Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:open_cluster
|
| gptkbp:affiliatedWith |
gptkb:Sagittarius_Dwarf_Elliptical_Galaxy
|
| gptkbp:age |
~13 billion years
|
| gptkbp:alternativeName |
gptkb:NGC_6715
gptkb:M54 |
| gptkbp:apparentMagnitude |
7.6
|
| gptkbp:cataloguedIn |
gptkb:Messier_Catalogue
gptkb:New_General_Catalogue |
| gptkbp:declination |
-30° 28′ 47″
|
| gptkbp:diameter |
~150 light-years
|
| gptkbp:discoveredBy |
gptkb:Charles_Messier
|
| gptkbp:discoveredIn |
1778
|
| gptkbp:distanceFromEarth |
~87,400 light-years
|
| https://www.w3.org/2000/01/rdf-schema#label |
Messier 54
|
| gptkbp:locatedIn |
gptkb:Sagittarius_constellation
|
| gptkbp:mass |
~2 million solar masses
|
| gptkbp:metallicity |
[Fe/H] ≈ -1.49
|
| gptkbp:notableFor |
first extragalactic globular cluster discovered
|
| gptkbp:rightAscension |
18h 55m 3.3s
|
| gptkbp:visibleToNakedEye |
with binoculars or small telescope
|
| gptkbp:bfsParent |
gptkb:Charles_Messier
|
| gptkbp:bfsLayer |
6
|