Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:galaxy
|
| gptkbp:alsoKnownAs |
gptkb:NGC_4548
gptkb:M91 |
| gptkbp:angularSize |
5.4 × 4.3 arcminutes
|
| gptkbp:apparentMagnitude |
10.2
|
| gptkbp:catalogue |
gptkb:Messier_Catalogue
gptkb:NGC_Catalogue |
| gptkbp:constellation |
gptkb:Coma_Berenices
|
| gptkbp:declination |
+14° 29′ 47″
|
| gptkbp:discoveredBy |
gptkb:Charles_Messier
|
| gptkbp:discoveredIn |
1781
|
| gptkbp:distanceFromEarth |
63 million light-years
|
| gptkbp:galaxyType |
barred spiral
|
| gptkbp:hasBar |
true
|
| gptkbp:hasUnit |
light-year
|
| https://www.w3.org/2000/01/rdf-schema#label |
Messier 91
|
| gptkbp:locatedIn |
gptkb:Virgo_Cluster
|
| gptkbp:metallicity |
moderate
|
| gptkbp:morphologicalType |
SBb
|
| gptkbp:notableFeature |
strong central bar
|
| gptkbp:partOf |
gptkb:Virgo_Supercluster
|
| gptkbp:radialVelocity |
486 km/s
|
| gptkbp:redshift |
0.0033
|
| gptkbp:rightAscension |
12h 35m 26.4s
|
| gptkbp:supernovaeObserved |
none confirmed
|
| gptkbp:bfsParent |
gptkb:Charles_Messier
gptkb:Virgo_Supercluster |
| gptkbp:bfsLayer |
6
|