Messier 23

GPTKB entity

Statements (25)
Predicate Object
gptkbp:instance_of gptkb:star
gptkbp:age approximately 220 million years
gptkbp:apparent_magnitude 6.2
gptkbp:contains variable stars
main sequence stars
red giants
blue stragglers
gptkbp:contains_star approximately 150
gptkbp:declination -19° 01′ 00″
gptkbp:discovered_by gptkb:Charles_Messier
gptkbp:discovery_year gptkb:1764
gptkbp:distance_from_earth approximately 2,200 light years
gptkbp:exhibition gptkb:M23
gptkbp:has_color 0.60
https://www.w3.org/2000/01/rdf-schema#label Messier 23
gptkbp:is_part_of gptkb:Milky_Way_galaxy
gptkbp:is_visible_from best viewed in summer months
gptkbp:located_in gptkb:Sagittarius_constellation
gptkbp:previous_name NGC 6494
gptkbp:research included in the Messier catalog
gptkbp:right_ascension 18h 06m 30s
gptkbp:size approximately 25 light years across
gptkbp:type gptkb:open_cluster
gptkbp:bfsParent gptkb:M23
gptkbp:bfsLayer 5