globular cluster Arp 2
E502418
Globular cluster Arp 2 is a dense, spherical collection of ancient stars associated with the Sagittarius Dwarf Elliptical Galaxy on the outskirts of the Milky Way.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Arp 2 | 0 |
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf | globular cluster ⓘ |
| age | ancient ⓘ |
| associatedWith | Sagittarius Dwarf Spheroidal Galaxy NERFINISHED ⓘ |
| belongsTo | Sagittarius stream NERFINISHED ⓘ |
| catalogCode | Arp 2 NERFINISHED ⓘ |
| celestialBodyType | globular cluster ⓘ |
| contains |
horizontal branch stars
ⓘ
red giant branch stars ⓘ variable stars ⓘ |
| discoveredBy | Halton Arp NERFINISHED ⓘ |
| distanceFrom | Milky Way center NERFINISHED ⓘ |
| hasEnvironment | low-density outer halo region ⓘ |
| hasMorphology | relatively diffuse globular cluster ⓘ |
| hasShape | spherical ⓘ |
| hasStellarPopulation |
Population II stars
ⓘ
old stars ⓘ |
| isGravitationallyBoundSystemOf | stars ⓘ |
| isLocatedOnOutskirtsOf | Milky Way NERFINISHED ⓘ |
| isPartOf | Sagittarius dwarf spheroidal tidal debris NERFINISHED ⓘ |
| isSatelliteClusterOf | Sagittarius Dwarf Spheroidal Galaxy NERFINISHED ⓘ |
| isUsedToStudy |
accretion of dwarf galaxies by the Milky Way
ⓘ
chemical evolution of dwarf galaxies ⓘ dynamics of the Sagittarius stream ⓘ |
| locatedIn |
Milky Way halo
NERFINISHED
ⓘ
Sagittarius Dwarf Spheroidal Galaxy NERFINISHED ⓘ |
| memberOf | Sagittarius dwarf galaxy globular cluster system NERFINISHED ⓘ |
| metallicity | low metallicity ⓘ |
| namedAfter | Halton Arp NERFINISHED ⓘ |
| observedIn |
infrared wavelengths
ⓘ
optical wavelengths ⓘ |
| orbits | Sagittarius Dwarf Spheroidal Galaxy NERFINISHED ⓘ |
| partOf | Local Group NERFINISHED ⓘ |
| satelliteOf | Milky Way NERFINISHED ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.