of
Jupiter
Jupiter is the fifth planet from the Sun and the largest in the Solar System. It is a gas giant with a mass more than two and a half times that of all the other planets in the Solar System combined, but slightly less than one-thousandth t ...
. It was discovered by
Scott S. Sheppard
Scott Sander Sheppard (born 1977) is an American astronomer and a discoverer of numerous moons, comets and minor planets in the outer Solar System.
He is an astronomer in the Department of Terrestrial Magnetism at the Carnegie Institution for Scie ...
in 2016, but not announced until June 2, 2017 via a
Minor Planet Electronic Circular
The Minor Planet Center (MPC) is the official body for observing and reporting on minor planets under the auspices of the International Astronomical Union (IAU). Founded in 1947, it operates at the Smithsonian Astrophysical Observatory.
Function
T ...
from the
Minor Planet Center.
It is about 1 kilometer in diameter and orbits at a
semi-major axis of about 20,650,845 km with an
inclination
Orbital inclination measures the tilt of an object's orbit around a celestial body. It is expressed as the angle between a reference plane and the orbital plane or axis of direction of the orbiting object.
For a satellite orbiting the Eart ...
of about 139.8°.
It belongs to the
Ananke group.
References
{{DEFAULTSORT:Jupiter 54
Ananke group
Moons of Jupiter
Irregular satellites
Discoveries by Scott S. Sheppard
20160308
Moons with a retrograde orbit