Statements (22)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:open_cluster | 
| gptkbp:age | 13.06 billion years | 
| gptkbp:alsoKnownAs | gptkb:Messier_69 | 
| gptkbp:apparentMagnitude | 7.7 | 
| gptkbp:catalogue | gptkb:Messier_Catalogue gptkb:NGC_Catalogue | 
| gptkbp:constellation | gptkb:Sagittarius | 
| gptkbp:coreRadius | 0.54 arcmin | 
| gptkbp:declination | -32° 20′ 53.1″ | 
| gptkbp:diameter | 45 light-years | 
| gptkbp:discoveredBy | gptkb:Charles_Messier | 
| gptkbp:discoveredIn | August 31, 1780 | 
| gptkbp:distanceFromEarth | 29,700 light-years | 
| gptkbp:galacticLatitude | l = 2.85°, b = –2.08° | 
| gptkbp:location | gptkb:Milky_Way | 
| gptkbp:mass | ~200,000 solar masses | 
| gptkbp:metallicity | [Fe/H] = –0.59 | 
| gptkbp:rightAscension | 18h 31m 23.12s | 
| gptkbp:shapleySawyerConcentrationClass | V | 
| gptkbp:bfsParent | gptkb:M69 | 
| gptkbp:bfsLayer | 5 | 
| https://www.w3.org/2000/01/rdf-schema#label | NGC 6637 |