Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:galaxy
|
| gptkbp:apparentMagnitude |
16.4
|
| gptkbp:catalogue |
3C 405
|
| gptkbp:declination |
+40° 44′ 02.096″
|
| gptkbp:discoveredBy |
gptkb:Grote_Reber
|
| gptkbp:discoveredIn |
1939
|
| gptkbp:distanceFromEarth |
about 600 million light-years
|
| gptkbp:foundIn |
Abell 2199 (galaxy cluster)
|
| gptkbp:hasJet |
yes
|
| gptkbp:hasLobes |
yes
|
| gptkbp:hasOpticalCounterpart |
yes
|
| gptkbp:hasSupermassiveBlackHole |
yes
|
| gptkbp:hostedBy |
gptkb:galaxy
|
| https://www.w3.org/2000/01/rdf-schema#label |
Cygnus A (radio galaxy)
|
| gptkbp:isActiveGalaxy |
yes
|
| gptkbp:locatedIn |
gptkb:constellation_Cygnus
|
| gptkbp:notableFor |
one of the strongest radio sources in the sky
|
| gptkbp:radioFluxDensity |
~2000 Jy at 178 MHz
|
| gptkbp:redshift |
0.056075
|
| gptkbp:rightAscension |
19h 59m 28.3566s
|
| gptkbp:type |
FR II radio galaxy
|
| gptkbp:bfsParent |
gptkb:Constellation_Cygnus
|
| gptkbp:bfsLayer |
7
|