Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:galaxy
|
| gptkbp:alternativeName |
gptkb:Messier_106
|
| gptkbp:apparentMagnitude |
8.4
|
| gptkbp:catalogue |
gptkb:Messier_106
gptkb:NGC_4258 PGC 39600 UGC 7353 |
| gptkbp:constellation |
gptkb:Canes_Venatici
|
| gptkbp:declination |
+47° 18′ 14″
|
| gptkbp:discoveredBy |
gptkb:Pierre_Méchain
|
| gptkbp:discoveredIn |
1781
|
| gptkbp:distanceFromEarth |
23.5 million light-years
|
| gptkbp:hasActiveNucleus |
yes
|
| gptkbp:hasSupermassiveBlackHole |
39 million solar masses
|
| https://www.w3.org/2000/01/rdf-schema#label |
NGC 4258
|
| gptkbp:morphologicalType |
SABbc
|
| gptkbp:notableFeature |
water megamaser
anomalous arms |
| gptkbp:partOf |
Canes Venatici constellation
|
| gptkbp:redshift |
0.001494
|
| gptkbp:rightAscension |
12h 18m 57.5s
|
| gptkbp:bfsParent |
gptkb:Mel_106
gptkb:Messier_106 gptkb:C106_(NGC_4258) |
| gptkbp:bfsLayer |
7
|