|
gptkbp:instance_of
|
gptkb:galaxy
|
|
gptkbp:body_shape
|
gptkb:active_galactic_nucleus
|
|
gptkbp:contains
|
gptkb:supermassive_black_hole
|
|
gptkbp:diameter
|
about 120,000 light-years
|
|
gptkbp:discovered_by
|
gptkb:Heinrich_Louis_d'_Arrest
|
|
gptkbp:discovery_year
|
1781
|
|
gptkbp:distance_from_earth
|
approximately 55 million light-years
|
|
gptkbp:emissions_standard
|
yes
|
|
gptkbp:has_color
|
B-V = 0.95
|
|
gptkbp:has_spectral_type
|
E1
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
NGC 4486
|
|
gptkbp:is_a_source_of
|
M87* (the black hole)
|
|
gptkbp:is_associated_with
|
gptkb:Fermi_bubbles
gptkb:the_Chandra_X-ray_Observatory
|
|
gptkbp:is_home_to
|
gptkb:active_galactic_nucleus_jets
various globular clusters
|
|
gptkbp:is_known_for
|
its large size
|
|
gptkbp:is_located_at
|
RA 12h 30m 49.423s, Dec +12° 23' 28.04"
|
|
gptkbp:is_notable_for
|
being the first galaxy to have its black hole imaged
|
|
gptkbp:is_observed_in
|
radio wavelengths
|
|
gptkbp:is_part_of
|
gptkb:Virgo_Cluster
gptkb:Local_Supercluster
the Virgo A radio source
the Virgo II subgroup
|
|
gptkbp:is_studied_for
|
its dynamics and structure
|
|
gptkbp:is_studied_in
|
gptkb:astronomy
|
|
gptkbp:is_visible_from
|
gptkb:Earth
optical wavelengths
|
|
gptkbp:known_as
|
gptkb:Messier_87
|
|
gptkbp:lighting
|
yes
approximately 23.5 mag/arcsec²
magnitude 9.6
|
|
gptkbp:located_in
|
gptkb:Virgo_constellation
|
|
gptkbp:mass
|
approximately 1.5 trillion solar masses
approximately 6.5 billion solar masses
|
|
gptkbp:notable_galaxies
|
gptkb:Eberron
|
|
gptkbp:notable_pilots
|
yes
|
|
gptkbp:redshift
|
0.00436
|
|
gptkbp:targets
|
Hubble Space Telescope observations
|
|
gptkbp:type
|
gptkb:spiral_galaxy
|
|
gptkbp:bfsParent
|
gptkb:Virgo_Supercluster
|
|
gptkbp:bfsLayer
|
5
|