ESO 351-30

E505229

ESO 351-30, better known as the Sculptor Dwarf Galaxy, is a faint dwarf spheroidal satellite galaxy of the Milky Way located in the constellation Sculptor.

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Statements (45)

Predicate Object
instanceOf Sculptor Dwarf Galaxy
dwarf spheroidal galaxy
absoluteMagnitude_V -11.1
alternateName Sculptor Dwarf NERFINISHED
Sculptor Dwarf Galaxy NERFINISHED
Sculptor Dwarf Spheroidal Galaxy NERFINISHED
apparentMagnitude_V 9.5
belongsTo Milky Way dwarf spheroidal system
catalog ESO (European Southern Observatory) catalog NERFINISHED
contains horizontal branch stars
red giant branch stars
coordinateSystem J2000
darkMatterContent dark-matter-dominated
declination_J2000 -33°42′
discoveredBy Harlow Shapley NERFINISHED
discoveryYear 1937
distanceFromEarth_kpc 86
distanceFromEarth_ly 290000
dominantStellarAge_Gyr >10
environment Local Group halo
galacticLatitude_deg -83
galaxyType dwarf spheroidal
gasContent very low neutral gas content
gasPhase mostly gas-free
halfLightRadius_arcmin 11
halfLightRadius_pc 260
heliocentricDistanceRange_kpc 79–87
hostGalaxy Milky Way NERFINISHED
locatedInConstellation Sculptor
massToLightRatio high
memberOf Local Group NERFINISHED
metallicity_Fe_H -1.8
morphologicalType dSph
notableFor being one of the first known dwarf spheroidal galaxies
observedIn near-infrared wavelengths
optical wavelengths
radialVelocity_km_s 110
rightAscension_J2000 00h59m35s
satelliteOf Milky Way NERFINISHED
shape spheroidal
skyLocation southern celestial hemisphere
starFormationActivity no current star formation
stellarKinematics pressure-supported system
stellarPopulation old, metal-poor stars
surfaceBrightness low

Referenced by (1)

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