Statements (180)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:galaxy
|
| gptkbp:apparent_magnitude |
+9.6
|
| gptkbp:black_hole_image_year |
gptkb:2019
|
| gptkbp:body_shape |
gptkb:active_galactic_nucleus
yes |
| gptkbp:composed_of |
metal-poor
|
| gptkbp:contains |
gptkb:supermassive_black_hole
|
| gptkbp:contains_star |
low
over 12,000 over 1 trillion stars |
| gptkbp:cooling_system |
yes
|
| gptkbp:cultural_references |
yes
|
| gptkbp:declination |
+12° 23' 28.04"
|
| gptkbp:diameter |
120,000 light-years
120,000 light years |
| gptkbp:discovered_by |
gptkb:Heber_Curtis
gptkb:Heinrich_Louis_d'_Arrest |
| gptkbp:discovery_year |
1781
1918 |
| gptkbp:distance_from_earth |
53.5 million light-years
53.5 million light years |
| gptkbp:emissions_standard |
yes
|
| gptkbp:first_image_of_black_hole |
gptkb:Event_Horizon_Telescope
April 2019 |
| gptkbp:first_image_of_black_hole_released |
gptkb:2019
|
| gptkbp:has |
gptkb:active_galactic_nucleus
gptkb:interstellar_medium gptkb:scientific_collaborations gptkb:star X-ray emissions multi-wavelength observations research publications observational techniques stellar dynamics accretion disk theoretical models cosmological simulations Hubble Space Telescope images galaxy cluster studies galaxy mergers photometric data dark matter halo globular clusters multiple satellite galaxies spectroscopic data star formation activity a complex structure observational campaigns high surface brightness dark matter studies galactic winds stellar population gradients galaxy morphology studies cosmic microwave background studies large-scale structure studies galaxy formation theories dust lanes high velocity stars galaxy interactions data analysis methods radio emissions gravitational lensing studies central concentration of stars metallicity gradients a prominent central bulge black hole growth history color-magnitude diagram dynamical mass estimates environmental effects on galaxy evolution galaxy evolution models jet of plasma kinematic studies luminosity function mass-to-light ratio massive dark matter halo merger history optical emissions relativistic jets radio jets a significant role in the dynamics of the Virgo Cluster a complex interaction with its environment a large number of dwarf galaxies a redshift of 0.00436 a significant amount of hot gas a unique morphology a variety of observational data available a significant impact on our understanding of black holes |
| gptkbp:has_central_galaxy |
yes
|
| gptkbp:has_color |
gptkb:red
B-V = 0.9 |
| gptkbp:has_features |
smooth elliptical
|
| gptkbp:has_galaxy_cluster_association |
gptkb:Virgo_Cluster
|
| gptkbp:has_galaxy_merger_history |
yes
|
| gptkbp:has_historical_significance |
yes
|
| gptkbp:has_luminosity |
2.5 trillion solar luminosities
|
| gptkbp:has_mechanic |
dynamically relaxed
|
| gptkbp:has_spectral_type |
gptkb:Eberron
E1 |
| gptkbp:has_supernova |
yes
observed in vicinity |
| gptkbp:has_surrounding_hot_gas |
yes
|
| gptkbp:has_xray_halo |
yes
|
| https://www.w3.org/2000/01/rdf-schema#label |
M87
|
| gptkbp:is |
a source of gravitational waves
a target for future space missions visible in the northern hemisphere a target for astronomical research a giant elliptical galaxy a benchmark for cosmological models a galaxy with a rich history of observation a key galaxy in the study of galaxy formation a member of the Virgo II group a prominent feature in the Virgo Cluster a source of scientific interest for decades a subject of many studies in astrophysics one of the largest galaxies in the local universe the first galaxy to have its black hole imaged |
| gptkbp:is_associated_with |
gptkb:dark_matter
|
| gptkbp:is_featured_in |
numerous documentaries
|
| gptkbp:is_home_to |
various types of stars
|
| gptkbp:is_known_for |
its large size
its bright core its jet structure |
| gptkbp:is_observed_in |
gptkb:Chandra_X-ray_Observatory
gptkb:Very_Large_Telescope gptkb:Hubble_Space_Telescope gptkb:Event_Horizon_Telescope gptkb:Atacama_Large_Millimeter_Array optical wavelengths X-ray wavelengths radio wavelengths |
| gptkbp:is_part_of |
gptkb:Laniakea_Supercluster
gptkb:Virgo_constellation stellar population studies local group of galaxies Hubble Space Telescope observations galactic evolution studies extragalactic astronomy cosmology research intergalactic medium studies high-energy astrophysics research cosmic web galaxy mergers studies supermassive black hole research active galaxies research |
| gptkbp:is_studied_for |
galaxy formation
black hole physics |
| gptkbp:is_studied_in |
astronomers worldwide
|
| gptkbp:is_visible_from |
yes
northern hemisphere |
| gptkbp:jet_length |
over 5,000 light years
|
| gptkbp:jet_speed |
up to 99% of the speed of light
|
| gptkbp:lighting |
yes
low surface brightness |
| gptkbp:located_in |
gptkb:Virgo_Cluster
|
| gptkbp:mass |
old stars
6.5 billion solar masses 6.6 billion solar masses 6.4 trillion solar masses |
| gptkbp:notable_pilots |
yes
|
| gptkbp:number_of_globular_clusters |
over 12,000
|
| gptkbp:orbit_type |
yes
|
| gptkbp:orbital_period |
yes
|
| gptkbp:public_interest |
high
|
| gptkbp:radio_luminosity |
10^40 erg/s
|
| gptkbp:redshift |
0.00436
|
| gptkbp:research |
extensive
|
| gptkbp:research_importance |
yes
|
| gptkbp:right_ascension |
12h 30m 49.423s
|
| gptkbp:stellar_population_age |
over 10 billion years
several billion years |
| gptkbp:targets |
gravitational wave studies
|
| gptkbp:type |
gptkb:spiral_galaxy
giant elliptical galaxy |
| gptkbp:universe |
yes
|
| gptkbp:xray_luminosity |
10^42 erg/s
|
| gptkbp:bfsParent |
gptkb:Virgo
gptkb:Sombrero_Galaxy gptkb:elliptical_galaxies |
| gptkbp:bfsLayer |
5
|