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gptkbp:instanceOf
|
gptkb:black_hole
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gptkbp:alternativeName
|
gptkb:Pōwehi
gptkb:M87_black_hole
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gptkbp:apparentDiameter
|
42 microarcseconds
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|
gptkbp:category
|
gptkb:astronomer
gptkb:black_hole
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gptkbp:declination
|
+12° 23′ 28″
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gptkbp:discoveredBy
|
Heber Curtis (jet, 1918)
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gptkbp:distanceFromEarth
|
53 million light-years
|
|
gptkbp:eventHorizonDiameter
|
~38 billion km
|
|
gptkbp:evidence
|
gptkb:general_relativity
existence of event horizons
|
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gptkbp:features
|
accretion disk
relativistic jet
|
|
gptkbp:firstImageCapturedBy
|
gptkb:Event_Horizon_Telescope
|
|
gptkbp:firstImageDate
|
2019
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gptkbp:hostedBy
|
gptkb:Messier_87
|
|
gptkbp:influenced
|
gptkb:galactic_jet_of_M87
|
|
gptkbp:locatedIn
|
gptkb:Messier_87
|
|
gptkbp:mass
|
6.5 billion solar masses
|
|
gptkbp:notableFor
|
first direct image of a black hole
|
|
gptkbp:rightAscension
|
12h 30m 49.4s
|
|
gptkbp:studiedBy
|
gptkb:NASA
gptkb:Event_Horizon_Telescope_Collaboration
gptkb:ALMA
gptkb:ESO
|
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gptkbp:bfsParent
|
gptkb:BlackHoleCam
gptkb:M87*_black_hole
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gptkbp:bfsLayer
|
6
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|
https://www.w3.org/2000/01/rdf-schema#label
|
M87*
|