NGC 3766
E491906
NGC 3766 is a young open star cluster notable for its rich population of hot, massive stars and unusual variable stars, located in the southern sky.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
open star cluster
ⓘ
young star cluster ⓘ |
| age |
about 14 million years
ⓘ
on the order of 10–30 million years ⓘ |
| angularSize | about 12 arcminutes ⓘ |
| apparentMagnitudeV | about 5.3 ⓘ |
| bestSeenIn |
binoculars
ⓘ
small telescopes ⓘ |
| catalog | New General Catalogue NERFINISHED ⓘ |
| clusterMass | several hundred solar masses ⓘ |
| clusterType | loose open cluster ⓘ |
| contains |
B-type stars
ⓘ
Be stars ⓘ early-type main-sequence stars ⓘ hot stars ⓘ main-sequence stars ⓘ massive stars ⓘ pre-main-sequence stars ⓘ unusual variable stars ⓘ variable stars ⓘ |
| declination | −61° 36′ ⓘ |
| discoveredBy | Nicolas-Louis de Lacaille NERFINISHED ⓘ |
| discoveryYear | 1752 ⓘ |
| distanceFromEarth |
approximately 1,700 parsecs
ⓘ
approximately 5,500 light-years ⓘ |
| environment | Galactic disk ⓘ |
| estimatedStarCount | several hundred member stars ⓘ |
| evolutionaryStatus | young, still forming massive stars ⓘ |
| galacticLatitude | approximately +3° ⓘ |
| galacticLongitude | approximately 294° ⓘ |
| hasAlternativeName |
Caldwell 97
NERFINISHED
ⓘ
Melotte 102 NERFINISHED ⓘ |
| hasResearchInterest |
pulsating variable stars
ⓘ
stellar evolution of massive stars ⓘ stellar variability ⓘ |
| locatedIn | Milky Way ⓘ |
| locatedInConstellation | Centaurus NERFINISHED ⓘ |
| locatedInHemisphere | southern celestial hemisphere ⓘ |
| notableFor |
rich population of hot, massive stars
ⓘ
unusual class of variable stars with periods between 0.1 and 0.7 days ⓘ |
| observedFrom | southern sky ⓘ |
| rightAscension | 11h 36m ⓘ |
| stellarPopulation | rich in hot, massive stars ⓘ |
| variableStarPopulation |
includes eclipsing binaries
ⓘ
includes slowly pulsating B-type candidates ⓘ includes δ Scuti-like candidates ⓘ |
| visibility | naked-eye object under dark skies ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.