NGC 6705
E471074
NGC 6705 is a rich, compact open star cluster in the constellation Scutum, notable for its high stellar density and brightness, making it one of the most impressive open clusters in the Milky Way.
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical object
ⓘ
deep-sky object ⓘ open star cluster ⓘ |
| age |
about 220 million years
ⓘ
on the order of 200 million years ⓘ |
| alsoKnownAs |
M11
NERFINISHED
ⓘ
Messier 11 NERFINISHED ⓘ The Wild Duck Cluster NERFINISHED ⓘ |
| angularSize | 14 arcminutes ⓘ |
| apparentMagnitudeV | 5.8 ⓘ |
| belongsTo | Scutum Star Cloud region NERFINISHED ⓘ |
| bestSeenFrom | Northern Hemisphere NERFINISHED ⓘ |
| bestSeenIn | summer sky ⓘ |
| brightestStarsMagnitude | about 8 ⓘ |
| catalog | New General Catalogue NERFINISHED ⓘ |
| contains |
giant stars
ⓘ
main-sequence stars ⓘ |
| coreConcentration | strong ⓘ |
| declination | −06° 16′ ⓘ |
| discoveredBy | Gottfried Kirch NERFINISHED ⓘ |
| discoveryYear | 1681 ⓘ |
| distanceFromEarth |
about 1.8 kiloparsecs
ⓘ
about 6000 light-years ⓘ |
| galacticLatitude | low ⓘ |
| hasTrumplerClassification | I,2,r ⓘ |
| locatedIn |
Galactic disk
ⓘ
Milky Way ⓘ |
| locatedInConstellation | Scutum NERFINISHED ⓘ |
| messierNumber | M11 NERFINISHED ⓘ |
| metallicity | near-solar ⓘ |
| notableFor |
high brightness
ⓘ
high stellar density ⓘ impressive visual appearance ⓘ |
| numberOfMemberStars | several thousand ⓘ |
| objectTypeDetail | rich, compact open cluster ⓘ |
| observedInWavelength |
infrared
ⓘ
optical ⓘ |
| observedWith |
binoculars
ⓘ
small telescopes ⓘ |
| partOf | Milky Way spiral structure ⓘ |
| rightAscension | 18h 51m ⓘ |
| stellarDensity | high ⓘ |
| stellarPopulation | rich ⓘ |
| usedFor |
studies of open cluster dynamics
ⓘ
studies of stellar evolution ⓘ |
| visibilityToNakedEye | borderline under dark skies ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.