Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:planetary_nebula
|
| gptkbp:angularSize |
120 × 100 arcminutes
|
| gptkbp:apparentMagnitude |
4
|
| gptkbp:catalogue |
gptkb:New_General_Catalogue_(NGC)
gptkb:Caldwell_Catalogue |
| gptkbp:contains |
gptkb:Pelican_Nebula_(IC_5070)
|
| gptkbp:discoveredBy |
gptkb:William_Herschel
|
| gptkbp:discoveredIn |
1786
|
| gptkbp:distanceFromEarth |
about 2,590 light-years
|
| gptkbp:hasViewOf |
gptkb:Northern_Hemisphere
|
| https://www.w3.org/2000/01/rdf-schema#label |
North America Nebula
|
| gptkbp:ionizedBy |
massive O-type star
|
| gptkbp:locatedIn |
gptkb:constellation_Cygnus
|
| gptkbp:notableFeature |
resembles North America continent
|
| gptkbp:otherName |
gptkb:Caldwell_20
gptkb:NGC_7000 |
| gptkbp:partOf |
gptkb:Cygnus_Wall
gptkb:Cygnus_molecular_cloud_complex |
| gptkbp:bfsParent |
gptkb:Cygnus_(constellation)
|
| gptkbp:bfsLayer |
5
|