Statements (13)
Predicate | Object |
---|---|
gptkbp:instanceOf |
supernova
|
gptkbp:apparentMagnitude |
13.7
|
gptkbp:constellation |
gptkb:Cygnus
|
gptkbp:discoveredBy |
gptkb:George_Willis_Ritchey
|
gptkbp:discoveredIn |
1917-07-19
|
gptkbp:distanceFromEarth |
22 million light-years
|
gptkbp:hostedBy |
gptkb:NGC_6946
|
https://www.w3.org/2000/01/rdf-schema#label |
SN 1917A
|
gptkbp:locatedIn |
outer regions of NGC 6946
|
gptkbp:notableFor |
first supernova discovered in NGC 6946
|
gptkbp:supernovaType |
Type II
|
gptkbp:bfsParent |
gptkb:NGC_6946
|
gptkbp:bfsLayer |
7
|