|
gptkbp:instanceOf
|
gptkb:galaxy
|
|
gptkbp:alsoKnownAs
|
gptkb:Whirlpool_Galaxy
|
|
gptkbp:apparentMagnitude
|
8.4
|
|
gptkbp:cataloguedIn
|
gptkb:Messier_Catalogue
gptkb:New_General_Catalogue
|
|
gptkbp:declination
|
+47° 11′ 43″
|
|
gptkbp:diameter
|
76,000 light-years
|
|
gptkbp:discoveredBy
|
gptkb:Charles_Messier
|
|
gptkbp:discoveredIn
|
1773
|
|
gptkbp:distanceFromEarth
|
23 million light-years
|
|
gptkbp:galacticLatitude
|
l = 104.85°, b = +68.56°
|
|
gptkbp:hasActiveNucleus
|
yes
|
|
gptkbp:hasCompanion
|
gptkb:NGC_5195
|
|
gptkbp:hasSupernova
|
gptkb:SN_1994I
gptkb:SN_2005cs
gptkb:SN_2011dh
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
M51 Galaxy
|
|
gptkbp:locatedIn
|
gptkb:Canes_Venatici
|
|
gptkbp:morphologicalType
|
SA(s)bc pec
|
|
gptkbp:NGCNumber
|
gptkb:NGC_5194
|
|
gptkbp:notableFor
|
prominent spiral arms
interaction with NGC 5195
face-on orientation
|
|
gptkbp:observedBy
|
gptkb:Hubble_Space_Telescope
|
|
gptkbp:partOf
|
gptkb:M51_Group
|
|
gptkbp:redshift
|
0.001544
|
|
gptkbp:rightAscension
|
13h 29m 52.7s
|
|
gptkbp:type
|
grand-design spiral galaxy
|
|
gptkbp:visibleFromEarthWith
|
small telescope
|
|
gptkbp:bfsParent
|
gptkb:Machine_Empire
|
|
gptkbp:bfsLayer
|
7
|