NGC 6441

GPTKB entity

Statements (23)
Predicate Object
gptkbp:instanceOf gptkb:open_cluster
gptkbp:affiliatedWith gptkb:Milky_Way_galaxy
gptkbp:age ~13 billion years
gptkbp:alternativeName C 1746-370
ESO 279-SC19
GCl 78
gptkbp:apparentMagnitude 7.15
gptkbp:catalogue gptkb:New_General_Catalogue
gptkbp:coreRadius 0.11 arcmin
gptkbp:declination -37° 03′ 05.2″
gptkbp:discoveredBy gptkb:James_Dunlop
gptkbp:discoveredIn 1826
gptkbp:distanceFromEarth ~13,000 parsecs
https://www.w3.org/2000/01/rdf-schema#label NGC 6441
gptkbp:locatedIn constellation Scorpius
gptkbp:mass ~1.6 million solar masses
gptkbp:metallicity [Fe/H] ≈ -0.53
gptkbp:notableFeature one of the most massive globular clusters in the Milky Way
contains many RR Lyrae variable stars
gptkbp:rightAscension 17h 50m 13.06s
gptkbp:tidalRadius 4.97 arcmin
gptkbp:bfsParent gptkb:Caldwell_77
gptkbp:bfsLayer 6