Statements (16)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:planetary_nebula
|
| gptkbp:alsoKnownAs |
The Dolphin Nebula
|
| gptkbp:apparentMagnitude |
15
|
| gptkbp:cataloguedIn |
gptkb:Sharpless_catalog
|
| gptkbp:centralStarType |
gptkb:white_dwarf
|
| gptkbp:discoveredBy |
gptkb:Stewart_Sharpless
|
| gptkbp:discoveredIn |
1959
|
| gptkbp:distanceFromEarth |
about 850 light-years
|
| gptkbp:locatedIn |
constellation Cassiopeia
|
| gptkbp:notableFor |
unusual crescent shape
|
| gptkbp:otherName |
PK 128-4.1
|
| gptkbp:shape |
asymmetric arc
|
| gptkbp:bfsParent |
gptkb:Cygnus_molecular_cloud_complex
gptkb:Orion–Cygnus_Arm |
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Sh2-188
|