GCl 99

E484153

GCl 99, also known as Messier 28, is a bright globular star cluster located in the constellation Sagittarius.

All labels observed (1)

Label Occurrences
GCl 99 canonical 4

How this entity was disambiguated

Statements (35)

Predicate Object
instanceOf Messier object ⓘ
globular star cluster ⓘ
alsoKnownAs M28 ⓘ
Messier 28 ⓘ
NGC 6626 ⓘ
angularSize about 11 arcminutes ⓘ
apparentMagnitudeV 6.9 ⓘ
appearsNear Galactic center ⓘ
linked to: Milky Way center
bestSeenInMonth July ⓘ
catalog Messier catalogue ⓘ
New General Catalogue ⓘ
constellation Sagittarius ⓘ
contains millisecond pulsars ⓘ
pulsars ⓘ
variable stars ⓘ
declination −24° 52′ ⓘ
discoveredBy Charles Messier ⓘ
discoveryDate 1764 ⓘ
distanceFromEarth about 18,000 light-years ⓘ
about 5,500 parsecs ⓘ
GalacticLatitude about −5.6° ⓘ
GalacticLongitude about 7.8° ⓘ
galacticPopulation Population II ⓘ
hasStellarPopulation old, metal-poor stars ⓘ
hostGalaxy Milky Way ⓘ
locatedIn Milky Way ⓘ
locatedInRegion Galactic bulge region ⓘ
linked to: Milky Way center
metallicity[Fe/H] about −1.3 ⓘ
observedIn X-ray wavelengths ⓘ
optical wavelengths ⓘ
radio wavelengths ⓘ
partOf Milky Way globular cluster system ⓘ
rightAscension 18h 24m ⓘ
ShapleySawyerConcentrationClass IV ⓘ
visibleInHemisphere Southern celestial hemisphere ⓘ

How these facts were elicited

Referenced by (4)

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

Messier 28 → otherName → GCl 99 ⓘ
Messier 28 → catalogNumber → GCl 99 ⓘ
NGC 6656 → alsoKnownAs → GCl 99 ⓘ
NGC 6626 → hasAlternateName → GCl 99 ⓘ