Beehive Cluster

E137799

The Beehive Cluster is a bright, nearby open star cluster in the constellation Cancer, easily visible to the naked eye and one of the closest such clusters to Earth.

All labels observed (1)

Label Occurrences
Beehive Cluster canonical 5

How this entity was disambiguated

Statements (49)

Predicate Object
instanceOf Messier object
NGC object
deep-sky object
open star cluster
age_Gyr about 0.6
alsoKnownAs Cr 189
M44
Messier 44
NGC 2632
Praesepe
angularSize_arcmin 95
apparentMagnitudeRange individual stars from about 6 to 13
apparentMagnitudeV 3.7
appearsAs nebulous patch to naked eye
bestSeenFromHemisphere Northern Hemisphere
bestViewingSeason late winter
spring
cataloguedBy Charles Messier
constellation Cancer
contains main-sequence stars
red giant stars
white dwarf candidates
coreRadius_pc about 1.1
declination_J2000 +19° 40′
discoveryEpoch antiquity
distanceFromEarth_ly about 577
distanceFromEarth_pc about 177
eclipticProximity near the ecliptic
galacticPopulation thin disk
hasProperMotion common proper motion of member stars
hasSpectralTypeRange A to K
knownTo ancient Greek astronomers
ancient Roman astronomers
locatedIn Milky Way
mass_SolarMasses about 500
messierNumber 44
metallicity_Fe_H about 0.0
ngcNumber 2632
numberOfMemberStars several hundred
observedWith binoculars
small telescopes
radialVelocity_km_s about 33
rightAscension_J2000 08h 40m
similarTo Hyades
tidalRadius_pc about 12
trumplerClassification II,3,m
usedFor distance scale calibration
studies of stellar evolution
visibilityToNakedEye yes

How these facts were elicited

Referenced by (5)

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

constellation Cancer containsDeepSkyObject Beehive Cluster
subject surface form: Cancer
Praesepe hasAlternativeName Beehive Cluster
M44 hasName Beehive Cluster
Messier 44 hasAlternativeName Beehive Cluster
Delta Cancri isNear Beehive Cluster