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gptkbp:instance_of
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gptkb:galaxy
|
|
gptkbp:body_shape
|
gptkb:active_galactic_nucleus
|
|
gptkbp:composed_of
|
metal-rich
|
|
gptkbp:contains
|
gptkb:supermassive_black_hole
|
|
gptkbp:contains_star
|
gptkb:Virgo_galaxy_cluster
low star formation rate
interacts with M86
over 12,000 globular clusters
|
|
gptkbp:coordinates
|
12h 30m 49.423s, +12° 23′ 28.04″
|
|
gptkbp:diameter
|
120,000 light-years
|
|
gptkbp:discovered_by
|
gptkb:Heber_Curtis
|
|
gptkbp:discovery_year
|
1918
|
|
gptkbp:distance
|
31.5
|
|
gptkbp:distance_from_earth
|
53.5 million light-years
|
|
gptkbp:emissions_standard
|
yes
|
|
gptkbp:first_image_of_black_hole
|
captured in 2019
|
|
gptkbp:has_baryonic_matter
|
yes
|
|
gptkbp:has_central_black_hole
|
central supermassive black hole
|
|
gptkbp:has_color
|
B-V = 0.9
|
|
gptkbp:has_dark_matter_fraction
|
significant dark matter fraction
|
|
gptkbp:has_features
|
smooth and featureless
|
|
gptkbp:has_galaxy_merger_history
|
merger history with other galaxies
|
|
gptkbp:has_luminosity
|
high luminosity
|
|
gptkbp:has_mass_to_light_ratio
|
high mass-to-light ratio
|
|
gptkbp:has_mechanic
|
complex kinematics
|
|
gptkbp:has_radius
|
about 1.5 kpc
about 10 kpc
|
|
gptkbp:has_spectral_type
|
E0-1
|
|
gptkbp:has_supernova
|
observed supernovae events
|
|
gptkbp:has_visible_light
|
yes
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
M87 galaxy
|
|
gptkbp:is_observed_in
|
gptkb:Hubble_Space_Telescope
|
|
gptkbp:lighting
|
yes
low surface brightness
|
|
gptkbp:located_in
|
gptkb:Virgo_Cluster
|
|
gptkbp:mass
|
6.5 billion solar masses
6.6 billion solar masses
old stellar population
|
|
gptkbp:notable_galaxies
|
c D galaxy
|
|
gptkbp:notable_pilots
|
relativistic jet
|
|
gptkbp:orbit_type
|
several satellite galaxies
|
|
gptkbp:orbital_period
|
with nearby galaxies
|
|
gptkbp:population_density
|
high star density in core
|
|
gptkbp:previous_name
|
gptkb:Messier_87
gptkb:NGC_4486
gptkb:Virgo_A
|
|
gptkbp:redshift
|
0.00436
|
|
gptkbp:speed
|
about 300 km/s
|
|
gptkbp:type
|
gptkb:spiral_galaxy
|
|
gptkbp:universe
|
yes
|
|
gptkbp:bfsParent
|
gptkb:supermassive_black_hole
gptkb:Virgo_Supercluster
|
|
gptkbp:bfsLayer
|
5
|