Pasithee , also known as , is a
retrograde irregular satellite
In astronomy, an irregular moon, irregular satellite or irregular natural satellite is a natural satellite following a distant, inclined, and often eccentric and retrograde orbit. They have been captured by their parent planet, unlike regular sat ...
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-thousandt ...
. It was discovered by a team of astronomers from the
University of Hawaii
A university () is an institution of higher (or tertiary) education and research which awards academic degrees in several academic disciplines. ''University'' is derived from the Latin phrase ''universitas magistrorum et scholarium'', which ...
led 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 2001, and given the temporary designation .
[MPEC 2002-J54: ''Eleven New Satellites of Jupiter''](_blank)
May 15, 2002 (discovery and ephemeris)
Pasithee is about 2 kilometres in diameter, and orbits Jupiter at an average distance of 23,307,000 km in 711.12 days, at an
inclination
Orbital inclination measures the tilt of an object's orbit around a celestial body. It is expressed as the angle between a Plane of reference, reference plane and the orbital plane or Axis of rotation, axis of direction of the orbiting object ...
of 166° to the
ecliptic
The ecliptic or ecliptic plane is the orbital plane of the Earth around the Sun. From the perspective of an observer on Earth, the Sun's movement around the celestial sphere over the course of a year traces out a path along the ecliptic agai ...
(164° to Jupiter's equator), in a
retrograde direction and with an
eccentricity
Eccentricity or eccentric may refer to:
* Eccentricity (behavior), odd behavior on the part of a person, as opposed to being "normal"
Mathematics, science and technology Mathematics
* Off- center, in geometry
* Eccentricity (graph theory) of a ...
of 0.3289.
It was named in August 2003 after
Pasithee, one of the
Charites
In Greek mythology, the Charites ( ), singular ''Charis'', or Graces, were three or more goddesses of charm, beauty, nature, human creativity, goodwill, and fertility. Hesiod names three – Aglaea ("Shining"), Euphrosyne ("Joy"), and Thalia ...
, goddesses of charm, beauty, nature, human creativity and fertility, daughters of
Zeus
Zeus or , , ; grc, Δῐός, ''Diós'', label=genitive Boeotian Aeolic and Laconian grc-dor, Δεύς, Deús ; grc, Δέος, ''Déos'', label=genitive el, Δίας, ''Días'' () is the sky and thunder god in ancient Greek religion, ...
(Jupiter) by
Eurynome
Eurynomê (; Ancient Greek: Εὐρυνόμη, from , ''eurys'', "broad" and , ''nomos'', "pasture" or "law") is a name that refers to the following characters in Greek mythology:
* Eurynome, pre-Olympian queen and wife of Ophion
*Eurynome (Ocea ...
.
IAUC 8177: ''Satellites of Jupiter, Saturn, Uranus''
2003 August (naming the moon) Pasithee, better known as Aglaea
Aglaea () or Aglaïa (; grc, Ἀγλαΐα, lit=festive radiance) is one of the three '' Charites'' or ''Gratiae'' (Graces) in Greek mythology.
Family
According to Hesiod, Aglaea is the youngest of the Charites, the three daughters of Zeus ...
, is the spouse of Hypnos
In Greek mythology, Hypnos (; Ancient Greek: means 'sleep') also spelled Hypnus is the personification of sleep; the Roman equivalent is known as Somnus. His name is the origin of the word hypnosis. Pausanias wrote that Hypnos was a deare ...
(Sleep) and presides over hallucinations and hallucinogens.
It belongs to the Carme group
The Carme group is a group of retrograde irregular satellites of Jupiter that follow similar orbits to Carme and are thought to have a common origin.
Their semi-major axes (distances from Jupiter) range between 22.9 and 24.1 Gm, their orbita ...
, made up of irregular retrograde moons orbiting Jupiter at a distance ranging between 23 and 24 Gm and at an inclination of about 165°.
References
{{DEFAULTSORT:Pasithee (Moon)
Carme group
Moons of Jupiter
Discoveries by Scott S. Sheppard
Irregular satellites
20011211
Discoveries by David C. Jewitt
Discoveries by Jan Kleyna
Moons with a retrograde orbit