Statements (21)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:planetary_nebula
|
| gptkbp:alternativeName |
Caldwell 55
PK 037-34.1 PNG 037.7-34.5 |
| gptkbp:angularSize |
25 x 17 arcseconds
|
| gptkbp:apparentMagnitude |
8.0
|
| gptkbp:cataloguedIn |
gptkb:Caldwell_catalogue
gptkb:New_General_Catalogue |
| gptkbp:centralStarType |
white dwarf
|
| gptkbp:declination |
-11° 21′ 48″
|
| gptkbp:discoveredBy |
gptkb:William_Herschel
|
| gptkbp:discoveredIn |
1782
|
| gptkbp:distanceFromEarth |
about 5,000 light-years
|
| https://www.w3.org/2000/01/rdf-schema#label |
Saturn Nebula
|
| gptkbp:locatedIn |
gptkb:constellation_Aquarius
|
| gptkbp:NGCNumber |
gptkb:NGC_7009
|
| gptkbp:notableFeature |
ansae (handles) resembling Saturn's rings
|
| gptkbp:rightAscension |
21h 04m 10.8s
|
| gptkbp:shape |
elliptical
|
| gptkbp:bfsParent |
gptkb:NGC_7009
|
| gptkbp:bfsLayer |
7
|