Coma Cluster

URI: https://gptkb.org/entity/Coma_Cluster
GPTKB entity
Statements (33)
Predicate Object
gptkbp:instanceOf gptkb:galaxy
gptkbp:alternativeName gptkb:Abell_1656
gptkbp:angularSize 1.8°
gptkbp:apparentMagnitude 10.1
gptkbp:contains dark matter
elliptical galaxies
lenticular galaxies
spiral galaxies
hot gas
intracluster medium
gptkbp:declination +27° 58′
gptkbp:discoveredBy gptkb:Frederick_William_Herschel
gptkbp:discoveredIn 1785
gptkbp:distanceFromEarth 321 million light-years
gptkbp:dominantIn gptkb:NGC_4874
gptkb:NGC_4889
https://www.w3.org/2000/01/rdf-schema#label Coma Cluster
gptkbp:locatedIn gptkb:Coma_Berenices_constellation
gptkbp:mass ~10^15 solar masses
gptkbp:memberOf gptkb:Abell_catalogue
gptkbp:notableFor X-ray emission
study of dark matter
evidence for dark matter (Zwicky, 1933)
richness in galaxies
gptkbp:numberOfRooms over 1,000
gptkbp:partOf gptkb:Coma_Supercluster
gptkbp:redshift 0.0231
gptkbp:rightAscension 12h 59m
gptkbp:studiedBy gptkb:Fritz_Zwicky
gptkbp:velocityDispersion ~1000 km/s
gptkbp:XrayLuminosity ~2.6×10^44 erg/s
gptkbp:bfsParent gptkb:Lock_of_Berenice
gptkbp:bfsLayer 6