NGC 1818
E516572
NGC 1818 is a young, massive star cluster located in the Large Magellanic Cloud, notable for its dense population of hot, blue stars.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
open star cluster
ⓘ
stellar cluster in the Large Magellanic Cloud ⓘ young massive star cluster ⓘ |
| catalogCode | NGC 1818 NERFINISHED ⓘ |
| discoveredBy | James Dunlop NERFINISHED ⓘ |
| discoveryYear | 1826 (approx) ⓘ |
| distanceFromEarth |
~160000 light-years
ⓘ
~49 kiloparsecs ⓘ |
| hasAge | ~25–40 million years ⓘ |
| hasAlternativeDescription | dense cluster of hot blue stars in the LMC ⓘ |
| hasAngularSize | ~2.0 arcminutes ⓘ |
| hasApparentMagnitudeV | ~9.7 ⓘ |
| hasClusterType | young populous cluster ⓘ |
| hasColorMagnitudeDiagram |
extended main-sequence turnoff
ⓘ
well-populated main sequence ⓘ |
| hasCoreRadius | a few parsecs (approx) ⓘ |
| hasDeclination | −66° (approx) ⓘ |
| hasEnvironment | star-forming region in the LMC ⓘ |
| hasHighStellarDensity | true ⓘ |
| hasIntegratedSpectralType | dominated by early-type stars ⓘ |
| hasLuminosityClass | cluster of luminous main-sequence stars ⓘ |
| hasMass | several 10^4 solar masses (approx) ⓘ |
| hasMetallicity | sub-solar metallicity ⓘ |
| hasRightAscension | 05h 04m (approx) ⓘ |
| hasStellarPopulation |
blue straggler stars
ⓘ
hot blue stars ⓘ massive main-sequence stars ⓘ pre-main-sequence stars ⓘ |
| hostGalaxy | Large Magellanic Cloud NERFINISHED ⓘ |
| isExampleOf |
extragalactic star cluster
ⓘ
young massive cluster outside the Milky Way ⓘ |
| isPartOf | LMC bar region (approx) ⓘ |
| isRichCluster | true ⓘ |
| isTargetIn | HST imaging surveys of LMC clusters ⓘ |
| isYoungerThan | 100 million years ⓘ |
| locatedIn |
Large Magellanic Cloud
NERFINISHED
ⓘ
constellation Dorado NERFINISHED ⓘ |
| memberOf | New General Catalogue NERFINISHED ⓘ |
| observedBy | Hubble Space Telescope NERFINISHED ⓘ |
| observedIn |
optical wavelengths
ⓘ
ultraviolet wavelengths ⓘ |
| showsMassSegregation | true ⓘ |
| usedForStudyOf |
blue straggler formation mechanisms
ⓘ
dynamical evolution of young star clusters ⓘ mass segregation in star clusters ⓘ stellar evolution in low-metallicity environments ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Dorado