Coma Cluster

URI: https://gptkb.org/entity/Coma_Cluster

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:galaxy
gptkbp:alternativeName	gptkb:Abell_1656
gptkbp:angularSize	1.8°
gptkbp:apparentMagnitude	10.1
gptkbp:contains	gptkb: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
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
https://www.w3.org/2000/01/rdf-schema#label	Coma Cluster