|
gptkbp:instance_of
|
gptkb:star
|
|
gptkbp:age
|
approximately 12 billion years
|
|
gptkbp:apparent_magnitude
|
distinctive
approximately 3.7
|
|
gptkbp:associated_with
|
constellation Centaurus
|
|
gptkbp:composed_of
|
varied metallicity
|
|
gptkbp:contains_star
|
gptkb:complex
yes
type II
approximately 10 million stars
|
|
gptkbp:coordinates
|
l = 305.0°, b = -8.0°
|
|
gptkbp:declination
|
-47° 28′ 36″
|
|
gptkbp:discovered_by
|
gptkb:James_Dunlop
|
|
gptkbp:discovery_year
|
1826
|
|
gptkbp:distance
|
14.2 mag
|
|
gptkbp:distance_from_earth
|
approximately 15,800 light-years
|
|
gptkbp:exhibition
|
New General Catalogue (NGC)
|
|
gptkbp:has_black_holes
|
yes
|
|
gptkbp:has_blue_stragglers
|
yes
|
|
gptkbp:has_color
|
B-V = 0.9
|
|
gptkbp:has_formation_history
|
formed in early universe
|
|
gptkbp:has_function
|
relaxed cluster
|
|
gptkbp:has_giant_branch_stars
|
yes
|
|
gptkbp:has_horizontal_branch_stars
|
yes
|
|
gptkbp:has_main_sequence_turnoff
|
approximately 0.8 solar masses
|
|
gptkbp:has_mechanic
|
complex kinematics
|
|
gptkbp:has_neutron_stars
|
yes
|
|
gptkbp:has_orbital_parameters
|
eccentric orbit
|
|
gptkbp:has_post_agbstars
|
yes
|
|
gptkbp:has_radius
|
approximately 4.5 arcminutes
approximately 10.5 arcminutes
|
|
gptkbp:has_red_giant_stars
|
yes
|
|
gptkbp:has_rrlyrae_stars
|
yes
|
|
gptkbp:has_spectral_type
|
varied
|
|
gptkbp:has_stellar_density
|
high density
|
|
gptkbp:has_stellar_evolution
|
varied evolutionary stages
|
|
gptkbp:has_supernova
|
no
|
|
gptkbp:has_tidal_radius
|
approximately 30 arcminutes
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Omega Centauri cluster
|
|
gptkbp:is_visible_from
|
visible to the naked eye
|
|
gptkbp:lighting
|
approximately 13.5 mag/arcsec²
|
|
gptkbp:located_in
|
gptkb:Milky_Way_galaxy
|
|
gptkbp:mass
|
multiple generations
approximately 4.5 million solar masses
|
|
gptkbp:metallicity
|
high metallicity
|
|
gptkbp:ngcnumber
|
gptkb:NGC_5139
|
|
gptkbp:observational_location
|
Southern Hemisphere
|
|
gptkbp:orbit_type
|
no
|
|
gptkbp:research_importance
|
important for studying galaxy formation.
|
|
gptkbp:right_ascension
|
13h 26m 47.0s
|
|
gptkbp:type
|
metal-rich globular cluster
|
|
gptkbp:universe
|
yes
|
|
gptkbp:bfsParent
|
gptkb:Centaurus
|
|
gptkbp:bfsLayer
|
5
|