Messier 19

E482188

Messier 19 is a highly elongated globular star cluster located in the constellation Ophiuchus, notable for being one of the most oblate known globular clusters in the Milky Way.

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Statements (44)

Predicate Object
instanceOf Messier object
NGC object
astronomical object
globular star cluster
absoluteMagnitudeV −9.2 (approx)
angularSize 17 arcminutes (approx)
apparentMagnitudeV 6.8
belongsTo Messier catalogue NERFINISHED
New General Catalogue NERFINISHED
catalogCode GCl 45 NERFINISHED
M19 NERFINISHED
Messier 19 NERFINISHED
NGC 6273 NERFINISHED
coreRadius about 0.7 arcminutes
declination −26° 16′ (approx)
discoveredBy Charles Messier NERFINISHED
discoveryDate 1764
distanceFromEarth 28000 light-years (approx)
distanceFromGalacticCenter 6500 light-years (approx)
ellipticity high compared to typical globular clusters
galacticLatitude +6.0° (approx)
galacticLongitude +356.9° (approx)
halfLightRadius about 1.3 arcminutes
hasShape elliptical
hasStellarPopulation Population II stars
hostGalaxy Milky Way NERFINISHED
isAffectedBy interstellar extinction
isHighlyElongated true
isIncludedIn Harris catalogue of globular clusters NERFINISHED
isLocatedNear Galactic center NERFINISHED
isOblate true
isObservedIn infrared wavelengths
optical wavelengths
isOneOfMostOblateGlobularClustersIn Milky Way NERFINISHED
isPartOf Milky Way globular cluster system NERFINISHED
isRichIn old, metal-poor stars
isVisibleFromEarthWith binoculars under dark skies
locatedIn Galactic bulge region NERFINISHED
Milky Way
locatedInConstellation Ophiuchus NERFINISHED
mass about 1.1×10^6 solar masses
metallicityFeH −1.5 (approx)
rightAscension 17h 02m (approx)
showsDifferentialReddening true

Referenced by (1)

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

Ophiuchus containsDeepSkyObject Messier 19