Statements (20)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:open_cluster
|
| gptkbp:age |
32 million years
|
| gptkbp:alternativeName |
gptkb:NGC_6613
|
| gptkbp:angularSize |
9 arcminutes
|
| gptkbp:apparentMagnitude |
7.5
|
| gptkbp:catalogue |
gptkb:Messier_Catalogue
gptkb:NGC_Catalogue |
| gptkbp:constellation |
gptkb:Sagittarius
|
| gptkbp:declination |
-17° 06′ 00″
|
| gptkbp:discoveredBy |
gptkb:Charles_Messier
|
| gptkbp:discoveredIn |
1764
|
| gptkbp:distanceFromEarth |
4,900 light-years
|
| https://www.w3.org/2000/01/rdf-schema#label |
Messier 18
|
| gptkbp:locatedIn |
gptkb:Sagittarius
|
| gptkbp:partOf |
gptkb:Milky_Way
|
| gptkbp:rightAscension |
18h 19m 58s
|
| gptkbp:star |
gptkb:B-type_stars
|
| gptkbp:visibleToNakedEye |
with binoculars
|
| gptkbp:bfsParent |
gptkb:Charles_Messier
|
| gptkbp:bfsLayer |
6
|