Messier 33

URI: https://gptkb.org/entity/Messier_33
GPTKB entity
Statements (32)
Predicate Object
gptkbp:instanceOf gptkb:galaxy
gptkb:NGC_object
gptkb:Messier_object
gptkbp:alsoKnownAs gptkb:Triangulum_Galaxy
gptkbp:apparentMagnitude 5.72
gptkbp:cataloguedIn gptkb:Charles_Messier
gptkbp:catalogueNumber gptkb:M33
gptkbp:contains gptkb:NGC_604
gptkbp:declination +30° 39′ 36″
gptkbp:diameter ~60,000 light-years
gptkbp:discoveredBy gptkb:Giovanni_Battista_Hodierna
gptkbp:discoveredIn 1654
gptkbp:distanceFromEarth ~2.73 million light-years
gptkbp:galaxyType SA(s)cd
gptkbp:hasCepheidVariables yes
gptkbp:hasGlobularClusters yes
gptkbp:hasHIIRegions yes
gptkbp:hasNoKnown gptkb:black_hole
gptkbp:hasSatelliteCraters gptkb:Andromeda_Galaxy
gptkbp:hasStarFormationRegion gptkb:NGC_604
gptkbp:hasSupernovaRemnants yes
gptkbp:hasViewOf gptkb:astronomer
gptkbp:isThirdLargestIn gptkb:Local_Group
gptkbp:locatedIn constellation Triangulum
gptkbp:mass ~5×10^10 solar masses
gptkbp:NGCNumber gptkb:NGC_598
gptkbp:partOf gptkb:Local_Group
gptkbp:redshift -0.000597
gptkbp:rightAscension 01h 33m 50.9s
gptkbp:bfsParent gptkb:Charles_Messier
gptkbp:bfsLayer 6
https://www.w3.org/2000/01/rdf-schema#label Messier 33