Carina I

E516995

Carina I is a faint dwarf spheroidal satellite galaxy of the Milky Way located in the constellation Carina.

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Statements (43)

Predicate Object
instanceOf dwarf spheroidal galaxy
absoluteMagnitudeV -9.3
angularSize_arcmin 28 × 17
apparentMagnitudeV 11.3
belongsTo Milky Way halo NERFINISHED
contains RR Lyrae variable stars
horizontal branch stars
red giant branch stars
containsDarkMatter true
declination −50° 57′ 58″
discoveredBy G. de Vaucouleurs NERFINISHED
Kenneth C. Freeman NERFINISHED
M. M. Harding NERFINISHED
Robert G. Cannon NERFINISHED
discoveryYear 1977
distanceFromEarth_kpc 100
distanceFromEarth_ly 330000
galaxyType dwarf spheroidal
halfLightRadius_arcmin 8.8
halfLightRadius_pc 250
hasAlternativeName Carina Dwarf NERFINISHED
Carina Dwarf Spheroidal Galaxy NERFINISHED
hasGlobularClusters false
hasLowSurfaceBrightness true
isFaint true
isGasPoor true
isPartOf Milky Way dwarf spheroidal system NERFINISHED
isResolvedIntoIndividualStars true
isVisibleFrom Southern Hemisphere NERFINISHED
locatedInConstellation Carina NERFINISHED
memberOf Local Group NERFINISHED
metallicity_FeH -1.7
morphologicalType dSph
radialVelocity_kmPerSec 224
redshift_z 0.000224
rightAscension 06h 41m 36s
satelliteOf Milky Way NERFINISHED
showsMultipleStarFormationEpisodes true
stellarPopulation intermediate-age
old
surfaceBrightness_V_magPerArcsec2 25.5
usedFor studies of dark matter in dwarf galaxies
studies of resolved stellar populations

Referenced by (1)

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