Herse

E642784

Herse is a small, irregular outer moon of Jupiter belonging to the planet’s distant, retrograde satellite group.

All labels observed (1)

Label Occurrences
Herse canonical 1

How this entity was disambiguated

Statements (45)

Predicate Object
instanceOf moon of Jupiter
natural satellite
albedo low
approximateDiameter about 2 kilometers
argumentOfPeriapsis not precisely constrained
atmosphere none detected
belongsTo Jovian satellite system
belongsToCategory Jovian irregular satellites
retrograde irregular satellites
belongsToDynamicalFamily Pasiphae group
belongsToPlanet Jupiter
celestialBodyType irregular moon
discoveredBy Brian G. Marsden
David C. Jewitt
Jan Kleyna
Scott S. Sheppard
discoveryMethod ground-based telescope observations
discoverySite Mauna Kea Observatory
discoveryYear 2003
eccentricOrbit yes
escapeVelocity very low
hasRotation yes
hasSynchronousRotation unknown
inclinationReference to the ecliptic
isGravitationallyBoundTo Jupiter
isTidalLocked likely, but not observationally confirmed
longitudeOfPeriapsis not precisely constrained
mass very low, not precisely known
meanLongitudeOfAscendingNode not precisely constrained
meanOrbitalDistanceFromJupiter about 22.1 million kilometers
meanOrbitalEccentricity about 0.25
meanOrbitalInclination about 164 degrees to the ecliptic
meanRadius about 1 kilometer
namedAfter Herse (figure in Greek mythology)
namingOrigin Greek mythology
orbitalDirection retrograde
orbitalGroup distant retrograde group of Jupiter moons
orbitalPeriod about 672 Earth days
orbits Jupiter
semiMajorAxis about 22.1 million kilometers
shape irregular
solarSystemRegion Jupiter system
spectralType likely dark, similar to other Pasiphae group moons
surfaceComposition likely dark, carbon-rich material
temporaryDesignation S/2003 J 17

How these facts were elicited

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.