Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:planetary_nebula
|
| gptkbp:cataloguedIn |
gptkb:Sharpless_catalog
|
| gptkbp:catalogueNumber |
Sharpless 257
|
| gptkbp:declination |
+20° 29′ 00″
|
| gptkbp:discoveredBy |
gptkb:Stewart_Sharpless
|
| gptkbp:distanceFromEarth |
approximately 8000 light years
|
| gptkbp:locatedIn |
constellation Gemini
|
| gptkbp:otherDesignation |
LBN 845
|
| gptkbp:rightAscension |
06h 12m 00s
|
| gptkbp:type |
gptkb:planetary_nebula
|
| gptkbp:bfsParent |
gptkb:Perseus_Arm_of_Milky_Way
gptkb:Orion–Cygnus_Arm |
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Sh2-257
|