NGC 4321

URI: https://gptkb.org/entity/NGC_4321
GPTKB entity
Statements (33)
Predicate Object
gptkbp:instanceOf gptkb:galaxy
gptkbp:alsoKnownAs gptkb:Messier_100
gptkbp:apparentMagnitude 9.3
gptkbp:apparentSize 7.4 × 6.3 arcminutes
gptkbp:catalogue gptkb:Messier_Catalogue
gptkb:New_General_Catalogue
gptkb:PGC_40153
gptkb:UGC_7450
gptkbp:constellation gptkb:Coma_Berenices
gptkbp:declination +15° 49′ 21″
gptkbp:diameter 107,000 light-years
gptkbp:discoveredBy gptkb:Pierre_Méchain
gptkbp:discoveredIn 1781
gptkbp:distanceFromEarth 55 million light-years
gptkbp:groupCluster gptkb:Virgo_Cluster
gptkbp:hasBar weak bar
gptkbp:hasUnit light-year
https://www.w3.org/2000/01/rdf-schema#label NGC 4321
gptkbp:HubbleType SAB(s)bc
gptkbp:locatedIn gptkb:Virgo_Cluster
gptkbp:morphologicalType SAB(s)bc
gptkbp:notableFeature active star formation regions
grand design spiral arms
gptkbp:redshift 0.00524
gptkbp:rightAscension 12h 22m 54.9s
gptkbp:supernovaeObserved gptkb:SN_1901B
gptkb:SN_1914A
gptkb:SN_1959E
gptkb:SN_1979C
gptkb:SN_2006X
gptkb:SN_2020oi
gptkbp:bfsParent gptkb:M100
gptkbp:bfsLayer 6