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S/2003 J 18

File:2003_J_18_CFHT_recovery_full.gif · Wikimedia Commons · See Wikimedia Commons

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S/2003 J 18

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Also known as Jupiter LV

natural satellite of Jupiter

Key facts

Discovered by
Brett J. Gladman
Discovery date
4 April 2003
Alternative names
S/2003 J 18
Observation arc
19 years, 2022-09-02 (last obs)
Semi major axis
20 274 000 km
Orbital period sidereal
−604.99 d
Mean anomaly
220.7°
Inclination
143.5° (to ecliptic )
Longitude of ascending node
215.5°
Argument of perihelion
98.15°
Satellite of
Jupiter
Group
Ananke group
Mean diameter
2 km
Absolute magnitude h
16.44 (52 obs)

via Wikipedia infobox

Wikidata facts

Parent body
Jupiter
Diameter
2
Mass
15
Orbital period
-588
Image
2003 J 18 CFHT recovery annotated.gif
Show 12 more facts
semi-major axis of an orbit
20682998
time of discovery or invention
2003-02-06
provisional designation
S/2003 J 18
discoverer or inventor
Brett J. Gladman
albedo
0.04
apparent magnitude
23.4
orbital eccentricity
0.105
orbital inclination
146.4
longitude of ascending node
215.5
argument of periapsis
98.15
mean anomaly
220.7
Commons category
Jupiter LV
Sources (4)

via Wikidata · CC0

~1 min read

Encyclopedic overview

Jupiter LV, provisionally known as S/2003 J 18, is a natural satellite of Jupiter. It was discovered by a team of astronomers led by Brett J. Gladman in 2003.

Jupiter LV is about 2 kilometres in diameter, and orbits Jupiter at an average distance of 20.220 million km in 604.99 days, at an inclination of 143° to the ecliptic (145° to Jupiter's equator), in a retrograde direction and with an eccentricity of 0.0509.

Excerpted from Wikipedia’s “S/2003 J 18” article, available under the CC BY-SA 4.0 licence.

Gallery (2)