Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:planetary_nebula
|
| gptkbp:alsoKnownAs |
gptkb:Heart_Nebula
gptkb:IC_1805 |
| gptkbp:angularSize |
about 60 arcminutes
|
| gptkbp:apparentMagnitude |
6.5
|
| gptkbp:cataloguedIn |
gptkb:Index_Catalogue
gptkb:Sharpless_catalog |
| gptkbp:containsOpenCluster |
gptkb:Melotte_15
|
| gptkbp:discoveredBy |
gptkb:William_Herschel
|
| gptkbp:discoveredIn |
1787
|
| gptkbp:distanceFromEarth |
about 7,500 light years
|
| gptkbp:emits |
H-alpha emission
|
| gptkbp:hasViewOf |
optical wavelengths
|
| https://www.w3.org/2000/01/rdf-schema#label |
Sh2-190
|
| gptkbp:ionizedBy |
massive stars in Melotte 15
|
| gptkbp:locatedIn |
gptkb:Cassiopeia
|
| gptkbp:partOf |
gptkb:Perseus_Arm
|
| gptkbp:type |
gptkb:planetary_nebula
|
| gptkbp:bfsParent |
gptkb:Cygnus_molecular_cloud_complex
|
| gptkbp:bfsLayer |
7
|