Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:planetary_nebula
|
| gptkbp:apparentMagnitude |
8.9
|
| gptkbp:associatedWith |
massive stellar outbursts
|
| gptkbp:catalogueNumber |
IC 4997
|
| gptkbp:contains |
gptkb:luminous_blue_variable_star
|
| gptkbp:discoveredBy |
gptkb:William_Herschel
|
| gptkbp:discoveredIn |
1786
|
| gptkbp:distanceFromEarth |
about 6,000 light-years
|
| gptkbp:locatedIn |
gptkb:constellation_Cygnus
|
| gptkbp:surroundedBy |
gptkb:P_Cygni
|
| gptkbp:type |
gptkb:planetary_nebula
|
| gptkbp:bfsParent |
gptkb:P_Cyg
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
P Cygni Nebula
|